public void CCToString()
{
// under normal circumstance there are no need to create a CryptoConfig object
// because all interesting stuff are in static methods
CryptoConfig cc = new CryptoConfig();
Assert.AreEqual("System.Security.Cryptography.CryptoConfig", cc.ToString());
}
static void Main(string[] args)
{
// Create a CryptoConfig object to store configuration information.
//<Snippet2>
CryptoConfig cryptoConfig = new CryptoConfig();
//</Snippet2>
// Retrieve the class path for CryptoConfig.
//<Snippet7>
string classDescription = cryptoConfig.ToString();
//</Snippet7>
// Create a new SHA1 provider.
//<Snippet4>
SHA1CryptoServiceProvider SHA1alg =
(SHA1CryptoServiceProvider)CryptoConfig.CreateFromName("SHA1");
//</Snippet4>
// Create an RSAParameters with the TestContainer key container.
//<Snippet5>
CspParameters parameters = new CspParameters();
parameters.KeyContainerName = "TestContainer";
Object[] argsArray = new Object[] { parameters };
// Instantiate the RSA provider instance accessing the TestContainer
// key container.
RSA rsa = (RSA)
CryptoConfig.CreateFromName("RSA", argsArray);
//</Snippet5>
// Use the MapNameToOID method to get an object identifier
// (OID) from the string name of the SHA1 algorithm.
//<Snippet3>
string sha1Oid = CryptoConfig.MapNameToOID("SHA1");
//</Snippet3>
// Encode the specified object identifier.
//<Snippet6>
byte[] encodedMessage = CryptoConfig.EncodeOID(sha1Oid);
//</Snippet6>
// Display the results to the console.
Console.WriteLine("** " + classDescription + " **");
Console.WriteLine("Created an RSA provider " +
"with a KeyContainerName called " + parameters.KeyContainerName +
".");
Console.WriteLine("Object identifier from the SHA1 name:" + sha1Oid);
Console.WriteLine("The object identifier encoded: " +
System.Text.Encoding.ASCII.GetString(encodedMessage));
Console.WriteLine("This sample completed successfully; " +
"press Enter to exit.");
Console.ReadLine();
}
static void Main(string[] args)
{
int option = 3;
if (option == 1)
{
Console.WriteLine("Hello World!");
X509Certificate2 cert = new X509Certificate2();
//string certificateThumbprint = "c6a24a08eb419a70980ba0ab3b174e92c8cf743e"; //clientauth root-ca.observicing.net
string certificateThumbprint = "8782c6c304353bcfd29692d2593e7d44d934ff11";
X509Store store = new X509Store(StoreName.Root, StoreLocation.LocalMachine);
store.Open(OpenFlags.ReadOnly);
//X509Certificate2 rootCertificate = (store.Certificates.Find(X509FindType.FindByThumbprint, "6272237b5079bf4bb57194f841dc01508fadbc50", false))[0]; //client.obs
X509Certificate2Collection storeCerts = store.Certificates.Find(X509FindType.FindByThumbprint, certificateThumbprint, false);
if (storeCerts.Count > 0)
{
cert = storeCerts[0];
}
else
{
throw new ArgumentException($"{nameof(certificateThumbprint)} was not found in the computer trusted root store", nameof(certificateThumbprint));
//return newCert;
}
//X509Certificate2 cert = /* your code here */;
foreach (X509Extension extension in cert.Extensions)
{
if (extension.Oid.Value == "2.5.29.31")
{
Console.WriteLine("yeet");
var rawExtensionData = extension.RawData;
AsnEncodedData asnExtensionData = new AsnEncodedData(extension.Oid, extension.RawData);
//var hmm = extension. //CopyFrom(asnExtensionData);
System.IO.File.WriteAllBytes(@"F:\DevGit\certs\csharptest\crloid.txt", rawExtensionData);
//asnExtensionData.
}
//var rawExtensionData = extension.RawData;
//AsnEncodedData asnExtensionData = new AsnEncodedData(extension.Oid, extension.RawData);
//System.IO.File.WriteAllBytes(@"F:\DevGit\certs\csharptest\compare\" + extension.Oid.Value + ".txt", rawExtensionData);
// Create an AsnEncodedData object using the extensions information.
