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SSL Certificate: signup.live.com

🟢 Valid Certificate
Common Nameaadgatewaymsit.msidentity.com
OrganizationMicrosoft Corporation
IssuerMicrosoft Corporation
Issuer CNMicrosoft Azure RSA TLS Issuing CA 03
Valid FromMar 17 09:03:08 2026 GMT
Valid UntilAug 25 23:59:59 2026 GMT (111 days left)
Serial Number330380A12E4B3EBA53F304752200000380A12E
🌐 Subject Alternative Names (26)
*.api.projectsilver.iee.msidentity.com*.api.silverqp.msidentity.com*.authorization.identity.core.dev.microsoft*.authorization.identity.core.microsoft*.capability.authorization.azure-ppe.com*.capability.authorization.azure.com*.kalypso.msidentity.com*.provisioningdrop.microsoft.com*.silverqp.msidentity.com*.sr.hybridauth.msidentity.com*.web.silverqp.msidentity.com3palertingestion.globalsecureaccess.microsoft.comaadgatewaymsit.msidentity.comaccount.live.comapi.projectsilver.iee.msidentity.comaps.globalsecureaccess.microsoft.comcloudpki.globalsecureaccess.microsoft.comkalypso-int.clip.msidentity.comkalypso.clip.msidentity.comms-sso.copilot.comms-sso.copilot.microsoft.comppe.sqp.iee.msidentity.comprovisioningdrop.microsoft.comsignup.live.comsilverqp.msidentity.comsqp.iee.msidentity.com
ℹ️ About SSL Certificates

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

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