drand-client/love.drand.crypto/Scheme/BLS12381G2Chained

BLS12381G2Chained

data object BLS12381G2Chained : Scheme

Original chained scheme (2018-present)

  • Curve: BLS12-381

  • Groups: G1 keys (48 bytes), G2 signatures (96 bytes)

  • Digest: SHA256(prevSig || round)

  • NOT compatible with timelock encryption

Properties

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open override val id: String

Functions

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open override fun verifyBLSSignature(publicKey: ByteArray, message: ByteArray, signature: ByteArray): Result<Boolean>

Verifies a BLS signature for this scheme. Each scheme knows which platform verification function to call.