RECV TLSv1 ALERT: fatal, handshake_failure related with AES_256 Cipher Encryption Algorithms.

(Doc ID 2361764.1)

Last updated on FEBRUARY 22, 2018

Applies to:

Oracle Service Bus - Version 12.1.3.0.0 to 12.2.1.3.0
Information in this document applies to any platform.

Symptoms

 An OSB 12.1.3.x Business Service was invoking a secure webservice which requires TLSv1.2 & *AES_256* ciphers to be used for SSL exchange, it was found a handshake exception on the log files under the SSL debug mode:

[ACTIVE] ExecuteThread: '18' for queue: 'weblogic.kernel.Default (self-tuning)', fatal: engine already closed. Rethrowing javax.net.ssl.SSLException: Received fatal alert: handshake_failure
[ACTIVE] ExecuteThread: '18' for queue: 'weblogic.kernel.Default (self-tuning)', fatal: engine already closed. Rethrowing javax.net.ssl.SSLException: Received fatal alert: handshake_failure

Detailed exception thread is:

 

Here it was found that *AES_256* Ciphers were ignored.

JDK configured on this environment was "1.7.0_121"

Cause

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