The principle of confidentiality specifies that only the sender and intended recipient should be able to access the...
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...
There are situation where a user sends a message, and later on refuses that he had sent that message...
The first stage is called Pre-trigger stage or the dormant stage. In this stage viruses lie dormant, and does...
Keys distribution in each technique Symmetric-key: It only needs one key to encrypt and decrypt the message. Both user...
Most ethical and legal issues in computer system are in the area of individual’s right to privacy versus the...
Rail fence cipher The rail-fence technique is an example of transposition technique. It uses a simple algorithm. Steps...
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