Application Trust is Hard, but Apple does it Well

On November 12, 2020 Apple released macOS Big Sur. In the hours after the release went live, somewhere in Apple's infrastructure an Online Certificate Status Protocol (OCSP) responder cried out in pain, dropping to its knees, begging for mercy as load increased beyond what it could handle.
Read more: https://www.security-embedded.com/blog/2020/11/14/application-trust-is-hard-but-apple-does-it-well?source=Snapzu