Sangamesh.Dandin
Résumé
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Case 05 / 09Email securityCompleted

MAILGUARD AI.

Gmail impersonation detection with SPF, DKIM and DMARC checks.

A Chrome extension for Gmail that flags likely impersonation. It pairs a stylometric (writing-style) classifier, trained on the Enron email corpus, with real-time SPF, DKIM and DMARC validation. Backend in FastAPI.

Problem
Email impersonation
Built with
NLP, Chrome Extension
Result
72% accuracy · 84% impostor precision
Links
Code not public yet
  • NLP
  • Stylometry
  • SPF/DKIM/DMARC
  • Chrome Extension
  • FastAPI

01Overview

At a glance.

05 / 09 · EMAIL SECURITY MailGuard AI 01Train02Integrate03Validate PIPELINE · 3 STAGES

02Under the hood

How it works.

  1. 01

    Train

    Stylometric classifier trained on the Enron corpus

  2. 02

    Integrate

    Chrome extension inside Gmail

  3. 03

    Validate

    Real-time SPF, DKIM and DMARC checks

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