Follow the latest coverage, related explainers and connected technology stories.
An internal reassessment showed that a remote Spectre attack was able, in the production environment, to leak data between two Worker isolates at a rate of up to 12 bits per second and with accuracy exceeding 99%. Cloudflare says the attack has already been addressed through improvements to DyPrIs and the integration of V8 Sandbox and in-process isolation based on Memory Protection Keys.