SecureBlackbox 2020 Node.js Edition

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VerifyDetached Method

Verifies a detached signature.

Syntax

publickeycrypto.verifyDetached(signedData_Buffer, signature_Buffer, [callback])

Callback

The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).

The callback for this method is defined as:

function(err){ }

'err' is the error that occurred. If there was no error, then 'err' is 'null'.

'err' has 2 properties which hold detailed information:

err.code
err.message

Remarks

Use this method to verify a detached signature. Pass the original message via the SignedData parameter, and the signature via the Signature parameter.

The validation result is stored in SignatureValidationResult property.

Provide the verification key in Key property before commencing verification.

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SecureBlackbox 2020 Node.js Edition - Version 20.0 [Build 8165]