pki certificate update

The pki certificate update tag covers discussions about changes to Microsoft's certificate authority handling logic, particularly for Windows Application Control for Business (formerly WDAC). Content focuses on the expiration of key Microsoft Issuing Certification Authorities that have signed Windows binaries and drivers for over a decade. Administrators and security professionals need to understand how these updates affect digital signing validation for Windows components. The tag addresses enterprise IT concerns about maintaining trust in signed applications and drivers as certificate authorities are updated or retired.