AniNIX/CryptoWorkbench
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CryptoWorkbench
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Fixes from usability testing

This commit is contained in:
DarkFeather 2017-12-05 17:13:49 -06:00
parent 9d7dc8d2fe
commit ac4a8cb406
8 changed files with 54 additions and 24 deletions
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3
Affine.csharp
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@ -7,7 +7,7 @@ using System.Collections.Generic;
namespace AniNIX.Crypto {
public class Affine : Cipher {
public override String Description() { return "The Affine cipher\nKey format is two numbers, where the second number is coprime to the first."; }
public override String Description() { return "The Affine cipher\nKey format is two numbers, where the second number is coprime to the first.\n\nExample: affine encrypt 5 3\n\n"; }
public override String Command() {return "affine";}
public Affine(Workbench w) : base (w) {}
@ -62,7 +62,6 @@ namespace AniNIX.Crypto {
for (int x=1; x < 27; x++) {
//Try to find a number where the input times that number mod 26 is 1. If we roll through 26 numbers and don't find it, there isn't one.
if ((a*x)%26 == 1) {
Console.WriteLine(String.Format("Found Multiplicative Inverse of {0}",x));
return x;
}
}

20
Analysis.csharp
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@ -9,7 +9,7 @@ namespace AniNIX.Crypto {
public class Analysis : Cipher {
private Substitution _sb;
public override String Description() { return "Analysis tools"; }
public override String Description() { return "These are analysis tools to help understand ciphers."; }
public override String Command() { return "analysis"; }
public Analysis(Workbench w) : base (w) {
@ -45,9 +45,16 @@ namespace AniNIX.Crypto {
case "charinfo":
CharInfo(line);
break;
default:
case "hexprint":
HexPrint(workSpace);
break;
case "help":
case "":
GetHelp();
break;
default:
Console.Error.WriteLine("Invalid command. Type 'analysis help' for more.");
break;
}
return workSpace;
}
@ -56,7 +63,7 @@ namespace AniNIX.Crypto {
/// Show this help text
/// </summary>
public override void GetHelp() {
Console.WriteLine("Analysis tools help:\nfreq -- Get frequency of characters.\nfreqinfo -- Return the most common English frequencies.\none-to-one -- See if there is a direct correspondence of characters between cipher and workspace.\ndiff a b -- get the difference between two characters\ncharinfo -- get the info about a character");
Console.WriteLine("Analysis tools help:\nanalysis freq -- Get frequency of characters.\nanalysis freqinfo -- Return the most common English frequencies.\nanalysis one-to-one -- See if there is a direct correspondence of characters between cipher and workspace.\nanalysis diff a b -- get the difference between two characters\nanalysis charinfo c -- get the info about a character c.\nanalysis hexprint -- print the hex and decimal value of each character in the workspace.");
}
/// <summary>
@ -343,6 +350,13 @@ namespace AniNIX.Crypto {
Console.WriteLine(String.Format("Alphabet index: {0}",(Char.IsUpper(line[2][0])) ? (int)line[2][0] - (int)'A' : (int)line[2][0] - (int)'a'));
}
}
public void HexPrint(String line) {
Console.WriteLine("Char - Dec - Hex");
foreach (char i in line.ToCharArray()) {
Console.WriteLine("{0} -- {1} -- {2}",i,(int)i,Convert.ToByte(i));
}
}
//Analysis doesn't handle encryption or decryption, but we want to use the same code for subscribing.
public override String Encrypt(string workSpace,String ciphetText,String[] line) { return workSpace; }

4
Caesarian.csharp
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@ -7,7 +7,7 @@ using System.Collections.Generic;
namespace AniNIX.Crypto {
public class Caesarian : Cipher {
public override String Description() { return "Caesarian cipher suite\nKey format is a numeric shift."; }
public override String Description() { return "Caesarian ciphers shift letters by a numeric offset. Key format is thus a number."; }
public override String Command() { return "caesar"; }
public Caesarian(Workbench w) : base (w) {}
@ -42,7 +42,7 @@ namespace AniNIX.Crypto {
/// </summary>
public override void GetHelp() {
Console.WriteLine(String.Format("Help for the {0} cipher suite.\n{1}\n",Command(),Description()));
Console.WriteLine("encrypt key -- encrypt with the key\ndecrypt key -- decrypt with the key\nbrute -- brute-force for keys\nhelp -- show this helptext.");
Console.WriteLine("caesar encrypt key -- encrypt with the key\ncaesar decrypt key -- decrypt with the key\ncaesar brute -- brute-force for keys\ncaesar help -- show this helptext.");
}

