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Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up to 12 bits per second, 360 times the rate of an earlier attack demonstrated in 2021. The end-to-end experiment used an attacker Worker and a victim Worker controlled by the researchers,
Fonte: The Hacker News
Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up to 12 bits per second, 360 times the rate of an earlier attack demonstrated in 2021. The end-to-end experiment used an attacker Worker and a victim Worker controlled by the researchers,
Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up to 12 bits per second, 360 times the rate of an earlier attack demonstrated in 2021.
The end-to-end experiment used an attacker Worker and a victim Worker controlled by the researchers,
[1] THE HACKER NEWS. Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second. The Hacker News, 19 ago. 2026. Disponível em: <https://thehackernews.com/2026/08/cloudflare-workers-spectre-attack-leaks.html>. Acesso em: 20 ago. 2026.
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