key for opening a lock

(cryptography) a secret code or string of data used to encrypt and decrypt information

a key made of gold; also refers to a magical key in fairy tales used to open treasure houses

a metal ring or split ring for holding keys together

keychain; key ring

locks and keys collectively

(idiom) there is a different solution for each problem; specific problems should be solved with specific methods based on the circumstances

a key designed to open many different locks; a skeleton key or passkey

the public key used in computer cryptography and data encryption

(cryptography) the publicly shared key used in encryption to verify digital signatures or encrypt data that can only be decrypted by a private key

keys of authority; symbols or instruments representing the power to rule or control

private key used in encryption; the secret half of a key pair used to decrypt data

(cryptography) a secret key in asymmetric encryption used to decrypt data or create digital signatures

To make a spare key or a duplicate of an existing key.

the key to solving a problem or mystery

key; erhua form of [[钥匙|鑰匙|yao4 shi5]]

a child who returns from school to an empty house because their parents are at work and who carries their own house key

keycard; electronic card used as a key for a door lock

A small ring, usually made of metal, used to hold keys together.