Tag Archives: bits

There’s a new way to flip bits in DRAM, and it works against the latest defenses

reader comments 20 with In 2015, researchers reported a surprising discovery that stoked industry-wide security concerns—an attack called RowHammer that could corrupt, modify, or steal sensitive data when a simple user-level application repeatedly accessed certain regions of DDR memory chips. In the coming years, memory chipmakers scrambled to develop defenses that prevented the attack, mainly… Read More »

Bitflips when PCs try to reach windows.com: What could possibly go wrong?

reader comments 88 with 61 posters participating, including story author Share this story Bitflips are events that cause individual bits stored in an electronic device to flip, turning a 0 to a 1 or vice versa. Cosmic radiation and fluctuations in power or temperature are the most common naturally occurring causes. Research from 2010 estimated… Read More »