cloudflare/circl v1.6.2

CIRCL v1.6.2

Repository: cloudflare/circl

Tag: v1.6.2

Published: 2025-12-22T21:49:12Z

Prerelease: no

Release notes:

CIRCL v1.6.2

• New SLH-DSA, improvements in ML-DSA for arm64.
• Tested compilation on WASM.

What's Changed

• Optimize pairing product computation by moving exponentiations to G1. by @dfaranha in https://github.com/cloudflare/circl/pull/547
• sign: Adding SLH-DSA signature by @armfazh in https://github.com/cloudflare/circl/pull/512
• Update code generators to CIRCL v1.6.1. by @armfazh in https://github.com/cloudflare/circl/pull/548
• ML-DSA: Add preliminary Wycheproof test vectors by @bwesterb in https://github.com/cloudflare/circl/pull/552
• go fmt by @bwesterb in https://github.com/cloudflare/circl/pull/554
• gz-compressing test vectors, use of HexBytes and ReadGzip functions. by @armfazh in https://github.com/cloudflare/circl/pull/555
• group: Removes use of elliptic Marshal and Unmarshal functions. by @armfazh in https://github.com/cloudflare/circl/pull/556
• Support encoding/decoding ML-DSA private keys (as long as they contain seeds) by @bwesterb in https://github.com/cloudflare/circl/pull/559
• Update to golangci-lint v2 by @bwesterb in https://github.com/cloudflare/circl/pull/560
• Preparation for ARM64 Implementation of poly operations for dilithium package. by @elementrics in https://github.com/cloudflare/circl/pull/562
• prepare power2Round for custom implementations in assembly by @elementrics in https://github.com/cloudflare/circl/pull/564
• ARM64 implementation for poly.PackLe16 by @elementrics in https://github.com/cloudflare/circl/pull/563
• add arm64 version of polyMulBy2toD by @elementrics in https://github.com/cloudflare/circl/pull/565
• add arm64 version of polySub by @elementrics in https://github.com/cloudflare/circl/pull/566
• group: add byteLen method for short groups and RandomScalar uses rand.Int by @armfazh in https://github.com/cloudflare/circl/pull/568
• add arm64 version of poly.Add/Sub by @elementrics in https://github.com/cloudflare/circl/pull/572
• group: Adding cryptobyte marshaling to scalars by @armfazh in https://github.com/cloudflare/circl/pull/569
• Bumping up to Go1.25 by @armfazh in https://github.com/cloudflare/circl/pull/574
• ci: Including WASM compilation. by @armfazh in https://github.com/cloudflare/circl/pull/577
• Revert to using package-declared HPKE errors for shortkem instead of standard library errors by @harshiniwho in https://github.com/cloudflare/circl/pull/578
• Release v1.6.2 by @armfazh in https://github.com/cloudflare/circl/pull/579

New Contributors

• @dfaranha made their first contribution in https://github.com/cloudflare/circl/pull/547
• @elementrics made their first contribution in https://github.com/cloudflare/circl/pull/562
• @harshiniwho made their first contribution in https://github.com/cloudflare/circl/pull/578

Full Changelog: https://github.com/cloudflare/circl/compare/v1.6.1...v1.6.2