March 2002
Intermediate to advanced
656 pages
32h 54m
English
See nano- prefix.
Slang for computer shareware that, on starting or before closing, displays a prominent reminder to pay for the program. See also shareware n..
Acronym for negative acknowledgement. A control code, ASCII character 21 (hexadecimal 15), transmitted to a sending station or computer by the receiving unit as a signal that transmitted information has arrived incorrectly. Compare ACK.
Acronym for negative acknowledgement attack. A hacker attack that uses the negative acknowledgement control code character to enter a seemingly secure system. A NAK attack uses weaknesses in the system handling NAK replies that may leave it temporarily unprotected. ...
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