static void RSA_BASIC_TEST()
{
////////////////Generate RSA Key////////////////
BigInteger[] RSA_key = RSA_Gen.GenKey();
Console.WriteLine("n: {0:D}\ne: {1:D}\nd: {2:D}", RSA_key[0], RSA_key[1], RSA_key[2]);
//////////////Maximum Number Test///////////////
byte[] testNumB = new byte[65];
for (int i = 0; i < 64; ++i)
{
testNumB[i] = 0xFF;
}
BigInteger testNumMax = new BigInteger(testNumB);
BigInteger[] testArr = new BigInteger[] { 123456789, 0xABCDEF, 1145141919810, 0xFFFFFFFF, testNumMax };
//////////////Encrypt and Decrypt///////////////
foreach (BigInteger bi in testArr)
{
Console.WriteLine("Result: " + RSA_Main.Decrypt(RSA_Main.Encrypt(bi, RSA_key[1], RSA_key[0]), RSA_key[2], RSA_key[0]));
}
//////Manual Param and Not Prime Exception//////
try
{
RSA_Gen.GenKey(3, 22);
}
catch (NotPrimeNumberException e)
{
Console.WriteLine("\n!----------------------------------------------------------------------------------!\n" +
"! NotPrimeNumberException: {0:D} is not a prime number. !" +
"\n!----------------------------------------------------------------------------------!", e.errNum);
}
}
static void RSA_PKCS1_TEST()
{
string str_key = RSA_Gen.PKCS1_Pri_Gen_S();
Console.WriteLine(str_key);
BigInteger[] RSA_key = RSA_Read.PKCS1_Pri_Read(str_key);
foreach (BigInteger bi in RSA_key)
{
Console.WriteLine("{0:X}", bi);
}
string str_pub_key = RSA_Gen.PKCS1_Pub_Gen_S(str_key);
Console.WriteLine(str_pub_key);
Console.WriteLine("************************************************");
string strPlain =
"C#[b] (/si: ʃɑːrp/) is a multi-paradigm programming language " +
"encompassing strong typing, imperative, declarative, functional," +
" generic, object-oriented (class-based), and component-oriented " +
"programming disciplines. It was developed around 2000 by Micros" +
"oft within its .NET initiative and later approved as a standard" +
" by Ecma (ECMA-334) and ISO (ISO/IEC 23270:2006). C# is one of " +
"the programming languages designed for the Common Language Infr" +
"astructure.C# is a general-purpose, object-oriented programming " +
"language. Its development team is led by Anders Hejlsberg. The m" +
"ost recent version is C# 7.3, which was released in 2018 alongsi" +
"de Visual Studio 2017 version 15.7.2.";
string strCipher = RSA_Main.Encrypt_PKCS1_S(str_pub_key, strPlain, "UTF-8");
Console.WriteLine(strCipher);
Console.WriteLine("");
string strResult = RSA_Main.Decrypt_PKCS1_S(str_key, strCipher, "UTF-8");
Console.WriteLine(strResult);
str_key = "NOT A PKCS#1 KEY.";
try
{
RSA_Read.PKCS1_Pri_Read(str_key);
}
catch (RSAKeyFormatErrorException e)
{
Console.WriteLine(e.errInfo);
}
}
