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Add multi-part sign-message and verify-message operations (was 'Allow external mu to MLDSA sign/verify PSA APIs')

Crypto APIIssue or PR related to the Cryptography APIIssue or PR related to the Cryptography API

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#319 In ARM-software/psa-api;

· waleed-elmelegy-arm opened on Nov 20, 2025

Add multi-part operations for asymmetric signature

Crypto APIIssue or PR related to the Cryptography APIIssue or PR related to the Cryptography API

enhancementNew feature or requestNew feature or request

Status: Open (in progress).

ARM-software/psa-apinumber 335

#335 In ARM-software/psa-api;

· athoelke opened on Jan 28, 2026

Add support for BLAKE2 algorithms

Crypto APIIssue or PR related to the Cryptography APIIssue or PR related to the Cryptography API

enhancementNew feature or requestNew feature or request

Status: Open (in progress).

ARM-software/psa-apinumber 339

#339 In ARM-software/psa-api;

· athoelke opened on Feb 13, 2026