What's Changed

• Fix dev5x assembly version generation by saurabhsathe-ms in #3625
• Pin patched REST client runtime on dev5x by saurabhsathe-ms in #3634

Full Changelog: 5.7.1...5.7.2

What's Changed

• Backport configurable SHR p claim path comparison to 8.x by debchoudhury-id4s in #3577
• Backport SHR p-claim percent-encoding hex case handling to dev8x by debchoudhury-id4s in #3579
• Reinstate Microsoft.IdentityModel.Protocols.WsTrust as a supported 8.x package by Ignacio Inglese (@iNinja) in #3547
• Include WS-Trust in build pipelines by Ignacio Inglese (@iNinja) in #3604
• Log IDX10650 decryption-tag failures below Error during multi-key decryption by RojaEnnam in #3582
• Support ML-DSA AKP keys in JsonWebKeySet by Ignacio Inglese (@iNinja) in #3597
• Add Composite ML-DSA support (internal, gated) by Ignacio Inglese (@iNinja) in #3596

Full Changelog: 8.22.0...8.23.0

What's Changed

• Promote exception to property, add test by Westin Musser (@westin-m) in #3486
• Add IgnoreCaseWhenValidatingAudience flag to audience validation by Ievgen Polyvanyi (@cpp11nullptr) in #3563

Full Changelog: 8.21.0...8.22.0

Performance Improvements

• Add JsonWebToken header-replacement path to avoid re-parsing payload. See PR #3553.
• Add claims dictionary preallocation. See PR #3550.

Bug Fixes

• Fix CI build failures: remove unused log message and add missing DPoP API entries. See PR #3551.

What's Changed

• Improve serializer and JWE key unwrap handling by Ignacio Inglese (@iNinja) in #3544

Full Changelog: 8.19.1...8.19.2

What's Changed

• Improve serializer and JWE key unwrap handling by Ignacio Inglese (@iNinja) in #3545

Full Changelog: 7.7.2...7.7.3

What's Changed

• Fix expired test tokens and remove external URL dependencies (5.x) by Ignacio Inglese (@iNinja) in #3495
• [dev5x] Update version.props with Microsoft Identity Model settings by Peter (@pmaytak) in #3500
• [dev5x] Add suppressions, missing files. by Peter (@pmaytak) in #3507
• Improve serializer and JWE key unwrap handling by Ignacio Inglese (@iNinja) in #3546

Full Changelog: 5.7.0...5.7.1

Bug Fixes

• Update JwtSecurityTokenHandler for IssuerSigningKeyResolverUsingConfiguration to take priority over IssuerSigningKeyResolver, matching the documented contract and the correct behavior already present in JsonWebTokenHandler. See PR #3519.
• Improve validation of jku claim. See PR #3480.

Dependency Updates

• Update System.Text.Json to 8.0.5 on all target frameworks except .NET 461. See PR #3499.

Bug Fixes

• Update JwtSecurityTokenHandler for IssuerSigningKeyResolverUsingConfiguration to take priority over IssuerSigningKeyResolver, matching the documented contract and the correct behavior already present in JsonWebTokenHandler. See PR #3519.

New Features

• Add ML-DSA (FIPS 204) post-quantum signature support. See PR #3479.
• Cache custom crypto providers in CryptoProviderFactory. See PR #3489.

Bug Fixes

• Disable automatic redirects on default HttpClient for JKU retrieval. See PR #3494.
• Adjust rented buffer handling in claim set parsing. See PR #3493.
• Tidy null handling in SAML conditions validation. See PR #3491.
• Improve validation of jku claim. See PR #3481.
• Limit telemetry algorithm dimension cardinality. See PR #3490.
• Add defensive copy of collections in ValidationParameters. See PR #3492.
• Update TokenValidationParameter copy constructor to make a deep copy. See PR #3488.
• Update to fail-closed when replay protection isn't configured and other DPoP hardening. See PR #3505.
• Apply RFC 3986 section 6.2.2 normalization to DPoP htu comparison. See PR #3509.