Secret Key Cryptography – A Brief Guide
Encryption and decryption using a secret key To secretly communicate with Bob, Alice encrypts her messages before sending them. There are many techniques (cryptographic algorithms) that she…
Public Key Cryptography – A Brief Guide
When using public key cryptography, Alice and Bob both have their own key pairs. A key pair consists of a public key and a private key. If…
Know More on Types of Cryptography
Cryptography is “Art of writing or hiding secret”. It is a science of protecting the information from theft or unauthorized access. To do so, important or confidential…
250 Short Questions on Cryptography and Network Security
Computer security is an important field of study for most day-to-day transactions. It arises when we turn on our cellular phones, check our voice mail and e-mail,…
Cryptography and Network Security – MCQ with Answers
The field of network and Internet security consists of measures to deter, prevent, detect, and correct security violations that involve the transmission of information. That is a…