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Description
Blocks phishing & malware domains in real time using daily-updated public blocklists. 100% private, no tracking. OverPhish – Real-Time Phishing & Malware Domain Blocker Blocks over 1 million dangerous sites BEFORE they load — 100% local, zero tracking, no data ever leaves your browser. ★ Stops phishing, tech-support scams, malware, and fake login pages instantly ★ Daily updated blocklist from 5+ trusted open sources (OpenPhish, PhishTank, URLHaus, Hagezi, Scam Blocklist and more) ★ Lightning-fast lookups using Bloom filter + suffix trie (<1 ms) ★ Clean dark/light block page with clear warning and explanation ★ Custom whitelist + convenient “Allow Once” (5-minute temporary bypass) ★ Real-time statistics — see exactly how many threats you’ve been protected from ★ Works completely offline after the initial download Why OverPhish stands out Most free phishing extensions: • Let the dangerous page start loading first (already too late) • Send your browsing data to the cloud • Rely on small, slow, or outdated blocklists • Show ugly or no warning page OverPhish does it right: ✓ Blocks at the domain level using declarativeNetRequest & webNavigation — the page never begins to load ✓ 100% local processing — no telemetry, no accounts, no cloud dependency ✓ 1M+ actively maintained domains merged daily from the best open sources ✓ Fully functional offline after the first update ✓ Completely open source and auditable (exact code shipped to users) Maximum privacy — guaranteed OverPhish collects nothing. Zero analytics, zero crash reports, zero usage data. The only network request is one daily blocklist download (public plain-text file, <10 MB compressed). Manifest V3 compliant · Works immediately after install · No permissions beyond what’s strictly needed One click on a malicious link can empty your bank account or ransomware your files. OverPhish stops the request before the page even starts loading. Install now and browse with real peace of mind. Questions or found a new phishing site? → support@overphish.app Source code (exact version shipped): https://github.com/overphish/overphish-extension-public Privacy policy: https://overphish.app/privacy Copyright © 2025 OverPhish – Stay safe out there.