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โ˜ โ˜† โœ‡ The Hacker News

New ZenHammer Attack Bypasses RowHammer Defenses on AMD CPUs

By: Newsroom โ€” March 28th 2024 at 14:20
Cybersecurity researchers from ETH Zurich have developed a new variant of the RowHammer DRAM (dynamic random-access memory) attack that, for the first time, successfully works against AMD Zen 2 and Zen 3 systems despite mitigations such as Target Row Refresh (TRR). "This result proves that AMD systems are equally vulnerable to Rowhammer as Intel systems, which greatly increases the attack
โ˜ โ˜† โœ‡ Naked Security

S3 Ep143: Supercookie surveillance shenanigans

By: Paul Ducklin โ€” July 13th 2023 at 16:48
Latest episode - listen now! (Full transcript inside.)

โ˜ โ˜† โœ‡ Naked Security

Serious Security: Rowhammer returns to gaslight your computer

By: Paul Ducklin โ€” July 10th 2023 at 21:22
Gaslights produce a telltale flicker when nearby lamps are lit; DRAM values do something similar when nearby memory cells are accessed.

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