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OTP (One Time Password) Demystified - Part 1 by orouit

Article 13 May 2013 license: CPOL

This article shows how an OTP generator works.

General Programming » Cryptography & Security » General

C#Intermediatetimepassword

Security: It’s Getting Worse by Espen Harlinn

Article 7 May 2013 license: CPOL

Cyber warfare: It’s a brave new world

General Programming » Cryptography & Security » General

C#ASP.NETCEOArchitectDevDesignSysAdmin

Introduction to Morse Code by Kimahari

Tip/Trick 15 Apr 2013 license: CPOL

Morse code encryption.

General Programming » Cryptography & Security » General

C#IntermediateEncryptionDecryptionstrings

Halibut: a secure communication stack for .NET/Mono by Paul Stovell

Article 28 Feb 2013 license: CPOL

Secure alternative to WCF. JSON-RPC meets SSL meets .NET and Mono.

General Programming » Cryptography & Security » General

MonoC#.NETIntermediate.NETsecurity.NET4

Encrypted code compiled at runtime by Bruno Tabbia

Article 28 Jan 2013 license: GPL3

Encrypt your C# classes and compile them during run-time (hiding their code in the exe file).

General Programming » Cryptography & Security » General

C#WindowsWin32Win64DevAdvancedC#C#4.0EncryptionDecryption

Resigning a signed assembly by Ahmad Dekmak

Tip/Trick 18 Dec 2012 license: CPOL

In this project we learn how to resign a signed assembly with another one of your choice

General Programming » Cryptography & Security » General

.NETVBVB.NET

Secure Mailing by Rumman92

Tip/Trick 14 Dec 2012 license: CPOL

An application which allows user to create the encrypted message and then emails it to the desired person.

General Programming » Cryptography & Security » General

C#.NETVisual-StudioDesignIntermediateVisual-StudioVS2010C#3.5

PL/I Tutorial – An example of basic Encryption by Palavos

Article 26 Nov 2012 license: CPOL

A tutorial of PL/I basic concepts based on an encryption example

General Programming » Cryptography & Security » General

DevBeginnerEncryptionDecryptionIBM

A C++ SHA1 and MD5 Implementation with CryptoAPI by Marius Bancila

Article 20 Sep 2012 license: CPOL

This article proposes a C++ implementation for computing hashes (SHA1, MD5, MD4 and MD2) on Windows with the Microsoft CryptoAPI library.

General Programming » Cryptography & Security » General

C++WindowsDevIntermediate

Huo Encryption / Decryption Assembly Program by Palavos

Article 20 Sep 2012 license: CPOL

x8086 assembly program that encrypts/decrypts text input from the keyboard by using basic assembly language ideas

General Programming » Cryptography & Security » General

WindowsASMIntermediateDOS

RSA Library with Private Key Encryption in C# by Arpan Jati

Article 15 Jul 2012 license: CPOL

RSA encryption library with full OAEP padding and private key encryption support.

General Programming » Cryptography & Security » General

C#.NETArchitectIntermediateAdvancedVisual-StudioVS2010cryptography

You’ve Got a New Verisign Authenticode Certificate – Now What? by HelgeKlein

Technical Blog 23 Apr 2012 license: CPOL

Actually getting the certificate and using it is not so easy. Here are some tips.

General Programming » Cryptography & Security » General

All-Topics

NTLM Hash Generator by Mustafa Chelik

Article 13 Feb 2012 license: CPOL

Calculates NTLM hash of given string in pure C/C++

General Programming » Cryptography & Security » General

C++CCObjective-C

Encryption/Decryption Function in .NET using the TripleDESCryptoServiceProvider Class by kadu.sumit

Tip/Trick 16 Jan 2012 license: CPOL

String encryption/decryption functions in .NET.

General Programming » Cryptography & Security » General

C#ASP.NETVBVB.NET

Checksum Verification by smoore4

Article 22 Sep 2011 license: CPOL

Loop through all files in a folder/subfolders and run a checksum that is stored in a database. E-mail descrepancies and results.

