magic cookie

 

English Wikipedia has an article on:

magic cookie

Wikipedia

• Audio (US):

  (file)

magic cookie (plural magic cookies)

1. (computing) A token or short packet of data passed between communicating programs, used to identify a particular event or transaction; the data is typically not meaningful to the recipient program and not usually interpreted until the recipient passes the data back to the sender or another program at a later time.

• cookie

• HTTP cookie