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fail closed. In DICTIOUS you will not only get to know all the dictionary meanings for the word
fail closed, but we will also tell you about its etymology, its characteristics and you will know how to say
fail closed in singular and plural. Everything you need to know about the word
fail closed you have here. The definition of the word
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fail closed, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Verb
fail closed (third-person singular simple present fails closed, present participle failing closed, simple past and past participle failed closed)
- (cybersecurity) Of an access control system: to automatically block all traffic in the case of a failure. For example, an electronic safe becoming impossible to unlock in the event of a power outage.
- Coordinate term: fail open