SSL Certificate: yammer.com

Common Name	*.yammer.com
Organization	Microsoft Corporation
Issuer	Microsoft Corporation
Issuer CN	Microsoft TLS G2 RSA CA OCSP 16
Valid From	Feb 12 18:32:32 2026 GMT
Valid Until	Aug 11 18:32:32 2026 GMT (126 days left)
Serial Number	5500051B03E9945C594E3B12A9000000051B03

www.yammer.com*.staging.yammer.com*.rt.staging.yammer.com*.staging.assets-yammer.com*.yammerusercontent.com*.rt.yammer.com*.docs.yammer.com*.assets-yammer.com*.yammer.com*.integration.staging.yammer.com*.integration.assets-yammer.com*.yamalytics.yammer.comyammer.com*.eu-1.yammer.com*.engage.cloud-dev.microsoftengage.cloud-dev.microsoftdf.engage.cloud.microsoftengage.cloud.microsoft*.test.cosmic.yammer.com*.gov.yammer.com*.rt.gov.yammer.com*.rt.test.cosmic.yammer.com*.engage.cloud.microsoft*.rt.msit.cosmic.yammer.com*.msit.cosmic.yammer.com*.eu.yammer.com*.us.yammer.com*.staging.yammerusercontent.com*.azure-rt.staging.yammer.comyammerusercontent.com*.rt-tx.gov.yammer.com*.us-1.staging.yammer.com*.us-1.yammer.com*.eu-1.assets-yammer.com

SSL (Secure Sockets Layer) certificates encrypt data between your browser and yammer.com's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real Yammer website.

Websites without valid SSL certificates may show browser warnings and are penalized in search engine rankings.

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