{"id":1552,"date":"2025-08-29T10:26:24","date_gmt":"2025-08-29T10:26:24","guid":{"rendered":"https:\/\/integrationobjects.com\/blog\/?p=1552"},"modified":"2026-03-23T15:16:34","modified_gmt":"2026-03-23T15:16:34","slug":"from-vulnerability-to-security-addressing-legacy-protocol-risks-with-opc-ua-wrapper","status":"publish","type":"post","link":"https:\/\/integrationobjects.com\/blog\/from-vulnerability-to-security-addressing-legacy-protocol-risks-with-opc-ua-wrapper\/","title":{"rendered":"From Vulnerability to Security: Addressing Legacy Protocol Risks with OPC UA Wrapper"},"content":{"rendered":"<p data-start=\"430\" data-end=\"586\">Legacy industrial protocols such as OPC Classic, Modbus, and other early OT communication standards were designed for connectivity, not cybersecurity.<\/p>\n<p data-start=\"588\" data-end=\"891\">In today\u2019s Industry 4.0 environment, operational technology (OT) assets are increasingly integrated with IT networks, exposing industrial systems to modern cyber threats. Using legacy protocols without additional protection introduces significant vulnerabilities to industrial data and operations.<\/p>\n<p data-start=\"893\" data-end=\"1139\">This article explores the security gaps in legacy industrial protocols and explains how the OPC UA Wrapper provides a robust solution for OPC UA security, allowing organizations to modernize communication without replacing existing systems<\/p>\n<h2 aria-level=\"2\"><b><span data-contrast=\"auto\"> Why Legacy Protocols Put Your Industrial Data at Risk?<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;201341983&quot;:0,&quot;335559740&quot;:360}\">\u00a0<\/span><\/h2>\n<p><span data-contrast=\"auto\">Legacy OPC Classic protocols, while still functional, come with real limitations:<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">Tied to outdated Windows COM\/DCOM frameworks<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">Lack of encryption and modern authentication<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">Known and exploited cyber security vulnerabilities\u00a0<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">Poor integration with IIoT\/cloud-based tools<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"5\" data-aria-level=\"1\"><span data-contrast=\"auto\">High maintenance and configuration efforts<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">Modernizing your data flow shouldn\u2019t require replacing every device or rewriting every application<\/span><span data-contrast=\"auto\">.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<h2 data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\" aria-level=\"2\"><b><span data-contrast=\"auto\">OPC UA Wrapper: Securely Bridge Legacy Systems to Modern Architectures<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:false,&quot;134245529&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:360,&quot;335559739&quot;:80,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/h2>\n<p><span data-contrast=\"auto\">Migrating from legacy industrial protocols such as OPC Classic to the modern OPC UA standard is a complex and resource-intensive process. Key challenges include:<\/span><span data-ccp-props=\"{&quot;134245418&quot;:false,&quot;134245529&quot;:false,&quot;201341983&quot;:0,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<p data-ccp-border-bottom=\"0px none #e5e7eb\" data-ccp-padding-bottom=\"0px\" data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\"><span data-contrast=\"auto\">To overcome these challenges, we introduce our <\/span><a href=\"https:\/\/integrationobjects.com\/sioth-opc\/sioth-opc-unified-architecture\/opc-ua-wrapper\/\"><span data-contrast=\"none\">OPC UA Wrapper<\/span><\/a><span data-contrast=\"auto\">, a plug-and-play product that securely connects legacy OPC Classic servers\/clients with OPC UA clients\/servers. This approach lets you modernize your communication architecture without replacing existing assets, significantly reducing risks and costs.