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Kepware Knowledge Base: Solution

Is KEPServerEX affected by the "Heartbleed" security bug?

Last Update: 11/7/2018
"Heartbleed" is a security vulnerability in OpenSSL, a popular open-source library used to protect usernames, passwords, and sensitive information sent over a network. For more information, refer to

Although KEPServerEX uses the OpenSSL library components to secure OPC UA connections, neither KEPServerEX version 4 or 5 are affected by the security vulnerability. KEPServerEX's OPC UA support does not include the HTTPS transport, and uses a version of the software library that is not vulnerable to the Heartbleed security bug.
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