AsnEncodedData asndata = new AsnEncodedData(extension.Oid, extension.RawData);
Console.WriteLine("Extension type: {0}", extension.Oid.FriendlyName);
Console.WriteLine("Oid value: {0}", asndata.Oid.Value);
Console.WriteLine("Raw data length: {0} {1}", asndata.RawData.Length, Environment.NewLine);
Console.WriteLine(asndata.Format(true));
}
}
if (option == 2)
{
// Create a CryptoConfig object to store configuration information.
CryptoConfig cryptoConfig = new CryptoConfig();
// Retrieve the class path for CryptoConfig.
string classDescription = cryptoConfig.ToString();
// Create a new SHA1 provider.
//SHA256CryptoServiceProvider SHA1alg =
// (SHA256CryptoServiceProvider)CryptoConfig.CreateFromName("SHA256");
// Create an RSAParameters with the TestContainer key container.
CspParameters parameters = new CspParameters();
parameters.KeyContainerName = "http://dev-11.observicing.net/crl/root-ca.crl";
Object[] argsArray = new Object[] { parameters };
//string[] tst = new string[0];
List <string> strlst = new List <string>();
string tst = "http://dev-11.observicing.net/crl/root-ca.crl";
var strarr = strlst.ToArray();
// Instantiate the RSA provider instance accessing the TestContainer
// key container.
RSACryptoServiceProvider rsaProvider = (RSACryptoServiceProvider)
CryptoConfig.CreateFromName("RSA", argsArray);
//parameters.
// Use the MapNameToOID method to get an object identifier
// (OID) from the string name of the SHA1 algorithm.
string sha1Oid = CryptoConfig.MapNameToOID("SHA256RSA");
// Encode the specified object identifier.
byte[] encodedMessage = CryptoConfig.EncodeOID(sha1Oid);
CryptoConfig.AddOID("2.5.29.31", strarr);
byte[] encodetest = CryptoConfig.EncodeOID(sha1Oid); //.EncodeOID("2.5.29.31");
System.IO.File.WriteAllBytes(@"F:\DevGit\certs\csharptest\encodedsha256.txt", encodetest);
// Display the results to the console.
Console.WriteLine("** " + classDescription + " **");
Console.WriteLine("Created an RSA provider " +
"with a KeyContainerName called " + parameters.KeyContainerName +
".");
Console.WriteLine("Object identifier from the SHA1 name:" + sha1Oid);
Console.WriteLine("The object identifier encoded: " +
System.Text.Encoding.ASCII.GetString(encodedMessage));
Console.WriteLine("This sample completed successfully; " +
"press Enter to exit.");
Console.ReadLine();
//byte[] oidBytes = File.ReadAllBytes(@"F:\DevGit\certs\csharptest\crloid.txt");
//X509SignatureGenerator hmm = new X509SignatureGenerator();
//string s = "30353033a031a02f862d687474703a2f2f6465762d31312e6f62736572766963696e672e6e65742f63726c2f726f6f742d63612e63726c";
// int len = s.Length;
// byte[] data = new byte[len / 2];
// for (int i = 0; i < len; i += 2)
// {
// data[i / 2] = (byte)((Character.digit(s.charAt(i), 16) << 4)
// + Character.digit(s.charAt(i + 1), 16));
// }
// return data;
}
if (option == 3)
{
// WORKING EXAMPLE TO DECODE X509 EXTENSION BYTE ARRAY
//Oid oidObj = new Oid("2.5.29.31"); // CRL distribution points
List <string> files = new List <string>();
files.Add("2.5.29.37.txt");
files.Add("2.5.29.14.txt");
files.Add("2.5.29.15.txt");
files.Add("2.5.29.17.txt");
files.Add("2.5.29.19.txt");
files.Add("2.5.29.31.txt");
files.Add("2.5.29.35.txt");
//WOW
//files.Add("crltext-base64decode-bytes1.txt");
//var hmm = extension. //CopyFrom(asnExtensionData);2.5.29.14.txt
//WORKS!
