Month: March 2016

Using modern hash algorithms in dotnet XML signatures (for SAML)

Update: On August 2, 2016, Microsoft released version 4.6.2 of the .NET framework. It handles the new algorithms natively. Microsoft’s .NET framework comes with built in support for the rsa-sha1 digital signature hashing algorithm. As of early 2016 that algorithm is deprecated, however. It has become too easy to crack.  SAML Identity Providers like and are starting to offer cryptographic signatures using… Read more →