Class Secp256k1

Takes a compressed or uncompressed pubkey and return a compressed one.

This function is idempotent.

Creates a signature that is

• deterministic (RFC 6979)
• lowS signature
• DER encoded

Takes a 32 byte private key and returns a privkey/pubkey pair.

The resulting pubkey is uncompressed. For the use in Cosmos it should be compressed first using Secp256k1.compressPubkey.

Takes a compressed or uncompressed pubkey and returns an uncompressed one.

This function is idempotent.