- Keyring
A keyring is a ring, usually made of
metal orplastic , that holds keys and other small items, which are sometimes connected tokeychain s. Other types of keyrings are made of leather, wood and rubber. Keyrings were invented in the 1800sThe most common form of key ring is a metal ring consisting of two complete loops. Either end of the loop can be pried open to allow a key to be inserted and slid along the spiral until it becomes wholly engaged onto the ring. Novelty
carabiner s are also commonly used as keyrings for ease of access and exchange. Often the keyring is adorned with akey fob for self-identification.Other forms of rings may use a single loop of metal or plastic with a mechanism to open and securely close the loop.
In the
cryptography sense, a keyring stores known encryption keys (and in some cases, passwords). For example,GNU Privacy Guard uses the concept of keyrings.ee also
*
Key fob
*Key chain
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