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Microsoft patches Windows to eliminate Secure Boot bypass threat


File that neutered Secure Boot passed Microsoft’s internal review process.

This strategic position allows the malware to evade defenses installed by the OS and gives it the ability to survive even after hard drives have been reformatted. Last year, researcher Martin Smolár with security firm ESET noticed something curious about SysReturn, a real-time system recovery software suite available from Howyar Technologies. Dan Goodin is Senior Security Editor at Ars Technica, where he oversees coverage of malware, computer espionage, botnets, hardware hacking, encryption, and passwords.

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