JohnDCyber’s SPF, DKIM & DMARC Scanner is a Python tool designed to help security engineers and IT professionals detect and remediate misconfigurations in SPF, DKIM, and DMARC records. Proper configuration of these authentication methods is crucial to prevent email spoofing, phishing, and business email compromise. The tool offers features like SPF checks, DMARC verification, DKIM confirmation, and generates comprehensive reports in CSV and HTML formats. It uses Python’s ThreadPoolExecutor for efficient scanning and supports advanced usage with various customizable flags.
Table of contents
Harden Your Email Security with JohnDCyber’s SPF, DKIM & DMARC ScannerWhat does SPF , DMARC, DKIM mean? How do they work? Why are they important ?Who is this for ?Why Do You Need This?Key FeaturesGetting StartedBasic UsageAdvanced UsageFlags Explained:What You’ll See in the ReportsExample ScreenshotUnder the HoodLimitations & Next StepsConclusion112 Impressions