The story
An initialism of special containment procedures. Not an initialism of the SCP Foundation’s motto, secure, contain, protect, which is a backronym from SCP.
Etymology from Wiktionary, CC BY-SA 4.0.
SCP
Today it means: A genre of science fiction horror consisting of quasi-scientific reports on the capture, containment, and attempted study of a variety of supernatural entities by the fictional shadow organization known as the SCP Foundation. Full definition →