GMP-backed arbitrary precision integer primitives for Anvil.

Shared byte encoding and digest helpers for Anvil modules.

Protocol-agnostic asymmetric key and signature interfaces for Anvil modules.

Common elliptic-curve interfaces for Anvil curve and protocol modules.

secp256k1 keys, point operations, ECDSA, BIP340, Taproot helpers, and hash-to-curve support.

Ed25519 keys, point operations, and EdDSA signing and verification.

P-256 keys, point operations, ECDSA, recoverable ECDSA, and hash-to-curve support.

Paillier encryption, MtA helpers, and Paillier-related zero-knowledge proofs.

Shamir splitting and recovery for elliptic-curve private scalars.

Curve-independent FROST contexts, preprocessing, partial signing, and aggregation.

FROST Ed25519 scheme and SHA-512 cipher suite.

FROST secp256k1 schemes for Schnorr, BIP340, and Taproot signatures.

FROST P-256 scheme and SHA-256 cipher suite.

GG20 threshold ECDSA contexts, MtA runners, commitments, integrity checks, and signature aggregation.

Threshold ECIES client, ElGamal KEM, partial decryption, and symmetric cipher adapters.

Threshold ML-DSA key generation, signing, combining, and verification utilities.

XChaCha20-Poly1305 AEAD wrapper over libsodium.

Discrete-log proof utilities: Pedersen commitments, Chaum-Pedersen, and DLEQ.

Common zero-knowledge proof interfaces for Anvil proof modules.