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Scans emails using an LLM to detect phishing 🛡️ PhishWatch - Gmail Phishing Checker Extension A lightweight Google Chrome extension that protects users from suspicious emails directly inside Gmail — giving real-time insight into potential phishing risks using AI. ✨ Highlights 🔍 Scans emails with Groq LLM for phishing patterns in real time 🧠 Smart logic filters out false positives using severity scores 📬 Injects caution banners seamlessly above the email body 🎨 Features 6 unique background themes for the "Scan" button 🛡️ Focused on user security and zero data retention ❓ How Does It Work? This extension intercepts Gmail emails in the DOM and sends the full body content, including the sender and subject, to an AI-powered phishing detection backend powered by Groq’s LLM. The backend returns either true or false, along with a list of suspicious elements if phishing is detected. If phishing is detected the extension will: Insert a caution banner at the top of the email Highlight critical suspicious indicators with caution lines Base all decisions on a precise scoring model embedded in the prompt 🔧 How to Use PhishWatch in Gmail: - Download the extension from the Chrome Web Store - Open any email in your Gmail inbox - Click the puzzle piece icon 🧩 in the top-right corner of Chrome - Select “PhishWatch” from the dropdown list - (Optional) Click the 📌 pin icon to add it to your toolbar for quick access - Click the Scan button to check for phishing threats ✅ Stay alert and protect your inbox with confidence! 🔐 User Data & Security: This extension is designed with security and privacy at its core. Here's how your data is handled: 🚫 No data storage: Emails are never saved, logged, or stored by the extension or its backend 📡 Secure transmission: All communication with the Groq LLM backend is encrypted using HTTPS 🎯 Email analysis is local to Gmail context: Only the content of the currently viewed email is processed 🕵️ No personal information is extracted: The extension analyzes only email text for suspicious patterns ✅ No permissions beyond Gmail DOM access: The extension does not request broad data permissions 🔘 Email content is ONLY read into the backend once you click on the “Scan” button 🎨 Customize with the Options Page: Every time you detect a phishing email, you earn a single Scamite — a small reward for keeping your inbox safe. You can spend these Scamites on the Options page, where you’ll find six unique background themes. To access the Options page: Right-click the extension icon in your Chrome toolbar Select “Options” from the dropdown menu 📮 Contact & Security Reporting If you discover any vulnerabilities, accuracy concerns, or have suggestions to improve this application, please reach out directly at grantklein528@gmail.com