Authentication mechanism helps to establish proof of identity. This process ensures that origin of an electronic document or message...
The principle of confidentiality specifies that only the sender and intended recipient should be able to access the...
When content of message change after sending the message by sender but before receiver receive it then we can...
• The concept of key range and key-size are related to each other. Key Range is total number of...
Multiple columnar transposition technique (i.e simple columnar with multiple rounds) To improve basic Simple columnar transposition technique, we can...
BlowFish was developed by Bruce Schneier. Blowfish is a symmetric block cipher.It encrypts 64 bit block with variable-length key,...
The first stage is called Pre-trigger stage or the dormant stage. In this stage viruses lie dormant, and does...
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