Best Practices for Securing OPC Installations With OPC Expert Securing an OPC installation requires addressing several distinct layers: network placement, encryption endpoint hardening, certificate-based machine identity, user authentication, and granular

Managing OPC UA Certificates: Expiry, Revocation, and Trust in OPC Expert OPC UA uses X.509 certificates to establish machine and application identity during the connection handshake. In OPC Expert Security

Configuring Granular Read/Write Access Control in OPC Security Gateway OPC Expert Security Gateway allows you to restrict read, write, and browse access to any part of the OPC namespace on

How an OPC Security Gateway Works and When to Use One An OPC Security Gateway sits between your OPC servers and the clients that consume data from them. It connects

How to Add OPC UA Security to a Legacy OPC DA System Legacy OPC Classic DA systems can gain modern OPC UA security features without requiring a full migration or

Securing OPC UA Connections With Certificates and User Authentication Securing an OPC UA connection between a PLC data source and a visualization client requires layering three distinct controls: restricting which

Where to Place an OPC Security Gateway in Your Network The OPC Security Gateway by OPC Expert belongs on the same network segment as the OPC servers it is protecting,