Computer Network Security

Secure electronic transaction (SET) was an early communications protocol used by e-commerce websites to secure electronic debit and credit card payments. Secure electronic transaction was used to facilitate the secure…

In this article you’ll learn about Difference between File Transfer Protocol (FTP) and Secure File Transfer Protocol (SFTP). File Transfer Protocol (FTP) FTP stands for File Transfer Protocol. It is a…

In this tutorial you’ll learn about Caesar Cipher Technique in Cryptography, which is based on mono-alphabetic cipher. The Caesar cipher method is based on a mono-alphabetic cipher and is also…

In this article you’ll learn about Network security model and its components. A Network Security Model exhibits how the security service has been designed over the network to prevent the opponent…

In this tutorial ,you’ll learn about variations of transposition technique, and we will also observe how the transposition technique is different from the substitution technique. Transposition technique(No replacement of character) is…

In this tutorial, you’ll learn about Digital Signature, Key Generation Algorithm, Signing Algorithm, and Signature verification Algorithms. A digital signature is a mathematical technique used to validate the authenticity and…

In this article, you’ll learn about Digital Certificate, What digital certificate contains and the difference between Digital certificate and digital signature. Digital certificate is issued by a trusted third party…

In this article you’ll learn about Difference Between Symmetric and Asymmetric Key Encryption. Symmetric Key Encryption:Encryption is a process to change the form of any message in order to protect it…

In this article you’ll learn about difference between Private key and Public key in Cryptography. Cryptography is the science of secret writing with the intention of keeping the data secret. Cryptography…