CmsVerifySigData Method

Verify the signature and content of a signed-data CMS object file.

Namespace: CryptoSysPKI
Assembly: diCrSysPKINet (in diCrSysPKINet.dll) Version: 23.0.0.30549 (23.1.0.0)

Syntax

public static int VerifySigData(
	string inputFile,
	string certFile = "",
	string hexDigest = "",
	CmsSigDataOptions advOptions = CmsSigDataOptions.Default
)

Public Shared Function VerifySigData ( 
	inputFile As String,
	Optional certFile As String = "",
	Optional hexDigest As String = "",
	Optional advOptions As CmsSigDataOptions = CmsSigDataOptions.Default
) As Integer

Parameters

inputFile String: file containing CMS signed-data object
certFile String (Optional): an (optional) X.509 certificate file of the signer
hexDigest String (Optional): (optional) digest of eContent to be verified (use for "detached-signature" form)
advOptions CmsSigDataOptions (Optional): Use for BigFile option, otherwise ignored

Return Value

Int32
Zero if successfully verified; otherwise it returns a non-zero error code

Reference

Cms Class

CryptoSysPKI Namespace