I'm new to encryption. I need to implement asymmetric encryption algorithm, which i think it uses private/public key. I started using a sample of RSACryptoServiceProvider. it was ok with small data...

Every method I write to encode a string in Java using 3DES can't be decrypted back to the original string. Does anyone have a simple code snippet that can just encode and then decode the string bac...

I wnat to create a C# class to decrypt a byte array encrypted using T-SQL's EncryptByPassPhrase. (Yes, I know I could decrypt within SQL Server, but what I need is to be able to encrypt/decrypt wit...

I've written a DES implementation as an exercice and am now wondering if and where (triple-)DES is used today. I've read about banking cards using it, but I can't find any reliable source for it. ...

I have this mcrypt_encrypt call, for a given $key, $message and $iv: $string = mcrypt_encrypt(MCRYPT_3DES, $key, $message, MCRYPT_MODE_CBC, $iv); I'd like to change the mcrypt_encrypt call to an o...

For `BDK = "0123456789ABCDEFFEDCBA9876543210"` `KSN = "FFFF9876543210E00008"` The ciphertext generated was below "C25C1D1197D31CAA87285D59A892047426D9182EC11353C051ADD6D0F072A6CB3436560B3071F...

I have a two mails (SMIME encrypted) for a single recipient. One mail is encrypted using 3DES, the other one is encrypted using AES 256. The mails where created using C# EnvelopedCms class. I can...

Need to convert the following function from PHP to C# (asp.net) function encrypt_3DES($message, $key){ // Se establece un IV por defecto $bytes = array(0,0,0,0,0,0,0,0); //byte [] IV = {0, 0, 0,...

Below Code is Working Fine in c#.NET byte[] key = Encoding.ASCII.GetByte("012345678901234567890123"); //24characters byte[] plainText = Encoding.ASCII.GetBytes("lasaa"); TripleDES des = TripleDE...

Am trying to decrypt a key encrypted by Java Triple DES function using PHP mcrypt function but with no luck. Find below the java code import javax.crypto.Cipher; import javax.crypto.spec.IvParamet...

We would like to convert our use of mcrypt to openssl. Here is our encryption function: mcrypt_ecb(MCRYPT_3DES,$key,$payload,MCRYPT_ENCRYPT) Here is our decryption function: mcrypt_ecb(MCRYPT_...

I'm writing a simple encryption system for logging in but I've got small issue. C# encrypt function: public static string EncryptString(string Message, string Passphrase) { byte[] Results; Syst...

What's the best way to calculate if a byte has odd or even parity in Ruby? I've got a version working: result = "AB".to_i(16).to_s(2).count('1').odd? => true Converting a number to a string ...

I have a PHP servor which decrypt data in 3DES with the CFB Mode I encrypt in PHP : $montant = "500"; $message_crypte = mcrypt_encrypt(MCRYPT_3DES, "N4y1FRDRJ7wn7eJNnWaahCIS", $montant, ,CRYPT_M...

I've got a project which stipulates the following encryption rules for a 24 byte block of data. 1) Cryptography should be done using full triple DES MAC algorithm as defined in 9797-1 as MAC al...

My .Net application need to communicate with Linux based system which is using following command line to encrypt their messages: openssl enc -a -e -salt -des3 -pass pass:abc123 How would be equi...

what is the best module /package in python to use des /3des for encryption /decryption. could someone provide example to encrypt data with des/3des on python.

I have a working test of a hardware device that uses RSA encryption, in Python using M2Crypto. Now I need to test a similar device that uses 3DES encryption. But I can't figure out how to use M2Cry...

I have been banging my head on a wall with this one. I need to code my iPhone application to encrypt a 4 digit "pin" using 3DES in ECB mode for transmission to a webservice which I believe is writt...