root@packet-guru:~/archive/blog
SYSTEM LOGS
Technical analysis, security research, and network utility documentation.
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LOG_ID: ECH2026-05-19
PRIVACYREAD_TIME: 18 MIN
Encrypted Client Hello: The Last Plaintext Crack in TLS 1.3 Privacy
ECH finally closes the SNI leak in TLS 1.3. A practical guide to RFC 9849, how Encrypted Client Hello works, and how to actually enable it in Firefox, Chrome, and beyond.
READ_LOG→
LOG_ID: CANVAS-LEAK2025-12-26
SECURITYREAD_TIME: 18 MIN
Canvas Fingerprinting Test: Block Browser Tracking Without Cookies
Canvas fingerprinting turns a hidden image your browser draws into a tracking ID. Test for a canvas leak and see how Brave, Firefox, Safari and Tor block it.
READ_LOG→
LOG_ID: WEBRTC-LEAK2025-12-24
SECURITYREAD_TIME: 9 MIN
WebRTC Leak Test: Prevent Real IP Exposure Strategy
When WebRTC still exposes your real IP behind a VPN or proxy, how to test for it, and the exact setting that stops it in Chrome, Brave, Firefox and Safari.
READ_LOG→
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LAST_UPDATE:2026-10-07
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