Microsoft’s Secure Boot has been broken for a decade and no one noticed until now
Microsoft’s Secure Boot has been broken for a decade and no one noticed until now
arstechnica.com
Microsoft’s Secure Boot has been broken for a decade and no one noticed until now
Old and forgotten "shims" Microsoft failed to revoke have made Secure Boot bypasses simple.

The gaffe is the result of the failure by Microsoft, which oversees the signing of shims, to revoke the publicly available images once vulnerabilities were found in them.