What is the function of master key?

Question

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 master key of keyboard?

A master key is a key which will open all the locks in a set, even though each lock has its own different key.

Where is the master key for?

Area for useReplacesUnlocksNew Londo RuinsKey to New Londo RuinsShortcut to Valley of Drakes, door next to elevator exit.Sen's FortressCage Key*Cages in the hidden room behind sleeping guard, breakable by directing boulders. Free Logan and find a Hero Soul.

Can a master key open any lock?

Master key: The master key can open all locks you have in your residential or commercial property.

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