pre-encryptor
1National Security Agency — NSA redirects here. For other uses, see NSA (disambiguation). For the Bahraini intelligence agency, see National Security Agency (Bahrain). National Security Agency Agency overview …
2Time-division multiplexing — (TDM) is a type of digital or (rarely) analog multiplexing in which two or more signals or bit streams are transferred apparently simultaneously as sub channels in one communication channel, but are physically taking turns on the channel. The… …
