Search results
Results from the WOW.Com Content Network
This is a transfer block, part of a trapped-key interlock system. It does not have a bolt to stop operation of a device, but holds and releases other keys. Manufacturers of trapped-key interlock devices provide application guides showing typical interlock problems and recommended arrangements.
Newer NSA systems allow "over the air rekeying" (OTAR), but a master key often must still be loaded using a fill device. NSA uses two serial protocols for key fill, DS-101 and DS-102 . Both employ the same U-229 6-pin connector type used for U.S. military audio handsets , with the DS-101 being the newer of the two serial fill protocols.
In the case of the hotel room lock, there is no central system; the keycard and the lock function in the same tradition as a standard key and lock. However, if the card readers communicate with a central system, it is the system that unlocks the door, not the card reader alone. [3]
The key will not turn unless the remaining keys are put back in place. Trapped key interlock transfer block. Another example is an electric kiln. To prevent access to the inside of an electric kiln, a trapped key system may be used to interlock a disconnecting switch and the kiln door. While the switch is turned on, the key is held by the ...
A Secure Access Module (SAM), also known as a Secure Application Module, is a piece of cryptographic hardware typically used by smart card card readers to perform mutual key authentication. [ 1 ] [ 2 ] [ 3 ] SAMs can be used to manage access in a variety of contexts, such as public transport fare collection and point of sale devices.
Article first published: Friday, Oct. 4, 2024, 5 a.m. ET. As per the National Hurricane Center's 5 am Friday update, Category 4 Hurricane Kirk is 1010 miles east-northeast of the Northern Leeward ...
A proximity card or prox card [1] also known as a key card or keycard is a contactless smart card which can be read without inserting it into a reader device, as required by earlier magnetic stripe cards such as credit cards and contact type smart cards. [2] The proximity cards are part of the contactless card technologies.
Kirk Cousins will have to wear No. 18 for the Atlanta Falcons after a potential number change with tight end Kyle Pitts fell through due to NFL rules. (AP Photo/Mike Stewart) (ASSOCIATED PRESS)