Why is the security of master key is so important?

Question

People with a master key have a special responsibility. They have the most powerful instrument in a mechanical access control system hierarchy and can open and lock all doors in a building at any time. The situation becomes tricky if a master key is lost or stolen.

What is the purpose of master key?

A master key is a cryptographic key (typically a symmetric key ( Symmetric Cryptosystem)) whose sole purpose is to protect other keys, such as session keys, while those keys are in storage, in use, or in transit.

What is the importance of lock keys?

Without proper key control, locks provide little deterrence to illegal or unauthorized entry into a facility.

What is a master key and how does it work?

Master key system is a system that allows two or more keys to open one lock. Master keys will be able to open multiple locks. The greater the difference between the master key and the change key, the more master wafers will be needed. The more master wafers, the more possible keys can open the lock.

What is a master key in access?

The database master key is a symmetric key used to protect the private keys of certificates and asymmetric keys that are present in the database.

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