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/p>\n<p data-ccp-border-bottom=\"0px none #e5e7eb\" data-ccp-padding-bottom=\"0px\" data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-1547 aligncenter\" src=\"https:\/\/integrationobjects.com\/blog\/wp-content\/uploads\/2025\/07\/PROXY-2-1024x576.png\" alt=\"OPC UA Wrapper\" width=\"464\" height=\"261\" srcset=\"https:\/\/integrationobjects.com\/blog\/wp-content\/uploads\/2025\/07\/PROXY-2-1024x576.png 1024w, https:\/\/integrationobjects.com\/blog\/wp-content\/uploads\/2025\/07\/PROXY-2-300x169.png 300w, https:\/\/integrationobjects.com\/blog\/wp-content\/uploads\/2025\/07\/PROXY-2-768x432.png 768w, https:\/\/integrationobjects.com\/blog\/wp-content\/uploads\/2025\/07\/PROXY-2.png 1536w\" sizes=\"auto, (max-width: 464px) 100vw, 464px\" \/><\/p>\n<h2 data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\" aria-level=\"2\"><b><span data-contrast=\"auto\">How the OPC UA Wrapper Strengthens Security<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:false,&quot;134245529&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:360,&quot;335559739&quot;:60,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/h2>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Encrypts Legacy Communications:<\/span><\/b><span data-contrast=\"auto\"> Wraps legacy OPC data in encrypted OPC UA sessions, securing data in transit.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Enables Strong Authentication:<\/span><\/b><span data-contrast=\"auto\"> Supports certificate-based user and application validation to prevent unauthorized access.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Improves Traceability: <\/span><\/b><span data-contrast=\"auto\">Provides advanced logging and diagnostics to monitor communications and identify anomalies.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Maximizes Interoperability:\u00a0<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cb\" data-font=\"Fira Sans\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:1440,&quot;335559991&quot;:360,&quot;469769242&quot;:[9675],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cb&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"2\"><span data-contrast=\"auto\">Wrapper component: Allows legacy OPC DA, HDA, and AE servers to coexist with modern OPC UA clients effortlessly.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cb\" data-font=\"Fira Sans\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:1440,&quot;335559991&quot;:360,&quot;469769242&quot;:[9675],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cb&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"2\"><span data-contrast=\"auto\">Proxy component: Allows legacy OPC DA, HDA, and AE clients to communicate with modern OPC UA servers effortlessly.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"4\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"5\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Supports Compliance:<\/span><\/b><span data-contrast=\"auto\"> Helps meet cybersecurity regulations with up-to-date security configurations and certificate management.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<p data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\"><span data-contrast=\"auto\">This means your industrial data benefits from the full security features of OPC UA while preserving your investment in legacy infrastructure and isolating the use of legacy OPC communications to a restricted zone.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/p>\n<p aria-level=\"2\"><b><span data-contrast=\"none\">Real-World Consequences of Legacy Protocol Use<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;201341983&quot;:0,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Fira Sans\" data-listid=\"1\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Widespread Insecure Deployments:<\/span><\/b><span data-contrast=\"none\"> Studies have found that up to 92% of OPC UA implementations in the industry are insecurely configured, often due to legacy integration challenges and misconfiguration.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Fira Sans\" data-listid=\"1\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Operational Disruption: <\/span><\/b><span data-contrast=\"none\">Poorly secured legacy protocols have enabled attackers to paralyze entire factories, as demonstrated in recent high-profile Incidents.