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PFX
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vijayshinva committed Dec 4, 2020
1 parent 544cc67 commit 3ffc685
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Showing 3 changed files with 137 additions and 14 deletions.
5 changes: 3 additions & 2 deletions Kryptos/Kryptos/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -27,8 +27,9 @@ static async Task<int> Main(string[] args)
.WireUpHmacSha256Commands()
.WireUpHmacSha384Commands()
.WireUpHmacSha512Commands()
.WireUpSriCommands().
WireUpOidCommands();
.WireUpSriCommands()
.WireUpOidCommands()
.WireUpPfxCommands();

return await rootCommand.InvokeAsync(args);
}
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16 changes: 4 additions & 12 deletions Kryptos/Kryptos/WireUpBase64Extensions.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -74,18 +74,10 @@ public static RootCommand WireUpBase64Commands(this RootCommand rootCommand)
});
var base64DecCommand = new Command("decode", "Decode");
base64DecCommand.AddAlias("dec");
base64DecCommand.AddOption(new Option(new string[] { "--text", "-t" }, "Input Text")
{
Argument = new Argument<string>("text")
});
base64DecCommand.AddOption(new Option(new string[] { "--input", "-i" }, "Input file path")
{
Argument = new Argument<FileInfo>("input")
});
base64DecCommand.AddOption(new Option(new string[] { "--output", "-o" }, "Output file path")
{
Argument = new Argument<FileInfo>("output")
});
base64DecCommand.AddOption(new Option<string>(new string[] { "--text", "-t" }, "Input Text"));
base64DecCommand.AddOption(new Option<FileInfo>(new string[] { "--input", "-i" }, "Input file path"));
base64DecCommand.AddOption(new Option<FileInfo>(new string[] { "--output", "-o" }, "Output file path"));

base64DecCommand.Handler = CommandHandler.Create<string, FileInfo, FileInfo, IConsole>(async (text, input, output, console) =>
{
Stream outputStream = null;
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130 changes: 130 additions & 0 deletions Kryptos/Kryptos/WireUpPfxExtensions.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,130 @@
using System;
using System.Collections.Generic;
using System.CommandLine;
using System.CommandLine.Invocation;
using System.CommandLine.IO;
using System.IO;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Text;

namespace Kryptos
{
public static class WireUpPfxExtensions
{
public static RootCommand WireUpPfxCommands(this RootCommand rootCommand)
{
var pfxCommand = new Command("pfx", "PFX, PKCS #12");
var pfxEncCommand = new Command("encrypt", "Encrypt");
pfxEncCommand.AddAlias("enc");
pfxEncCommand.AddOption(new Option<string>(new string[] { "--text", "-t" }, "Input Text"));
pfxEncCommand.AddOption(new Option<FileInfo>(new string[] { "--input", "-i" }, "Input file path"));
pfxEncCommand.AddOption(new Option<FileInfo>(new string[] { "--output", "-o" }, "Output file path"));
pfxEncCommand.AddOption(new Option<FileInfo>(new string[] { "--certinput", "-ci" }, "Certificate file path (.pfx)"));
pfxEncCommand.AddOption(new Option<string>(new string[] { "--keytext", "-kt" }, "Key Text"));

pfxEncCommand.Handler = CommandHandler.Create<string, FileInfo, FileInfo, FileInfo, string, IConsole>(async (text, input, output, certInput, keyText, console) =>
{
try
{
using var certificate = new X509Certificate2(certInput.FullName, keyText);
using var rsa = certificate.GetRSAPublicKey();

if (input != null)
{
text = await File.ReadAllTextAsync(input.FullName).ConfigureAwait(false);
}
var encryptedText = rsa.Encrypt(Encoding.UTF8.GetBytes(text), RSAEncryptionPadding.Pkcs1);
if (output == null)
{
console.Out.WriteLine(Convert.ToBase64String(encryptedText));
}
else
{
var outputStream = output.OpenWrite();
await outputStream.WriteAsync(encryptedText).ConfigureAwait(false);
}
}
catch (Exception ex)
{
console.Out.WriteLine(ex.Message);
return 22;
}
return 0;
});

var pfxDecCommand = new Command("decrypt", "Decrypt");
pfxDecCommand.AddAlias("dec");
pfxDecCommand.AddOption(new Option<string>(new string[] { "--text", "-t" }, "Input Text"));
pfxDecCommand.AddOption(new Option<FileInfo>(new string[] { "--input", "-i" }, "Input file path"));
pfxDecCommand.AddOption(new Option<FileInfo>(new string[] { "--output", "-o" }, "Output file path"));
pfxDecCommand.AddOption(new Option<FileInfo>(new string[] { "--certinput", "-ci" }, "Certificate file path (.pfx)"));
pfxDecCommand.AddOption(new Option<string>(new string[] { "--keytext", "-kt" }, "Key Text"));

pfxDecCommand.Handler = CommandHandler.Create<string, FileInfo, FileInfo, FileInfo, string, IConsole>(async (text, input, output, certInput, keyText, console) =>
{
try
{
using var certificate = new X509Certificate2(certInput.FullName, keyText, X509KeyStorageFlags.EphemeralKeySet);
using var rsa = certificate.GetRSAPrivateKey();

var textBytes = Convert.FromBase64String(text);
if (input != null)
{
textBytes = await File.ReadAllBytesAsync(input.FullName).ConfigureAwait(false);
}
var decryptedText = rsa.Decrypt(textBytes, RSAEncryptionPadding.Pkcs1);
if (output == null)
{
console.Out.WriteLine(Encoding.UTF8.GetString(decryptedText));
}
else
{
using var outputStream = output.OpenWrite();
await outputStream.WriteAsync(decryptedText).ConfigureAwait(false);
}
}
catch (Exception ex)
{
console.Out.WriteLine(ex.Message);
return 22;
}
return 0;
});

var pfxInfoCommand = new Command("info", "Information");
pfxInfoCommand.AddAlias("info");
pfxInfoCommand.AddOption(new Option<FileInfo>(new string[] { "--certinput", "-ci" }, "Certificate file path (.pfx)"));
pfxInfoCommand.AddOption(new Option<string>(new string[] { "--keytext", "-kt" }, "Key Text"));

pfxInfoCommand.Handler = CommandHandler.Create<FileInfo, string, IConsole>((certInput, keyText, console) =>
{
try
{
using var certificate = new X509Certificate2(certInput.FullName, keyText);
console.Out.WriteLine($"Thumbprint\t: {certificate.Thumbprint}");
console.Out.WriteLine($"Subject\t\t: {certificate.Subject}");
console.Out.WriteLine($"FriendlyName\t: {certificate.FriendlyName}");
console.Out.WriteLine($"Issuer\t\t: {certificate.Issuer}");
console.Out.WriteLine($"NotAfter\t: {certificate.NotAfter:dd-MMM-yyyy}");
console.Out.WriteLine($"NotBefore\t: {certificate.NotBefore:dd-MMM-yyyy}");
console.Out.WriteLine($"HasPrivateKey\t: {certificate.HasPrivateKey}");
console.Out.Write($"Oid\t\t: {certificate.PublicKey.Oid.FriendlyName}");
}
catch (Exception ex)
{
console.Out.WriteLine(ex.Message);
return 22;
}
return 0;
});

pfxCommand.Add(pfxEncCommand);
pfxCommand.Add(pfxDecCommand);
pfxCommand.Add(pfxInfoCommand);
rootCommand.AddCommand(pfxCommand);

return rootCommand;
}
}
}

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