Chat app transmits data by flipping Cloudflare cache HIT/MISS states
beescoitu · x · 2026-08-22
A developer built a chat app that encodes data bits into Cloudflare cache HIT/MISS states using fake asset URLs. It allows data transmission over any website with default Cloudflare cache settings, provided both clients hit the same POP. The author suggests this could be a clever method for hiding C2 network traffic.
Related event: Covert Chat App Encodes Data in Cloudflare Cache States(3 posts)→
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