General Programming » Cryptography & Security » General

C#ASP.NETSQL.NETDBAQAIntermediateMySQLSysAdmin

Controlling Demo-Version Crack and Software Piracy Issue for Beginners - Part 1 by sk saini

Article 20 Aug 2011 license: CPOL

This article has been written for small individual developers who really face demo crack problem before launching their application.

General Programming » Cryptography & Security » General

BeginnerAll-Topics

RSA License Protection by Simon Bridge

Article 30 May 2011 license: CPOL

Implementing License Protection using RSA

General Programming » Cryptography & Security » General

C#Windows.NETDevIntermediateWinForm

Secure String Handling in Windows Applications by R.selvam

Article 13 May 2011 license: CPOL

This article explains about Strsafe, Secured C run time library (CRT) and safe STL functions.

General Programming » Cryptography & Security » General

WinXPVistaC++WindowsWin32STLDevIntermediateWindowsWin7

Secure Function Pointer and Callbacks in Windows Programming by R.selvam

Article 4 May 2011 license: CPOL

This article explains the usage of function pointer and callback in Windows application programming Interface (API).

General Programming » Cryptography & Security » General

WinXPVistaC++WindowsSTLDevIntermediateWindowsWin7

How to run Makecert without password window? by Andrianov

Tip/Trick 13 Nov 2010 license: CPOL

How to run makecert only in command string mode?

General Programming » Cryptography & Security » General

string

Create and Share (with a client app) a Random Encryption Key by John Simmons / outlaw programmer

Article 5 Oct 2010 license: CPOL

One way to create a completely random encryption key, and sharing it with a client application

General Programming » Cryptography & Security » General

.NET3.5C#ASP.NETWindows.NETDevIntermediate.NETEncryptionAlgorithms, +

Sha1 Hash generation Tool using C#.NET by vpnchoudhary

Tip/Trick 30 Sep 2010 license: CPOL

The sha1 hash generation tool can be used to generate hashes on a file. The has generated can be outputted in the form of dig/Hex/Base64. You may use this utility to verify the integrity of the file transported over internet to make sure they are safe from tampering.

General Programming » Cryptography & Security » General

C#.NETcryptography

Implementation of the Licensing System for a Software Product by Apriorit Inc, Sergii Bratus

Article 5 Aug 2010 license: CPOL

This article is devoted to the development of the key licensing system for the applications.

General Programming » Cryptography & Security » General

C++

Opening Certificate Store in Win 7 64 bit by Ahmed Kahwaji

Tip/Trick 25 May 2010 license: CPOL

General Programming » Cryptography & Security » General

WindowsWin7

Bypassing Windows XP Logon Password using bootkit by fhrdina

Article 5 May 2010 license: GPL3

An article on Windows XP logon process modification

General Programming » Cryptography & Security » General

CWindowsASMBeginnerVirtualization

simple windows shellcode - invoke message box by l_sheba

Tip/Trick 25 Apr 2010 license: CPOL

:laugh: :laugh: :laugh: This trick will show you how shellcode works (in a simple way). First, create a Win32 application, and delete all generated code in your main.cpp and leave the _tWinMain block empty and return 0. And then, put MessageBox function, make all parameters zero. The code...

General Programming » Cryptography & Security » General

C++Win32

How to Access and Encrypt Your Files via Windows Forms by logicchild

Article 22 Apr 2010 license: CPOL

An article that demonstrates how to encrypt your directory files

General Programming » Cryptography & Security » General

Win2003VistaVS2005C#2.0C#3.0VS2008C#WindowsVisual-StudioDev, +

word based stream cipher by Rajesh R Subramanian

Answer 8 Jan 2010 license: CPOL

Removed off the unanswered pool of queries!

General Programming » Cryptography & Security » General

C++C

word based stream cipher by pheonixvijay

Question 8 Jan 2010 license: CPOL

need help in generating keys for a word based stream cipher !!!

General Programming » Cryptography & Security » General

C++C

Image steganography by CPallini

Answer 4 Jan 2010 license: CPOL

I don't understand what has to do the steganography algorithm with the languages used to create the back and front end (of what? Your application?).Anyway, here at CodeProject you may find a whole series of articles about steganography by Corinna John [^]. :)

General Programming » Cryptography & Security » General

C++

Image steganography by tell mark

Question 4 Jan 2010 license: CPOL

Which algorithm is used in Image steganography coding using C++ as a back end and VB6 as a front end.

