secp256k1
https://github.com/bitcoin-core/secp256k1
C
Optimized C library for EC operations on curve secp256k1
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- Issues
- tests: add thread_tests for concurrent context use, run under Helgrind in CI
- silentpayments: add hash ctx (SHA256 compression override) test
- refactor: Move common nonce helpers from musig to shared module
- Add license notice to API headers
- silentpayments: extending the sending API for verification of created outputs (using DLEQ proofs, BIP-374)
- ecdh/ellswift/schnorrsig: return early for invalid inputs (consistent handling w.r.t. constant-time)
- Allow overriding malloc and free at compile time
- silentpayments: tweak spend pubkey using ecmult_gen_var (~25% scanning speedup for small N)
- silentpayments: add light client API
- musig: fix pseudocode in `_musig_pubkey_ec_tweak_add` API docs
- Docs
- C not yet supported