IBM MQ is a messaging system designed to facilitate secure and reliable communication between parties. It ensures that messages are exchanged efficiently and without the risk of interception or tampering. IBM MQ helps organizations streamline their communication processes and maintain the integrity of their data exchanges.
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https://admin01.prod.blogs.cis.ibm.net/blog/enhancing-triparty-repo-transactions-with-ibm-mq-for-efficiency-security-and-scalability/