Technical Details
- Curve:
secp256k1
(same as Bitcoin) - Hash Algorithm:
SHA-256
- Key Format:
DER → Base64 (storage) → DER Buffer (crypto operations)
- Signature Format: Base64-encoded ECDSA signature in DER format
- Timestamp Tolerance:
300 seconds (5 minutes)
- Authorization Prefix:
Signature
(case-insensitive)