The original version of a "kill switch" dates back to the peak of the Cold War, when permissive action link (PAL) devices were introduced in the 1960s to prevent a rogue launch of a nuclear missile.
What does PAL stand for?
PAL stands for Permissive Action Link
This definition appears frequently and is found in the following Acronym Finder categories:
- Military and Government
See other definitions of PAL
We have 573 other meanings of PAL in our Acronym Attic
- Peace at Last
- Peer ALliance (Toronto, Canada Chinese youth volunteer organisation)
- Penetration Aid Launcher
- Peninsula Athletic League (San Francisco Bay Area)
- People at Leisure (social group)
- Perceptive Assistant That Learns (DARPA)
- Performance Analysis of Logs (software)
- Performing Arts Library (various locations)
- Permanent Artificial Lighting
- Permissible Alcohol Limit
- Personal Access Link (online banking)
- Personal Assistant for Leisure Activities (Canada; disabled person recreation access)
- Personal Audio Link (software)
- Personnel Airlock
- Personnel Allowance List
- Perspectives in American Literature (various schools)
- Pharmaceutical Affairs Law (medical manufacturing; various locations)
- Phase Alternating Line
- Phase Alternation Line (television format)
- Philippine Airlines
Samples in periodicals archive:
Whether Pakistan has other means of securing its arsenal, through the provision of special codes called Permissive Action Links ( PALs), or not is not known.
It took about four years to have the permissive action links developed to his satisfaction and then finally installed on the land-based warheads.