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EM 12c: Enterprise Manager 12c Cloud Control ssl.conf does not Retain Modified Ciphers after the OMS is Secured (Doc ID 2164413.1)

Last updated on FEBRUARY 19, 2019

Applies to:

Enterprise Manager Base Platform - Version and later
Information in this document applies to any platform.


The following document guides modification to the Enterprise Manager (EM) 12c Cloud Control system to disable weak SSL Cipher Suites:

<Note 1477287.1> How to Disable Weak SSLCipherSuites Used by Enterprise Manager Cloud Control 12c OMS and Agent

The SSLCipherSuite value has been modified to  HIGH from HIGH:MEDIUM, the default value, as directed by article 1477287.1.

Once the OMS is resecured, it appears the SSLCipherSuite value is not retained in the ssl.conf file:

but the new value is retained in these files:



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