12
Cipher.csharp
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@ -45,6 +45,7 @@ namespace AniNIX.Crypto {
case "decrypt":
return Decrypt(workSpace,inputText,line);
case "help":
case "":
GetHelp();
return workSpace;
default:
@ -58,8 +59,15 @@ namespace AniNIX.Crypto {
/// </summary>
/// <param name=line>This is the incoming line and we use it to get the cipher name</param>
public virtual void GetHelp() {
Console.WriteLine(String.Format("Help for the {0} cipher suite.\n{1}\n",Command(),Description()));
Console.WriteLine("encrypt key -- encrypt with the key\ndecrypt key -- decrypt with the key\nhelp -- show this helptext.");
String command = Command();
Console.WriteLine(String.Format("Help for the {0} cipher suite.\n{1}\n",command,Description()));
Console.WriteLine("Usage:");
Console.Write(command);
Console.WriteLine(" encrypt key -- encrypt with the key");
Console.Write(command);
Console.WriteLine(" decrypt key -- decrypt with the key");
Console.Write(command);
Console.WriteLine(" help -- show this helptext.");
}
/// <summary>

29
CryptoWorkbench.csharp
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@ -24,7 +24,7 @@ namespace AniNIX.Crypto {
private void ReadCipher(String[] line) {
// If a filename's not provided.
if (line == null || line.Length !=2) {
Console.WriteLine("Please paste your ciphertext.");
Console.WriteLine("Please paste your ciphertext. End your input with a trailing newline.");
string readLn = Console.ReadLine();
StringBuilder sb = new StringBuilder();
//Read lines from stdin until a blank line is given.
@ -74,38 +74,40 @@ namespace AniNIX.Crypto {
this._isBlind = true;
ReadCipher(null);
// Otherwise, try to use the first argument as a filename.
} else if (args[0].Equals("--help") || args[0].Equals("-h")) {
} else {
String[] line = new String[2];
line[0] = "reread";
line[1] = args[0];
ReadCipher(line);
}
}
// Otherwise, give some help and exit.
} else {
Console.Error.WriteLine("The only argument allowed is a filename containing the ciphertext or --blind to block filesystem access.");
System.Environment.Exit(1);
}
// Seed the helptext.
HelpText.Append("You can get help on any command by running \"<command> help\".\nSuppress printing the cipher with a trailing ;.\nAvailable commands:\n");
HelpText.Append("Available commands:\n");
// Don't tell users about things they can't use.
if (!_isBlind) {
HelpText.Append("reread -- Read in a new cipher\n");
HelpText.Append("write -- write the workspace to a file\n");
}
HelpText.Append("regex -- Check for strings with the two regex arguments: [search] [filter]\n");
HelpText.Append("reset -- reset workspace to the ciphertext.\n");
HelpText.Append("regex -- Check for strings with the two regex arguments: [search] [filter]\n");
HelpText.Append("links -- show some helpful links\n");
HelpText.Append("help -- show this HelpText\n");
HelpText.Append("print -- show the current workspace\n");
HelpText.Append("display -- alias of print\n");
HelpText.Append("exit -- exit and show the result.\n");
HelpText.Append("quit -- alias of exit.\n");
// Initialize the ciphersuites.
Object[] cipherArgs = { (Object)this };
foreach (Type cipherType in Assembly.GetAssembly(typeof(Cipher)).GetTypes()
.Where(myType => myType.IsClass && !myType.IsAbstract && myType.IsSubclassOf(typeof(Cipher)))) {
_ciphers.Add((Cipher)Activator.CreateInstance(cipherType, cipherArgs));
}
HelpText.Append("exit -- exit and show the result.\n");
HelpText.Append("quit -- alias of exit.\n");
HelpText.Append("help -- show this HelpText\n");
HelpText.Append("\nYou can get help on any command by running \"<command> help\".\nSuppress printing the cipher with a trailing ;.\n\nCommand structure is: {module} {operation} [{keypart}]*\n\nExample commands:\n\"caesar encrypt 13\" -- Encrypt the input with a Caesarian cipher of offset 13.\n\"affine help\" -- Get help on the Affine cipher.\n\"simple stripspace\" -- Use the Simple module to remove spaces.\n\"analysis one-to-one\" -- Check if the workspace is a one-to-one correlation with the input.\n\n");
}
/// <summary>
@ -124,7 +126,9 @@ namespace AniNIX.Crypto {
/// <summary>
/// Display this workbench to stdout with colors.
/// </summary>
public void Print() {
// <param name="verbose">Set to true if you want verbose prints.
public void Print() { Print(false); }
public void Print(bool verbose) {
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Input:");
Console.ResetColor();
@ -132,6 +136,7 @@ namespace AniNIX.Crypto {
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Workspace:");
Console.ResetColor();
if (verbose) return;
List<String> topletters = Analysis.GetMostCommonLetters(workSpace).Take(5).ToList();//cyan
List<String> bigrams = Analysis.Top(Analysis.GetSubstrings(workSpace,2)); //yellow
List<String> trigrams = Analysis.Top(Analysis.GetSubstrings(workSpace,3));//magenta
@ -199,10 +204,12 @@ namespace AniNIX.Crypto {
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("### Welcome to the AniNIX::CryptoWorkbench ###");
Console.ResetColor();
Console.WriteLine("Type help for assistance.\n");
Print();
try {
// Set the initial command to be show the helptext.
string command = "help";
string read = "help";
string command = "";
string read = "";
string[] line;
bool showCipher=true;
@ -275,7 +282,7 @@ namespace AniNIX.Crypto {
// Show the cipher if the user asked.
if (showCipher) Print();
// Display an AniNIX-standard prompt.
Console.Write("\nWhat command would you like to execute?\n");
Console.Write("\nCW ");
Console.ForegroundColor = ConsoleColor.Red;
Console.Write("|");
Console.ResetColor();

