Emergency Code 1

In the late 24th century, the term Emergency Code 1 was used aboard Federation starships in indicated an intruder alert on the bridge, that there are abductions, and injured.

In 2366, Deanna Troi alerted security of an Emergency Code-1 while Kyril Finn, and a Rutian Ansata assault force stormed the USS Enterprise (NCC-1701-D), kidnapping Captain Picard, and shooting Lieutenant Worf.