[In INFOSEC, the] process to remove information from media such that data recovery is not possible. It includes removing all classified labels, markings, and activity logs. [INFOSEC-99]

Of a recording medium, erasing or overwriting all data in such a manner that it cannot be recovered, even by extraordinary, e.g., laboratory, means.
Note: Sanitizing is distinguished from simply "deleting" or "erasing" data. For example, a software-based deletion command may simply mark a file or block of data to the effect that it may be overwritten during a subsequent… (Read More →)

Abbreviation for service access point.

Serial Advanced Technology Attachment

A body which revolves around another body of preponderant mass and which has a motion primarily and permanently determined by the force of attraction of that other body. [NTIA] [RR]
Note: A parent body and its satellite revolve about their common center of gravity.

In satellite communications systems, the establishment of contact with a communications satellite space station.
Note: An example of satellite access is access at the moment at which an Earth station commences to use a satellite space station as a signal repeater, i.e., to use its transponder. Each radio frequency (rf) carrier that is relayed by a satellite space station at… (Read More →)

A telecommunications service provided via one or more satellite relays and their associated uplinks and downlinks.

1. A satellite-based direct-broadcast radio service in which digitally encoded audio entertainment material is broadcast to Earth-based receivers, either directly from an orbiting satellite, or--in cases in which the receiver is in a shielded location--from the satellite to the receiver via a repeater station.
2. A radiocommunication service in which audio programming is digitally transmitted by one or more space… (Read More →)

Synonym Earth terminal.

An Earth station in the mobile-satellite service the emissions of which are intended to facilitate search and rescue operations. [RR]