The Following example explains about DES(Data Encryption Standard)Algorithm and how to implement it.
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RC4was designed by Ron Rivest. It is based on stream cipher i.e. the encryption & decryption happens byte by...
In Asymmetric key cryptography, each person has two keys i.e. Public key& Private key. The public key is known...
The following example implements Diffie Helman Exchange Algorithm. Click here to download the PDF File
Multiple columnar transposition technique (i.e simple columnar with multiple rounds) To improve basic Simple columnar transposition technique, we can...
Keys distribution in each technique Symmetric-key: It only needs one key to encrypt and decrypt the message. Both user...
Parasitic Virus:- his is the most common form of virus. Such a virus attaches itself to executable files and...
Caesar cipher is substitution technique cipher In Caesar cipher we replace each alphabet with the alphabet that is actually...
There are situation where a user sends a message, and later on refuses that he had sent that message...
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