Related:

• leapfrog attack n. Use of userid and password information obtained illicitly from one host (e.
  g., downloading a file of account IDs and passwords, tapping TELNET, etc....
• uper source quench: n. A special packet designed to shut up an Internet host.
  The Internet Protocol (IP) has a control message called Source Quench that asks a host to transmit more slowly on a particular connection to avoid congestion....
• mockingbird: n. Software that intercepts communications (especially login transactions) between users and hosts and provides system-like responses to the users while saving their responses (especially account IDs and passwords).
  A special case of {Trojan Horse}. -- The AI Hackers Dictionary...
• kit: [USENET; poss. fr. DEC slang for a full software distribution, as opposed to a patch or upgrade] n.
  A source software distribution that has been packaged in such a way that it can (theoretically) be unpacked and installed according to a series of steps using only standard UNIX tools, and entirely documented by some reasonable chain of references from the top-level {README file}....
• File Attach: [FidoNet] 1. n. A file sent along with a mail message from one BBS to another.
  2. vt. Sending someone a file by using the File Attach option in a BBS mailer....
• TELNET: /tel'net/ vt. To communicate with another Internet host using the TELNET ({RFC} 854) protocol (usually using a program of the same name).
  TOPS-10 people used the word IMPCOM, since that was the program name for them....
• hop: 1. n. One file transmission in a series required to get a file from point A to point B on a store-and-forward network.
  On such networks (including {UUCPNET} and {FidoNet}), an important inter-machine metric is the number of hops in the shortest path between them, which can be more significant than their geographical separation....
• vdiff: /vee'dif/ v.,n. Visual diff. The operation of finding differences between two files by {eyeball search}.
  The term `optical diff' has also been reported, and is sometimes more specifically used for the act of superimposing two nearly identical printouts on one another and holding them up to a light to spot differences....
• firewall machine: n. A dedicated gateway machine with special security precautions on it, used to service outside network connections and dial-in lines.
  The idea is to protect a cluster of more loosely administered machines hidden behind it from {cracker}s....