Specification

• Version 3.0 (as submitted to NIST for the third round) - 2026/08/31
• Version 2.0 (as submitted to NIST for the second round) - 2025/02/05
• Version 1.1 - 2023/11/03
• Version 1.0 (as submitted to NIST for the first round) - 2023/05/31

Submission

• NIST Round-3 submission package, containing the round-3 specification, the reference implementations, the AVX2 optimized implementations, and test vectors.
• NIST Round-2 submission package, containing the round-2 specification, the reference implementations, the AVX2 optimized implementations, and test vectors.
• NIST Round-1 submission package, containing the round-1 specification, the reference implementations, the AVX2 optimized implementations, and test vectors.

Implementations

• The SDitH github organization where the implementations will be maintained and updated.