Apple App Store Server Python Library: SignedDataVerifier accepts stale OCSP GOOD responses and can bypass certificate revocation checks

Summary SignedDataVerifier attempts to perform online revocation checking when enableonlinechecks=True, but its OCSP validation logic accepts stale GOOD responses as valid indefinitely. In appstoreserverlibrary/signeddataverifier.py, ChainVerifier.checkocspstatus verifies the OCSP response...

Google to Stop Using Online CRL Checks for Chrome

In the face of mounting evidence that the CA system is inherently flawed, Google officials are in the process of making changes to the way Chrome handles certificate revocations, and no longer will be using online revocation checks. Instead, Chrome will use the existing update system in the brows...