to lock (a door, etc.); to lock up
to become locked; to lock
to lock (a door, etc.); to lock up
duplicate key; master key; passkey; skeleton key
key success factor; key to success; KSF
square brackets; Japanese-style quotation marks
square brackets; Japanese-style quotation marks
duplicate key; master key; passkey; skeleton key
duplicate key; master key; passkey; skeleton key
latchkey child; latchkey kid
cryptographic key; encryption key
lock-opening; lock-picking
key rack; (wall-mounted) key holder; key hook
latchkey child; latchkey kid
square brackets; Japanese-style quotation marks
key success factor; key to success; KSF
key success factor; key to success; KSF
section of road that is curved on purpose as a defensive measure
master key; passkey; skeleton key
private account (on social media, esp. Twitter); account that can only be viewed by approved followers
private key (cryptography); secret key
symmetric key cryptography
symmetric key cryptography
asymmetric key cryptography; asymmetric key cryptosystem