Plexus Maze × KonpyTek project · 2025

Alerte Fraude Algérie Poste — a security extension for Chrome

A published Chrome extension that confirms official Algérie Poste and BaridiMob sites and blocks fraudulent look-alikes in real time.

Published · development ongoing Software & enterprise applicationsCybersecurity
View on the Chrome Web Store

The problem

Fake sites imitating Algérie Poste and BaridiMob keep appearing: a Cyrillic letter instead of an “a”, a .tk domain, a misleading subdomain… and banking credentials are stolen in seconds.

The solution

Co-developed with KonpyTek, the extension analyses every site visited in real time:

  • genuine site: a green confirmation banner;
  • fraudulent site: a red alert and the page is blocked.

It combines several detection techniques: Unicode homographs (disguised Cyrillic or Greek characters), typosquatting via Levenshtein distance, malicious subdomain analysis, character substitutions (0→o, 1→i…), blocking of suspicious free TLDs and spotting typical phishing words.

Users stay in control: custom whitelist, protection statistics, configurable notifications and a silent mode. No personal data is collected.

Status

The extension is published on the Chrome Web Store. New features are in development.

Help, FAQ and reporting: Alerte Fraude support page.

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