dead drop

American  

noun

1. a prearranged secret spot where one espionage agent leaves a message or material for another agent to pick up.

---

Example Sentences

Wei used encrypted apps, deleted messages and accounts, used digital “dead drops” that disappear in 72 hours and used a new computer and phone.

From Los Angeles Times

By August 2019, having been in the Army for less than a year, Khalife was collecting £1,500 in a dog poo bag from a “dead drop” in Mill Hill Park, north London.

From BBC

He relied on "dead drops", a method of physically leaving materials for his handlers to discover.

From BBC

An arrest team took Hanssen into custody after catching him making a "dead drop" of classified materials in a park in suburban Virginia, the FBI says.

From Reuters

State secrets can be illegally shared in countless different ways, from whispered conversations and dead drops to myriad social media platforms.

From Washington Times