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Windows 8 ‘Secure Boot’ not that secure

At least booting Windows 8 was secure – or so we thought.

Windows 8 TrashWindows 8 Secure Boot is based on UEFI 2.3.1. Secure Boot is considered to be an important step towards securing platforms from malware compromising the boot sequence before the OS starts.

However, there are certain mistakes platform vendors could make which can completely undermine protections offered by Secure Boot. And, of course, hardware vendors make these.

At Black Hat USA2013 Yuriy Bulygin will demonstrate an example of full software bypass of Windows 8 Secure Boot due to such mistakes on some of the latest platforms and explain how those mistakes can be avoided.

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