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piggybacking

   Also found in: Dictionary/thesaurus, Financial, Wikipedia 0.06 sec.

piggybacking

Gaining access to a restricted communications channel by using the session another user already established. Piggybacking can be defeated by logging out before leaving a workstation or terminal or by initiating a protected mode, such as via a screensaver, that requires re-authentication before access can be resumed. See replay attack.

1.piggybacking - A method for passing acknowledgement frames and data frames in the same direction along a line.
2.piggybacking - The practice of increasing memory capacity by soldering chips on top of other chips. The chip-enable or high address pins would be connected to the address bus by a flying lead. Many Ohio Superboards were expanded to a massive 8K of RAM in this way.


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Piggybacking is increasingly an issue for people who tire in densely populated areas, or for those in buildings where Wi-Fi radio waves easily bleed through watts, floors, and ceilings.
Wireless tapping by New York Times Upfront
DWP officials guessed that piggybacking their recycled-water plan on the busway would cost $30 million.
EDITORIAL RECYCLED NONSENSE DWP BUNGLERS BLOCK VALLEY BUSWAY'S PATH by Daily News (Los Angeles, CA)
A large proportion of the self-employed acquire coverage in health and dental plans by piggybacking on the employer-sponsored plan of a spouse or close relative.
Self-employed lack benefits. (Income Security) by Community Action
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