Master key definition

Master key means a key that operates all the keyed locks or cylinders in a similar type or group of locks.
Master key means a key which opens all doors in a University building or department;
Master key means the cryptographic key used in a DVD Player or CSS Decryption Module to decrypt the Disc Key of a DVD Disc.

Examples of Master key in a sentence

  • All keying to be performed in accordance with Bldg Master Key System and coordinated with Bldg Management.

  • Master Key System: Cylinders are operated by a change key and a master key.

  • Construct all cores so that they will be interchangeable into the core housings of all mortise locks, rim locks, cylindrical locks, and any other type lock included in the Great Grand Master Key System.

  • Grand Master Key System: Cylinders are operated by a change key, a master key, and a grand master key.

  • If the Property is presently on a Master Key System, the Seller will re-key the exterior doors to the Property prior to closing at the Purchaser's expense.


More Definitions of Master key

Master key means a key planed and cut to operate all locks in a series or group of
Master key means a key planed and cut to operate all locks in a series or group of locks, each lock having its own change key and each lock constructed as an act of the series or group for operation with the master key. For purposes of this act, submaster keys, grand master keys, great grand master keys, emergency keys, maid's master keys, over-riding keys, or any other similar keys shall be considered as master keys;
Master key means a 128-bit random, secret cryptographic key negotiated between the HDCP Transmitter and the HDCP Receiver during Authentication and Key Exchange and used to pair the HDCP Transmitter with the HDCP Receiver
Master key means the Supplier master cryptographic key used for diversified key generation and cryptogram verification necessary to facilitate interoperation between a Services Card and a Terminal (as defined in the Effective Date SOW).
Master key has the meaning set out in Section 08 71 00 of Appendix 6-2 [Technical Specifications];
Master key means a key with access to multiple doors and locks.
Master key means a master key provided by the Approved Locksmith which can provide access to all Lots within the scheme.(e) Owners Corporation means the owners corporation created by the registration of strata plan registration no. 7114.