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360}\">\u00a0<\/span><\/li>\n<\/ul>\n<p style=\"text-align: right;\"><i><span data-contrast=\"none\">Source: <\/span><\/i><a href=\"http:\/\/www.eclatron.com\/\"><i><span data-contrast=\"none\">www.eclatron.com\/<\/span><\/i><\/a><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:3,&quot;335551620&quot;:3,&quot;335559685&quot;:720,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<p style=\"text-align: right;\"><i><span data-contrast=\"none\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span><\/i><a href=\"http:\/\/www.txone.com\/\"><i><span data-contrast=\"none\">www.txone.com\/<\/span><\/i><\/a><i><span data-contrast=\"none\">\u00a0<\/span><\/i><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:2,&quot;335551620&quot;:2,&quot;335559685&quot;:720,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{}\">\u00a0<\/span><\/p>\n<p><i><span data-contrast=\"auto\">Ready for a secure upgrade?\u00a0<\/span><\/i><span data-ccp-props=\"{}\">\u00a0<\/span><br \/>\n<a id=\"download\" class=\"btn_product_download\" href=\"https:\/\/integrationobjects.com\/FileDownload\/PDF\/OPCUAWrapperUserGuide3.2rev0.pdf\" target=\"_blank\" rel=\"noopener\">step-by-step OPC UA migration guide (PDF)<\/a><\/p>\n<h2 aria-level=\"2\"><b><span data-contrast=\"auto\">Best Practices for Industrial Data Security<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:false,&quot;134245529&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:360,&quot;335559739&quot;:60,&quot;335559740&quot;:360}\">\u00a0<\/span><\/h2>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Migrate to OPC UA:<\/span><\/b><span data-contrast=\"auto\"> Replace legacy protocols with OPC UA wherever possible to leverage its robust security features.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Regular Security Audits:<\/span><\/b><span data-contrast=\"auto\"> Continuously assess and update the configuration of OPC UA systems, especially those integrated with legacy components.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\u25cf\" data-font=\"Roboto\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Roboto&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\u25cf&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Training and Documentation:<\/span><\/b><span data-contrast=\"auto\"> Equip engineers and operators with up-to-date knowledge on secure OPC UA deployment and management.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/li>\n<\/ul>\n<h2 data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\" aria-level=\"2\"><b><span data-contrast=\"auto\">Look at What Industry Leaders Say about Our OPC UA Wrapper!<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:false,&quot;134245529&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:360,&quot;335559739&quot;:80,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/h2>\n<div style=\"margin-bottom: 15px; padding: 10px 15px; background-color: #fff; border-left: 5px solid #2C3A66; display: inline-block; text-align: left; max-width: 90%; margin-left: 50px;\">\n<p style=\"font-style: italic; margin-bottom: 0px;\">\u201cOPC UA Wrapper allowed us to enhance security across our legacy OPC servers without disrupting operations. The encryption and authentication features have been critical to implement security measures recommended during cyber security audits\u201d<\/p>\n<p style=\"font-weight: bold; text-align: right; margin-bottom: 0px;\">\u2013 IT Security Manager, Chemical Manufacturing<\/p>\n<\/div>\n<div style=\"margin-bottom: 15px; padding: 10px 15px; background-color: #fff; border-right: 5px solid #2C3A66; display: inline-block; text-align: left; max-width: 90%; margin-left: 50px;\">\n<p style=\"font-style: italic; margin-bottom: 0px;\">\u201cOur transition to Industry 4.0 was further facilitated with our migration to OPC UA via the Wrapper. It helped bridging old and new systems securely.<\/p>\n<p style=\"font-weight: bold; text-align: right; margin-bottom: 0px;\">\u2013 Automation Engineer, Automotive Industry<\/p>\n<\/div>\n<div style=\"margin-bottom: 15px; padding: 10px 15px; background-color: #fff; border-left: 5px solid #2C3A66; display: inline-block; text-align: left; max-width: 90%; margin-left: 50px;\">\n<p style=\"font-style: italic; margin-bottom: 0px;\">The OPC UA Wrapper provided peace of mind by closing security gaps and allowing us to integrate modern applications without replacing legacy servers.