A dead drop or dead letter box is a method of espionage tradecraft used to pass items between two individuals using a secret location and thus does not require them to meet directly. Using a dead drop permits a case officer and agent to exchange objects and information while maintaining operational security. The method stands in contrast to the live drop, so called because two persons meet to exchange items or information.
Read more about Dead Drop: Overview, Modern Dead Drop Techniques
Famous quotes containing the words dead and/or drop:
“She is older than the rocks among which she sits; like the vampire, she has been dead many times, and learned the secrets of the grave.”
—Walter Pater (1839–1894)
“Learning is like rowing upstream; not to advance is to drop back.”
—Chinese proverb.