Lamaxu version 1.0.5.9 is required in order to use SSL Connections to the MQ queue manager.
Open a web browser and navigate to the Lamaxu Admin page.
Example, http://localhost:8085/admin (the default username and password is admin/password)
Navigate to the 'Queue Managers' tab and enter the required Cipher Suite into the Cipher input box. Note the Cipher Suite used needs to match the Cipher Spec on the MQ channel.
Compatible Cipher Suites
SSL/TLS CipherSpecs and CipherSuites in IBM MQ classes for Java
Depending on your MQ versions, the additional Java option below may be required to use other Cipher Suites.
-Dcom.ibm.mq.cfg.useIBMCipherMappings=false
To Import a Trust Certificate
keytool -importcert -file mycert.txt -keystore truststore.jks -alias mycert
Where mycert.txt is is your trust certificate.
NOTE: The default password for the truststore.jks file is 'changeit'