static void Main(string[] args)
{
// Console.WriteLine("Hello World!");
Write("Enter some text to sign: ");
string data = ReadLine();
var signature = Protector.GenerateSignature(data);
WriteLine($"Signature: {signature}");
WriteLine("Public key used to check signature:");
WriteLine(Protector.PublicKey);
if (Protector.ValidateSignature(data, signature))
{
WriteLine("Correct! Signature is valid.");
}
else
{
WriteLine("invalid signature.");
}
//make a fake signature
var fakeSignature = signature.Replace(signature[0], 'X');
if (Protector.ValidateSignature(data, fakeSignature))
{
WriteLine("Correct! signature is valid.");
}
else
{
WriteLine($"Invalid signature: {fakeSignature}");
}
}
static void Main(string[] args)
{
Write("Enter some text to sign: ");
string userInput = ReadLine();
var signature = Protector.GenerateSignature(userInput);
WriteLine($"Signature: {signature}");
WriteLine("\nPublic key used to check signature:");
WriteLine(Protector.PublicKey);
if (Protector.ValidateSignature(userInput, signature))
{
WriteLine("\nCorrect! Signature is valid.");
}
else
{
WriteLine("\nInvalid signature.");
}
// simulate a fake signature by replacing the first character with an X
// var fakeSignature = signature.Replace(signature[0], 'X');
// if (Protector.ValidateSignature(userInput, fakeSignature))
// {
// WriteLine("\nCorrect! Signature is valid.");
// }
// else
// {
// WriteLine($"\nInvalid signature: {fakeSignature}");
// }
}
static void Main(string[] args)
{
Write("Enter some text to sign: ");
string data = ReadLine();
var signature = Protector.GenerateSignature(data);
WriteLine($"Signature: {signature}");
WriteLine("Public key used to check signature:");
WriteLine(Protector.PublicKey);
if (Protector.ValidateSignature(data, signature))
{
WriteLine("Correct! Signature is valid.");
}
else
{
WriteLine("Invalid signature.");
}
// create a fake signature by replacing the
// first character with an X
var fakeSignature = signature.Replace(signature[0], 'X');
if (Protector.ValidateSignature(data, fakeSignature))
{
WriteLine("Correct! Signature is valid.");
}
else
{
WriteLine($"Invalid signature: {fakeSignature}");
}
}
static void Main(string[] args)
{
Write("Enter some text to sign: ");
string data = ReadLine();
var signature = Protector.GenerateSignature(data);
WriteLine($"Signature : {signature}");
WriteLine($"Publick key used to check signature:");
WriteLine(Protector.PublickKey);
if (Protector.ValidateSignature(data, signature))
{
WriteLine("Correct! Signature is valid");
}
else
{
WriteLine("Invalid signature");
}
// Создаём поддельную подпись, заменив первый символ на Х
var fakeSignature = signature.Replace(signature[0], 'X');
if (Protector.ValidateSignature(data, fakeSignature))
{
WriteLine("Correct! Signature is valid");
}
else
{
WriteLine($"Invalid signature: {fakeSignature}");
}
}
static void Main(string[] args)
{
Write("Enter some text to sign: ");
string data = ReadLine();
var signature = Protector.GenerateSignature(data);
WriteLine($"Signature: {signature}");
WriteLine("Public key used to check signature:");
WriteLine(Protector.PublicKey);
if (Protector.ValidateSignature(data, signature))
{
WriteLine("Correct! Signature is valid.");
}
else
{
WriteLine("Invalid signature.");
}
// 첫 번째 문자를 X로 바꿔서 잘못된 서명을 만든다.
var fakeSignature = signature.Replace(signature[0], 'X');
if (Protector.ValidateSignature(data, fakeSignature))
{
WriteLine("Correct! Signature is valid.");
}
else
{
WriteLine($"Invalid signature: {fakeSignature}");
}
}
static void CheckSignature()
{
Console.Write("Enter some text to sign: ");
string data = Console.ReadLine();
var signature = Protector.GenerateSignature(data);
Console.WriteLine($"Signature: {signature}");
Console.WriteLine("Public key used to check signature:");
Console.WriteLine(Protector.PublicKey);
if (Protector.ValidateSignature(data, signature))
{
Console.WriteLine("Correct! Signature is valid.");
}
else
{
Console.WriteLine("Invalid signature.");
}
var fakeSignature = signature.Replace(signature[0], 'X');
if (Protector.ValidateSignature(data, fakeSignature))
{
Console.WriteLine("Correct! Signature is valid.");
}
else
{
Console.WriteLine($"Invalid signature: {fakeSignature}");
}
}
static void Main(string[] args)
{
WriteLine("Enter some text to sign: ");
string inputText = ReadLine();
var signature = Protector.GenerateSignature(inputText);
WriteLine($"Signature: {signature}");
WriteLine($"Public key used to check signature: \n{Protector.PublicKey}");
if (Protector.ValidateSignature(inputText, signature))
{
WriteLine($"Signature is valid :-)");
}
else
{
WriteLine($"Signature is NOT valid :-(");
}
// simulate a fake signature, replace first char with an X
var fakeSignature = signature.Replace(signature[0], 'X');
if (Protector.ValidateSignature(inputText, fakeSignature))
{
WriteLine($"Using fakeSignature...signature is valid :-)");
}
else
{
WriteLine($"Using fakeSignature...signature is NOT valid :-(...the fake signature is: \n{fakeSignature}");
}
}
static void Main(string[] args)
{
Write("Enter some text to sign: ");
string data = ReadLine();
var signature = Protector.GenerateSignature(data);
WriteLine($"Signature: {signature}");
WriteLine("Public key used to check signature:");
WriteLine(Protector.PublicKey);
if (Protector.ValidateSignature(data, signature))
{
WriteLine("Correct! Signature is valid.");
}
else
{
WriteLine("Invalid signature.");
}
}
private static void Main(string[] args)
{
//encrypting and adding a signature so other people can know its us
Write("Enter some text to sign: ");
var data = ReadLine();
var signature = Protector.GenerateSignature(data);
WriteLine($"Signature: {signature}");
WriteLine("Public key used to check signature:");
WriteLine(Protector.PublicKey);
WriteLine(Protector.ValidateSignature(data, signature)
? "Correct! Signature is valid."
: "Invalid signature.");
// simulate a fake signature by replacing the
// first character with an X
var fakeSignature = signature.Replace(signature[0], 'X');
WriteLine(Protector.ValidateSignature(data, fakeSignature)
? "Correct! Signature is valid."
: $"Invalid signature: {fakeSignature}");
}
