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Digital Signature in Cryptography & Network Security

What is Digital Signature and how it works? It is a mathematical stream for demonstrating the authenticity of Digital Signature or documents. A valid signature gives a receipt reason to believe that the message was created by a known sender such that the sender cannot deny having sent the message and the message was not […]

Caesar Cipher Substitution Technique with Example

2021, 19 June | Cryptography | Leave a Comment

In cryptography, substitution is a technique in which plaintext letters are replaced with other letters, numbers, or symbols. Substitution includes substituting plaintext bit patterns with ciphertext bit patterns if the plaintext is considered as a sequence of bits. Caesar Cipher is one of the substitution techniques first used by Julius Caesar. Caesar Cipher The Caesar

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