//byte[] rawExtensionData = System.IO.File.ReadAllBytes(@"F:\DevGit\certs\csharptest\crloid.txt"); //WriteAllBytes(@"F:\DevGit\certs\csharptest\crloid.txt", rawExtensionData);
foreach (var f in files)
{
// testing loop
Oid oidObj = new Oid(f.Replace(".txt", ""));
//Oid oidObj = new Oid("2.5.29.31");
byte[] rawExtensionData = System.IO.File.ReadAllBytes(@"F:\DevGit\certs\csharptest\" + f);
//byte[] rawExtensionData = System.IO.File.ReadAllBytes(@"F:\DevGit\certs\csharptest\encodingusinglib\" + f);
//decode base64
//string base64Decoded;
//byte[] data = System.Convert.FromBase64String(base64Encoded);
// base64Decoded = System.Text.ASCIIEncoding.ASCII.GetString(data);
//srcref_test testencode = new srcref_test();
srcref_test testencode = new srcref_test();
//AsnEncodedData asnExtensionData = new AsnEncodedData(oidObj, rawExtensionData);
var hmm = testencode.FormatNative(oidObj, rawExtensionData, true);
Console.WriteLine("------------------------");
Console.WriteLine(oidObj.FriendlyName);
Console.WriteLine(hmm);
Console.WriteLine("------------------------");
//var encfunction = testencode.Srcref_test();// Srcref_test Srcref_test.for
}
Console.ReadKey();
}
if (option == 4)
{
//WORKING EXAMPLE OF ENCODING CRL
string testnumber = "3";
var urisStr = new string[]
{
"http://dev-11.observicing.net/crl/root-ca.crl"
};
var uris = urisStr.Select(u => Encoding.UTF8.GetBytes(u));
var zero = new byte[] { 48 }; //"0", delimiter ?
var nbsp = new byte[] { 160 }; //" ", separator ?
var dagger = new byte[] { 134 }; //"dagger", separator ?
var zeroSize = zero.Length + 1;
var nbspSize = nbsp.Length + 1;
var daggerSize = dagger.Length + 1;
var col = new List <byte>();
col.AddRange(zero); //delimiter
int totalBytes = uris.Sum(u => u.Length);
totalBytes += (zeroSize + (nbspSize * 2) + daggerSize) * uris.Count();
col.Add((byte)totalBytes); //size of everything it contains
foreach (var uri in uris)
{
var uriSize = uri.Length;
col.AddRange(zero); //delimiter
col.Add((byte)(nbspSize + nbspSize + uriSize + daggerSize)); //size of everything it contains
col.AddRange(nbsp);
col.Add((byte)(nbspSize + uriSize + daggerSize)); //size of everything it contains
col.AddRange(nbsp);
col.Add((byte)(uriSize + daggerSize)); //size of everything it contains
col.AddRange(dagger); //separator ?
col.Add((byte)uriSize);
col.AddRange(uri);
}
var bytes = col.ToArray();
var base64 = Convert.ToBase64String(bytes);
var oidCDP = new CObjectId();
oidCDP.InitializeFromName(CERTENROLL_OBJECTID.XCN_OID_CRL_DIST_POINTS);
// There is no specific class to CDPs, so we use the CX509Extension
var crlList = new CX509Extension();
crlList.Initialize(oidCDP, EncodingType.XCN_CRYPT_STRING_BASE64, base64);
//certRequest.X509Extensions.Add(crlList);
//crlList.RawData
ASCIIEncoding asc = new ASCIIEncoding();
System.IO.File.WriteAllText(@"F:\DevGit\certs\csharptest\encodingusinglib\crltext-hexascii" + testnumber + ".txt", crlList.RawData[CERTENROLLLib.EncodingType.XCN_CRYPT_STRING_HEXASCII]);
System.IO.File.WriteAllText(@"F:\DevGit\certs\csharptest\encodingusinglib\crltext-hexraw" + testnumber + ".txt", crlList.RawData[CERTENROLLLib.EncodingType.XCN_CRYPT_STRING_HEXRAW]);
System.IO.File.WriteAllText(@"F:\DevGit\certs\csharptest\encodingusinglib\crltext-base64string" + testnumber + ".txt", crlList.RawData[CERTENROLLLib.EncodingType.XCN_CRYPT_STRING_BASE64]);
System.IO.File.WriteAllText(@"F:\DevGit\certs\csharptest\encodingusinglib\crltext-base64string" + testnumber + ".txt", crlList.RawData[CERTENROLLLib.EncodingType.XCN_CRYPT_STRING_BASE64]);
byte[] data = System.Convert.FromBase64String(crlList.RawData[CERTENROLLLib.EncodingType.XCN_CRYPT_STRING_BASE64]);
System.IO.File.WriteAllBytes(@"F:\DevGit\certs\csharptest\encodingusinglib\crltext-base64decode-bytes" + testnumber + ".txt", data);
//crlList.RawData System.Text.Encoding.ASCII
//x509extensions
}
}