piggybacking


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piggybacking

(1)
A method for passing acknowledgement frames and data frames in the same direction along a line.

piggybacking

(2)
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.

piggybacking

(1) Gaining access to a restricted communications channel by using the session another user already established. Piggybacking can be defeated by logging out before walking away from a workstation or terminal or by initiating a screensaver that requires re-authentication when resuming. See replay attack and hijacking.

(2) Using a Wi-Fi hotspot of neighbors who have not secured their network. See Wi-Fi piggybacking and Wi-Fi hotspot.

(3) Embedding the names of popular brands or companies into the hidden meta-data of a Web page in order to rank high up on a search engine's results page. See meta tag.
References in periodicals archive ?
Many argue that the laws governing piggybacking are unclear, especially with regards to terms such as "access" and "authorization".
Piggybacking is the simple process of using one fusion technician to operate additional fusion machines at the same time.
But we were not told that the Republicans were piggybacking on our questionnaire, and how its results would be used," Schile went on.
in North Hollywood, said piggybacking a loan can further lower the payment.
Once inhaled, radioactive daughters piggybacking on these particles are deposited in the lung.
Due to the shorter contracting process via piggybacking, B could add space in a shorter period of time, which could also allow B to better gauge enrollments for the next school year before adding space.