Advisories for Nuget/SPID.AspNetCore.Authentication package

2025

The AspNetCore Remote Authenticator for SPID Allows SAML Response Signature Verification Bypass

Authentication using Spid and CIE is based on the SAML2 standard which provides for two entities: Identity Provider (IdP): the system that authenticates users and provides identity information ( SAML assertions ) to the Service Provider, essentially, it is responsible for managing user credentials and identity; Service Provider (SP): The system that provides a service to the user and relies on the Identity Provider to authenticate the user, receives SAML …