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Showing posts tagged “authentication”

Stronger NTLM session security supported for Load Tester 5.4

Let’s say you’re testing an internal site which uses Integrated Windows Authentication. You may have already been running regular tests on this site with no difficulty. Then, an administrator runs a security tool (such as the Windows Security Configuration Wizard) and suddenly your Load Tests now fail with HTTP 401 Unauthorized responses.
What happened?
One cause of this can be a feature of NTLM security was enabled, requiring clients to support NTLMv2 “session” security. While this security feature is stronger, it is not universally supported by all clients, including legacy versions of Load Tester.
Getting past the issue is easy: just upgrade Load … Continue reading »

Enhanced Integrated Windows Authentication Support in Load Tester 4.2

Load Tester 4.2 offers a substantial number of enhancements over the 4.1 release. One of the last features, which was not available in the 4.2 beta cycle, is completely redesigned support for Connection Authentication Negotiation. For IIS users, just think of “Connection Authentication Negotiation” as support for IIS’ “Integrated Windows Authentication”. Load Tester’s CAN support is a bit more abstract to encompass other servers as well. In fact, the term “Connection Authentication Negotiation” is used to provide support for negotiation of an authentication scheme at the HTTP layer, which may be used to authenticate the browser’s connection to the … Continue reading »

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