ecrecover

api • Docs

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near-sdk-js v2.0.0 / api / ecrecover

Function: ecrecover()

ecrecover(hash, sig, v, malleabilityFlag): Uint8Array | null

Recovers an ECDSA signer address from a 32-byte message hash and a corresponding signature along with v recovery byte. Takes in an additional flag to check for malleability of the signature which is generally only ideal for transactions.

Parameters

• hash: Uint8Array

32-byte message hash

• sig: Uint8Array

signature

• v: number

number of recovery byte

• malleabilityFlag: number

whether to check malleability

Returns

Uint8Array | null

64 bytes representing the public key if the recovery was successful.

Defined in

packages/near-sdk-js/src/api.ts:908