Verse Android 12.0.1 added verification that the Traveler endpoint hostname is included in the SSL certificate.
See this what's new article which includes a reference to a more detailed service now article: https://help.hcltechsw.com/traveler/12.0.0/new_client_features.html
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0091226
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