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Posts Tagged ‘DCOM’

Secure, Firewall Friendly Communications

Posted in Emerson Exchange, Interoperability, Technologies on Thursday, October 15th, 2009. No comments yet
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One of the issues with the proven OPC standard has been the communications between OPC client and OPC server when a firewall separates them. The cyber-security challenges that process manufacturers face were not envisioned in the original release of the OPC specification in the mid-1990s. The network transport is based on Microsoft’s distributed component object […]

Understanding Software Architecture, Integration and Security in Automation

Posted in Cyber-Security, Interoperability, Project Services, Support Services on Wednesday, October 17th, 2007. No comments yet
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While at the recent ISA Expo 2007, I had the chance to listen to Emerson’s Jonas Berge‘s presentation on software for automation. Jonas is an active member in the ISA SP104 committee. This committee is responsible for advancing the Electronic Device Description Language (EDDL) standard. A few years back he wrote a book, Software for […]