Threat research firm
Appears in 1 story · Last updated Oct 15, 2026
Publisher of the October 2026 header-injection scan
When a browser asks a website for a page, the server answers with a string of small header fields before the real content. Browsers show readers none of them. The threat research firm Signals Corps found that thousands of websites are now using those invisible fields to talk directly to AI agents.
Updated Oct 15
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