Editing Outline of computer science (section)

=== Communication and security===

*  [[Computer networking|Networking]] – Algorithms and protocols for reliably communicating data across different shared or dedicated media, often including [[error correction]].
*  [[Computer security]] – Practical aspects of securing computer systems and computer networks.
*  [[Cryptography]] – Applies results from complexity, probability, algebra and number theory to invent and [[cryptoanalysis|break codes]], and analyze the security of [[cryptographic protocols]].