mkauffman

My Application Stoped Being Able to Make Calls to the Learn Server! (Hint: TLS & Ciphers)

Blog Post created by mkauffman on May 22, 2019

Recently we had a report that an application running on a partner's server was no longer able to send requests to Blackboard's Learn servers. They were SOAP requests - which is being deprecated - but that wasn't the issue. 

 

We've moved our servers to TLSv1.1/1.2. We're also using a modern set of ciphers. Make certain you're using both and you'll be able to connect!

 

Here's one article that describes a symptom and solution for those using Microsoft .Net libraries.

https://stackoverflow.com/questions/35621686/authentication-failed-because-the-remote-party-has-closed-the-transport-stream-e

 

Happy Coding!

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