security-scheme-missing

Flags names used in root or operation security requirements that are absent from components.securitySchemes.

Attribute	Value
Category	Security
Maturity	Platinum
Lenient	Warning
Recommended–Complete	Error

See it fail

security:
  - bearerAuth: []
components:
  securitySchemes: {}

Fix it

Define bearerAuth under components.securitySchemes, or correct the requirement name.

Nearby: security-defined.