sk Skill · mukul975
implementing-dmarc-dkim-spf-email-security
Configures SPF, DKIM, and DMARC DNS TXT records to authenticate outbound email, prevent domain spoofing, and enforce a rejection/quarantine policy on unauthenticated mail, including auditing a domain's current DNS state. Use when hardening a domain's email security posture or defending against phishing and spoofing attacks.
Open on skills.sh ↗read 2026-09-17
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bashdnsspfdkimawarenessdmarcPythonsocial-engineeringemail-securityphishing
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- mukul975/Anthropic-Cybersecurity-Skills
- Version
- 1.0
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- Apache-2.0
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- Python