Stop Trusting Your Deprecation Process. Your Cache Is Leaking Legacy Keys.
The recent RubyGems security advisory reveals a chilling paradox: legacy API keys, meant to be phased out, remained active and exposed due to an accidental caching misconfiguration. For anyone managing CI/CD pipelines, the lesson is clearβdeprecation doesn’t guarantee destruction, and your caching infrastructure may be silently amplifying your security risk.