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Type	Article	Language
HTML	Erbsenzählerrei - Brechen von Substitutionsverfahren: How to break substitution methods such as ROT13 and Caesar chipher by using frequency of occurence of letters (including samples in Pascal).
HTML	Einführung in die Kryptographie Teil 1: Grundlagen: Introduction to cryptography with examples in C++.
HTML	Einführung in die Kryptographie Teil 2: Steganographie: How to hide message in other data by using steganography (including example in C++).
HTML	Einführung in die Kryptographie Teil 3: DES: Introduction to Data Encryption Standard (DES).
HTML	Einführung in die Kryptographie Teil 4: IDEA: Introduction to International Data Encryption Algorithm (IDEA) (including sample implementation in C++).
HTML	Einführung in die Kryptographie Teil 5: RC4: Introduction to stream chipher RC4 (including sample implementation in C++).