&#8221;<\/p>\n<p style=\"font-weight: bold; text-align: right; margin-bottom: 0px;\">&#8211; Digital Transformation Lead, Energy Sector<\/p>\n<\/div>\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-fill\" style=\"margin-bottom: 20px; margin: auto; position: relative; display: block;\"><a class=\"wp-block-button__link has-luminous-vivid-orange-background-color has-background no-border-radius\" style=\"\/*! width: max-content; *\/display: block; \/*! position: relative; *\/width: max-content; margin: auto;\" href=\"https:\/\/www.youtube.com\/watch?v=Ve4vhzObs38e\" target=\"_blank\" rel=\"noreferrer noopener\"><strong> how-to video on configuring OPC UA Wrapper <\/strong><\/a><\/div>\n<h2 data-ccp-border-bottom=\"0px none #e5e7eb\" data-ccp-padding-bottom=\"0px\" data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\" aria-level=\"2\"><b><span data-contrast=\"auto\">Protect Your Industrial Data, Act Now!<\/span><\/b><span data-ccp-props=\"{&quot;134245418&quot;:false,&quot;134245529&quot;:false,&quot;201341983&quot;:0,&quot;335559738&quot;:360,&quot;335559739&quot;:80,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/h2>\n<p data-ccp-border-bottom=\"0px none #e5e7eb\" data-ccp-padding-bottom=\"0px\" data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\"><span data-contrast=\"auto\">Legacy protocols are not just outdated, they are a serious cybersecurity liability due to well-known security vulnerabilities. For instance, the widespread <\/span><a href=\"https:\/\/integrationobjects.com\/blog\/configure-secure-tunnel-opc-client-opc-server-using-opcnet-broker\/\"><span data-contrast=\"none\">DCOM vulnerability<\/span><\/a><span data-contrast=\"auto\"> (CVE-2021-26414), addressed by Microsoft in the KB5004442 Windows update, introduced mandatory security hardening measures that many OPC Classic client applications struggle to support without major updates. This exemplifies how legacy systems relying on DCOM can be exposed to remote attacks, operational disruptions, and complex compatibility issues.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/p>\n<p data-ccp-border-bottom=\"0px none #e5e7eb\" data-ccp-padding-bottom=\"0px\" data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\"><span data-contrast=\"auto\">The increasing frequency and sophistication of industrial cyberattacks targeting industrial companies and critical infrastructures demand immediate action to protect your data and operational continuity.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/p>\n<p data-ccp-border-bottom=\"0px none #e5e7eb\" data-ccp-padding-bottom=\"0px\" data-ccp-border-between=\"0px none #e5e7eb\" data-ccp-padding-between=\"0px\"><span data-contrast=\"auto\">Our OPC UA Wrapper <\/span><span data-contrast=\"auto\">provides an immediate<\/span><span data-contrast=\"auto\"> solution to secure legacy OPC systems against modern threats, ensuring encrypted, authenticated, and auditable communications without replacing your existing infrastructure.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559740&quot;:360,&quot;335572071&quot;:0,&quot;335572072&quot;:0,&quot;335572073&quot;:15460325,&quot;335572075&quot;:0,&quot;335572076&quot;:0,&quot;335572077&quot;:15460325,&quot;335572079&quot;:0,&quot;335572080&quot;:0,&quot;335572081&quot;:15460325,&quot;335572083&quot;:0,&quot;335572084&quot;:0,&quot;335572085&quot;:15460325,&quot;335572087&quot;:0,&quot;335572088&quot;:0,&quot;335572089&quot;:15460325,&quot;469789798&quot;:&quot;none&quot;,&quot;469789802&quot;:&quot;none&quot;,&quot;469789806&quot;:&quot;none&quot;,&quot;469789810&quot;:&quot;none&quot;,&quot;469789814&quot;:&quot;none&quot;}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Legacy industrial protocols such as OPC Classic, Modbus, and other early OT communication standards were designed for connectivity, not cybersecurity. In today\u2019s Industry 4.0 environment,<\/p>\n","protected":false},"author":1,"featured_media":1554,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[184,183],"tags":[50],"class_list":["post-1552","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-opc-classic","category-opc-ua","tag-opc-ua-wrapper"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>OPC UA Security: Secure Legacy Systems Without Replacement<\/title>\n<meta name=\"description\" content=\"Secure legacy OPC systems with OPC UA Wrapper. Encrypt data, add authentication, and reduce cyber risks, without replacing existing infrastructure.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/integrationobjects.com\/blog\/from-vulnerability-to-security-addressing-legacy-protocol-risks-with-opc-ua-wrapper\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"OPC UA Security: Secure Legacy Systems Without Replacement\" \/>\n<meta property=\"og:description\" content=\"Secure legacy OPC systems with OPC UA Wrapper. 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