fail open

Fetched 2026-10-26 (cache).

Synonyms: fall open, laid open, fail over

Antonyms: fall open, laid open, fail over

Related words from Datamuse; suggestions, not definitions.

Verb

1. {{lb|en|cybersecurity}} Of an [[access control#Noun|access control]] [[system#Noun|system]]: to automatically let all [[traffic#Noun|traffic]] through in the case of a failure. For example, an emergency door unlocking in the event of a [[power outage#Noun|power outage]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.