CRC is Not Cryptography

CRC is a very common error detection algorithm for data transmission. It was never designed for cryptography. However it is sometimes used in protocols such as WEP. When used for cryptographic purpose, it can lead to compromising the security of the exchanges. In this article one of possible attack against use of CRC in cryptography will be detailed.

Backup Important Files with Rsync and Crontab

Published: Tue 16 February 2021 By Sinople In Article.

tags: backup bash dataloss Linux

You may have important files in your computer such as a password manager database, gpg key, bitcoin private keys. There is a risk of loss or modification of these files for multiple possible reason such as hardware failure. If that happen it may have a big impact for you. In this article some simple backup method for Linux will be presented as well as how to automatize them.
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One-Time Pad Strikes Once Never Twice

Published: Sat 30 January 2021 By Sinople In Article.

tags: cryptography one-time pad

One-time pad, also called Vernam cipher, is often considered as the strongest cryptography as long as you use the key only once. In this article the properties of a one-time pad will be analysed as well as attacks against it.
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Hello World

Published: Sun 24 January 2021 By Sinople In Article.

This first article will serve as a hello world and verify that everything works correctly.
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