CNS Lab; Caser Cipher; Playfair Cipher; Vigenere Cipher; Brute Force Attack on Additive Cipher; Implementation of Affine Cipher; Brute Force and Know Plain Text Attacks on Affine Cipher; Implementation of Transposition Cipher; RC4 Encrypt; RC4 Decrypt; BruteForce Attack; Known Plain Text Attack; DES Encrypt; DES Decrypt; Triple DES Encrypt; Trip…

Cyptobox is a Python library for dealing with cryptography algorithms.

Implementation of three different attacks on DES cipher in Java and C++.

This is a C++ implementation of Transposition Cipher and DES Encryption And Decryption for Network Security course sessional of CSE BUET.

S-DES Decryption Implementation using C

This Repository is made to save the process of creating an Android App Called DocGuard, an app to helps you hash your important images and files. To see the report and the process of making you can see the LaporanAkhir (In Bahasa). Finalized APK can be seen in the docguard.apk

C code DES decryption. Takes an encrypted file along with a file containing a DES key, and outputs the plaintext file.

Demonstration of some attacks exploiting security vulnerabilities of websites and OSs as tasks of Computer Security LAB, CSE 406 in Level-4, Term-1 of CSE, BUET