Learn how to diagnose and fix SAML bad assertion errors. A technical guide for CTOs on resolving clock skew, audience mismatches, and signature failures in SSO.

SAML (Security Assertion Markup Language) is an XML-based standard for exchanging authentication and authorization data between security domains. SAML is a product of the OASIS Security Services ...

Black Hat Europe 2025: Multiple hacking techniques allow researchers to bypass XML signature validation while still presenting valid SAML documentation to an application. Researchers have uncovered ...

Nathan Eddy works as an independent filmmaker and journalist based in Berlin, specializing in architecture, business technology and healthcare IT. He is a graduate of Northwestern University’s Medill ...

GitLab released security updates for Community Edition (CE) and Enterprise Edition (EE), fixing nine vulnerabilities, among which two critical severity ruby-saml library authentication bypass flaws.

A new technique called "Golden SAML" lets attackers forge authentication requests and access the cloud-based apps of companies that use SAML-compatible domain controllers (DCs) for the authentication ...

SAML stands for ‘Security Assertion Markup Language’ and is a protocol that allows the exchange of authentication and authorization data between an identity provider and a service provider. There are ...

A proof-of-concept attack demonstrates how adversaries can abuse the Security Assertion Markup Language framework to go unnoticed and assume multiple user identities. Researchers at CyberArk Labs have ...

What is SAML and what is it used for? The Security Assertion Markup Language (SAML) is an open standard that allows security credentials to be shared by multiple computers across a network. It ...

Nathan Eddy works as an independent filmmaker and journalist based in Berlin, specializing in architecture, business technology and healthcare IT. He is a graduate of Northwestern University’s Medill ...