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Symmetric encryption

Published 30.12.2011 Presenter Evgenij Glazkov

Symmetric encryption
Symmetric encryption algorithms are based on one and the same key used by a sender and a recipient. The information exchange process includes three stages:
  - a sender sends a key to a recipient;
  - using this key, the sender encrypts the message and forwards it to the recipient;
 - the recipient receives the message and decrypts it.

A number of factors account for the ...