= I =
Internet Death Penalty
[Usenet] (often abbreviated IDP) The
ultimate sanction against spam-emitting sites - complete
shunning at the router level of all mail and packets, as well as
Usenet messages, from the offending domain(s). Compare Usenet Death Penalty, with which it is sometimes confused.
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.