Visual Information Encryption Abstract Visual cryptography provides secured digital transmission which is used only for one time. In order to make visual cryptography reusable Diffie and Hellman (D-H) key is used. The original images can be reuse by using this scheme. It is effortless and uncomplicated technique to execute the secret image for shadow images. […]
The Issue of Data Security Introduction The purpose of this proposal is to justify the issue of Data Security. Proof to questions such as: how secure is our data? What measures can we take to secure personal and company data? Can we be secure online? Data Security stems from as far back as the time […]
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Get startedColumnar Transposition Introduction The Columnar Transposition cipher is very simple and easy to implement cipher. It is a transposition cipher that follows a simple rule for mixing up the characters in the plaintext to form the cipher text. How it works In a columnar transposition, the message is written out in rows of a fixed […]
The research of techniques to have ensured communication while a third party is eavesdropping is what we call Cryptography or Crypto for short. It is basically, creating and studying processes that prevent other people from reading the confidential message that was sent. As we can see, it has a high potential to be used as […]
Propaganda is one of the most powerful tools a government has in wartime. These weighted messages are used to persuade citizens to follow commands and accept ideals proposed by those in power. Posters have been a large source of propaganda outlets prior to the use of media present today; such as television and the internet. […]
