Nicholas Weaver

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Nicholas Weaver is a senior staff researcher focusing on computer security at the International Computer Science Institute in Berkeley, California, and a lecturer in the Computer Science department at the University of California at Berkeley. All opinions are his own.

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The China SuperMicro Hack: About That Bloomberg Report

According to Jordan Robertson and Michael Riley in Bloomberg Businessweek, China has recently engaged in bulk supply-chain sabotage, corrupting thousands of servers on computers that end up in the server rooms of major U.S. companies such as Amazon or Apple, government systems and other locations around the planet.


Researchers Find Serious Vulnerabilities in AMD Processors

CTS Labs, an Israel-based hardware security company, released on Tuesday a whitepaper and website describing flaws they discovered in two lines of computer chips produced by the company AMD. CTS Labs hasn’t released the actual exploits and only describes the flaws in the EPYC and Ryzen processor lines in terms of high-level approach and capabilities. As is the current tradition, these flaws have all been given fancy names (RYZENFALL, MASTERKEY, FALLOUT and CHIMERA) with matching logos.