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-   -   Data Encryption and Decryption (http://www.daniweb.com/forums/thread103794.html)

btech_Saurabh Jan 7th, 2008 3:32 am
Data Encryption and Decryption
 
Hi Developers.......

Can anybody help me......I have an array and i want to enrypt that array and save that encrypted data into a file .......how can i do this...... i don't know ....how to do Encrytion in C#

Every Comment will be welcome....
Thanks......

Jugortha Jan 7th, 2008 5:33 am
Re: Data Encryption and Decryption
 
There are for algorithms of encryption/decryption with in the .Net framework

DES algorithm, RC2 algorithm, Rijindael algorithm and TripleDES algorithm they are represented as classes

First step is to include directive of cryptography
witch is System.Security.Cryptography

Second step is to create your own key, to do that
string password = // you can put here your password
UnicodeEncoding objectEncoding= new UnicodeEncoding();
byte[] key = objectEncoding.GetBytes(password);

third step is to create a stream where the encipted data will be putted

FileStream CryptedFile=new FileStream(cryptFile, FileMode.Create);

encrypt the contents

RijndaelManaged Crpt= new RijndaelManaged();
CryptoStream Encryptor= new CryptoStream(cryptedFile, Crpt.CreateEncryptor(key, key), CryptoStreamMode.Write);

And the the data encryption is done according to the Rajindael algorythm
u can use another algorithms like the DES or u can develop your own encryption algorithm

btech_Saurabh Jan 7th, 2008 7:55 am
Re: Data Encryption and Decryption
 
Okay.....i'll try it.......thanx Jugortha......

aungzy24 Jul 24th, 2009 6:12 am
Re: Data Encryption and Decryption
 
I'm trying to write the data encryption and decryption by using MISTY Algorithm with Java Language. So I need to help all of you. Can you help me for my coding? Please help me.


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