A metal padlock and key with metal chain on a blue background.

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Size: 4568px × 3789px
Photo credit: © Nicholas Eveleigh / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: blue, chain, closed, cold, conflict, control, cool, crisis, danger, domination, firewall, forbidden, freedom, key, lock, metal, protect, protection, risk, safe, safety, secure, security, shiny, steel, strength, strong, trapped