Skeleton Key
Noun · Slang & Abbreviations
Definitions
A credential, tool, or capability that unlocks far more than it probably should. In engineering slang, skeleton keys are convenient during emergencies and terrifying as long-term defaults.
In plain English: A credential or tool that opens too many doors at once.
Example: "That shared admin token had turned into a skeleton key for the whole environment, which made the audit findings completely unsurprising."