Month: October 2016

  • The Sisyphean Circus of Security Sux: rowhammer and drammer

    Not that long ago an attack was posited. Use the fact that memory cells are adjacent, that silicon geometry is getting smaller, and that capacitive coupling could cause one cell to influence another. And out of this was born ‘rowhammer‘. If you have a modern processor and modern ram, you can figure out a way…

  • WiFi: going from good to great is very hard

    WiFi: going from good to great is very hard

    So i have a moderately complex home network. 5 access points lurk around, hard wired to each other. 3 of them speak 2.4+5, and 2 of them speak only 2.4GHz. Saturday one of them came up for replacement. And since it covers a small area and is the main north-south gateway for my house, I…