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Explore a conference talk from BSidesLV 2015 that delves into the technique of backdooring Microsoft Office documents using secret master keys. Learn about the potential security vulnerabilities in MS Office files and how they can be exploited. Gain insights from security researchers Yoshinori Takesako and Shigeo Mitsunari as they demonstrate this advanced hacking method. Understand the implications for document security and potential countermeasures to protect against such attacks.
