Cms.GetSigDataDigest Method

Extracts the message digest from a signed-data CMS object file and verifies the signature

Syntax

public static string GetSigDataDigest(
	string inputFile,
	string certFile,
	bool inputIsBase64
)

Public Shared Function GetSigDataDigest ( _
	inputFile As String, _
	certFile As String, _
	inputIsBase64 As Boolean _
) As String

Parameters

inputFile

file containing CMS signed-data object

certFile

an (optional) X.509 certificate file to be used to identify the signer

inputIsBase64

true if input is in base64 encoding; false for binary BER-encoded

Return Value

Hash value in hex format or an empty string if error

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