General Programming » Cryptography & Security » General

C++

SMS LZW Compression by Basem Moghram

Answer 30 Dec 2009 license: CPOL

take this algorithms and hope it helps u : :) The LZW compression algorithm: STRING = get input character WHILE there are still input characters DO CHARACTER = get input character IF STRING+CHARACTER is in the string table then ...

General Programming » Cryptography & Security » General

JavaMobileJava SEJ2ME

SMS LZW Compression by Kusmadi Cakep

Question 30 Dec 2009 license: CPOL

Can anyone help me.How to compress String message on SMS with LZW algoritm java language and then decompressing on receiver device to original string. Thanks so much.If any algoritm is ok.Thanks so much

General Programming » Cryptography & Security » General

JavaMobileJava SEJ2ME

Customising Desktop Locking Program by Christian Graus

Answer 23 Dec 2009 license: CPOL

First of all, if you have an article you want to ask the author about, you should use the forum provided under the article. Second, if you don't know C++, then you should buy some books and learn it, or you should pay someone to alter the program in question, it's very very unusual for anyone...

General Programming » Cryptography & Security » General

C++

Customising Desktop Locking Program by ESPfutbol98

Question 23 Dec 2009 license: CPOL

I've been trying to write a simple desktop locking program and found the article: Lock WorkStation the MFC way[^] which gets really close to what I want to do but not exactly. I want to make it so the background is blue and there is a floating window with an image, some text, and a password...

General Programming » Cryptography & Security » General

C++

encrypted string by Richard MacCutchan

Answer 15 Dec 2009 license: CPOL

Yes, you have converted it to something else.

General Programming » Cryptography & Security » General

C#3.5

encrypted string by J imran

Question 15 Dec 2009 license: CPOL

Hi dear friends, I have made an RFID system. I used encryption and compression over a string that I am going to store on the tag. Kindly tell me that seeing the string can you tell what I have done with the original string ?Original...

General Programming » Cryptography & Security » General

C#3.5

problem..... C2653: 'CCM' by YK baek

Question 13 Dec 2009 license: CPOL

thanks for the answer.However I've already included header files.What I found one fact.ccm.h is already is included,but some class or parameters such asclass T_BlockCipher, int T_DefaultDigestSize, bool T_IsEncryption> are not active.other classes or parameters(e.g. CCM_Base...

General Programming » Cryptography & Security » General

C++

problem..... C2653: 'CCM' by Cedric Moonen

Answer 10 Dec 2009 license: CPOL

Did you include the header files which are needed by your code ?

General Programming » Cryptography & Security » General

C++

Hide connection string in a hosting environment / no registry access by swissfritz

Answer 24 Nov 2009 license: CPOL

I started trying with DpapiDataProtectionProvider 3 years ago but I tried again today. That works fine locally but it doesn't work on the server of my hosting provider. When I upload the encrypted config file, the host machine doesn't know what to do with the cypher. If I try to encrypt on the h

General Programming » Cryptography & Security » General

.NET3.5VB.NET

Hide connection string in a hosting environment / no registry access by The Man from U.N.C.L.E.

Answer 23 Nov 2009 license: CPOL

The .Net Framework supports encryption of connection strings in the app.config file. This replaces the need to use the registry.See this MSDN article[^] for more details.

General Programming » Cryptography & Security » General

.NET3.5VB.NET

Hide connection string in a hosting environment / no registry access by swissfritz

Question 17 Nov 2009 license: CPOL

My hoster doesn't allow access to their registry so the published ways to encrypt connection strings won't work. Up to now, I just included the connection strings in the code behind, precompiled the web pages, and stored the customer data in a different database from the aspnetdb.mdf. I don't know i

General Programming » Cryptography & Security » General

.NET3.5VB.NET

K3YK4Y String Hasher by trecool999

Article 18 Aug 2008 license: CPOL

Advanced/Not-So Advanced string and password hash.

General Programming » Cryptography & Security » General

VB7.xVB8.0VB9.0VB6.NETVisual-StudioDevBeginnerIntermediateVB

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