This barrage peaked at 1.2 Tbps and triggered connectivity issues across the USA as Dyn fought to get the situation under control. On Wednesday, the code distribution and version control service website GitHub survived a massive DDos attack .
What isn't clear is whether Microsoft will also push out Intel's microcode via Windows Update, its usual distribution mechanism for supplying patches. Windows devices need both software and firmware updates to help protect them against these new vulnerabilities. If you've been anxious about receiving Spectre and Meltdown BIOS patches for the PC you built yourself, there may be a solution: Microsoft has begun supplying them itself via an archive on its site.