Heartbleed Bug in OpenSSL
OpenSSL has a serious vulnerability, called the “Heartbleed Bug”.
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OPC UA & Wireshark
Wireshark is a great tool for sniffing network traffic. It contains several pre-defined filters for various protocols – and yes, also OPC UA!
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Connecting OPC Classic to OPC UA with OPC UA Gateway
We often receive requests about integrating OPC UA with OPC Classic servers. Despite OPC UA’s progress, the reality is that most global communication systems still operate on OPC Classic servers.
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OPC UA Sessions, Subscriptions and Timeouts
This article aims to explain the various OPC UA communication parameters, particularly focusing on timeouts. They are essential for managing connections between UA clients and servers effectively.
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