Everything has a timeline

TiMELiNES

1983

Electronic keypad locks spread in commercial settings

Access control increasingly shifts from a physical cut key to programmable credentials.

Canonical milestoneUnited States1 timeline

Context

Appears In

TimelineTimeline of the Key

Position 14

Authority

Sources

Encyclopaedia BritannicaConfidence 92%

Taxonomy

Tags

electronicssecuritykey