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Thorough, systematic introduction to serious cryptography, especially strong in modern forms of cipher solution used by experts. Simple and advanced methods. 166 specimens to solve — with solutions.
CompTIA A+ Certification is vital to your career as an IT professional. This no-nonsense guide covers all of the exam objectives and is fully updated for... Læs mere
First published in 1993, this volume emerged in response to the genesis of the Internet and provides early considerations on issues including computer viruses, cyber security and... Læs mere
Beginning-Intermediate user level
User level: Beg-Int