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Email spoofing allows attackers to send emails from addresses that appear to be from someone else and can potentially open companies up to dangerous phishing attacks. Managing Security Associate Alex DeFreese’s blog post How We Can Stop Email Spoofing is referenced in SpectorOps article Open Source Intelligence Gathering: Techniques, Automation, and Visualization about email spoofing risks.

If you’re concerned that your domain may be vulnerable to spoofing, check out SpoofCheck, our tool that diagnoses web and email domains.