private static void Main(string[] args)
{
var data = File.ReadAllText(args[0]);
using (var algorithm = new Gost3411_2012_256CryptoServiceProvider())
{
var hash = algorithm.ComputeHash(Encoding.UTF8.GetBytes(data));
Console.WriteLine(Convert.ToBase64String(hash));
Console.ReadKey();
}
}
private static void VerifySignedData(string sertPublisherName)
{
try
{
X509Certificate2Collection x509Certificate2 = GetSert(sertPublisherName);
var sert = x509Certificate2[0];
var cspSender = (Gost3410_2012_256CryptoServiceProvider)sert.PrivateKey;
var cspRecipient = (Gost3410_2012_256CryptoServiceProvider)sert.PublicKey.Key;
var dataFromFile = ReadFile(@"C:\Users\кирилл\Downloads\data.txt");
var signFromFile = ReadFile(@"C:\Users\кирилл\Downloads\sign.txt");
Gost3411_2012_256CryptoServiceProvider GostHash = new Gost3411_2012_256CryptoServiceProvider();
var dataHash = GostHash.ComputeHash(dataFromFile);
bool b = cspRecipient.VerifyData(dataFromFile, GostHash, signFromFile);
if (b)
{
Console.WriteLine("подпись вычислена верно.");
}
else
{
Console.WriteLine("подпись вычислена неверно.");
}
}
catch (ArgumentNullException e)
{
Console.WriteLine(e.Message);
}
}