2
PKGBUILD
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@ -1,6 +1,6 @@
# Maintainer: Shikoba Kage <darkfeather@aninix.net>
pkgname=cryptoworkbench
pkgver=0.1
pkgver=0.1-1
pkgrel=1
epoch=
pkgdesc="AniNIX::CryptoWorkbench \\\\ Simple Cryptography Utility"

3
Simple.csharp
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@ -33,6 +33,7 @@ namespace AniNIX.Crypto {
case "reverse":
return ReverseString(workSpace);
case "help":
case "":
GetHelp();
return workSpace;
default:
@ -47,7 +48,7 @@ namespace AniNIX.Crypto {
/// <param name=line>This is the incoming line and we use it to get the cipher name</param>
public override void GetHelp() {
Console.WriteLine(String.Format("Help for the {0} cipher suite.\n{1}\n",Command(),Description()));
Console.WriteLine("shiftup -- Make all uppercase\nshiftdown -- Make all lowercase\nstripspace -- strip spaces from String\nreverse -- reverse the string\nhelp -- show this helptext.");
Console.WriteLine("Usage:\nsimple shiftup -- Make all uppercase\nsimple shiftdown -- Make all lowercase\nsimple stripspace -- strip spaces from String\nsimple reverse -- reverse the string\nsimple help -- show this helptext.");
}

5
Substitution.csharp
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@ -8,7 +8,7 @@ namespace AniNIX.Crypto {
public char[] EngCommon = {'e','t','a','o','i','n','s','h','r','d','l','u','c','m','w','f','y','g','p','b','v','k','x','j','q','z'};
public override String Description() { return "Subsitution cipher suite\nKey format is \"E[EEE]=d[ddd]\", where E is the character in the cipher and d is the intended character in the workspace."; }
public override String Description() { return "Substitution ciphers replace characters one-for-one.\nKey format is \"E[EEE]=d[ddd]\", where E is the character in the cipher and d is the intended character in the workspace.\n\nSubstitution can take multiple keys in a single invocation.\n\nExample usage:\nsub decrypt I=j -- replace each I in the input with j in the workspace.\nsub decrypt IN=jq -- replace each I in the input with j in the workspace, and each N in the input with q.\nsub decrypt IN=jq K=c -- do the above, and additionally replace each K with c.\n"; }
public override String Command() { return "sub"; }
public Substitution(Workbench w) : base (w) {}
@ -32,6 +32,7 @@ namespace AniNIX.Crypto {
case "try-common":
return TryCommon(inputText);
case "help":
case "":
GetHelp();
return workSpace;
default:
@ -46,7 +47,7 @@ namespace AniNIX.Crypto {
/// <param name=line>This is the incoming line and we use it to get the cipher name</param>
public override void GetHelp() {
Console.WriteLine(String.Format("Help for the {0} cipher suite.\n{1}\n",Command(),Description()));
Console.WriteLine("encrypt key[s] -- encrypt with the key[s]\ndecrypt key[s] -- decrypt with the key[s]\ntry-common -- try common sub keys\nhelp -- show this helptext.");
Console.WriteLine("Usage:\nsub encrypt key[s] -- encrypt with the key[s]\nsub decrypt key[s] -- decrypt with the key[s]\ntry-common -- try common sub keys\nhelp -- show this helptext.");
}
/// <summary>