/// <summary>
/// Verifies the RSA signature.
/// </summary>
/// <returns>True if signature is valid, false otherwise.</returns>
public bool IsSignatureValid()
{
Reader.BaseStream.Position = 0;
var keyParser = new AsnKeyParser(PublicKey);
var rsa = RSA.Create();
rsa.ImportParameters(keyParser.ParseRSAPublicKey());
var data = Reader.ReadBytes((int)(HeaderSize + TreeSize + FileDataSectionSize + ArchiveMD5SectionSize + OtherMD5SectionSize));
return(rsa.VerifyData(data, Signature, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1));
}
/// <summary>
/// Verifies the RSA signature.
/// </summary>
/// <returns>True if signature is valid, false otherwise.</returns>
public bool IsSignatureValid()
{
Reader.BaseStream.Position = 0;
var keyParser = new AsnKeyParser(PublicKey);
var rsa = new RSACryptoServiceProvider();
rsa.ImportParameters(keyParser.ParseRSAPublicKey());
var deformatter = new RSAPKCS1SignatureDeformatter(rsa);
deformatter.SetHashAlgorithm("SHA256");
var hash = new SHA256Managed().ComputeHash(Reader.ReadBytes((int)(HeaderSize + TreeSize + FileDataSectionSize + ArchiveMD5SectionSize + OtherMD5SectionSize)));
return(deformatter.VerifySignature(hash, Signature));
}
