Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...
Some scientific discoveries matter because they reveal something new — the double helical structure of DNA, for example, or the existence of black holes. However, some revelations are profound because ...
Security researchers have demonstrated a method to decrypt proprietary firmware images embedded in D-Link routers. Firmware is the piece of code that powers low-level functions on hardware devices. It ...
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