Análises especializadas sobre DMARC, SPF, DKIM e entregabilidade de e-mail.
Think your DNS email records are correct? Most aren't. Discover the most common email record mistakes and how to verify your setup is truly correct.
Calculate the real business cost of ignoring DMARC: brand damage, phishing liability, deliverability loss, and the hidden expenses of email fraud.
Learn what DKIM selectors are, how they work, and best practices for managing multiple selectors across your email sending services.
Understand DMARC policies and the strategic path from monitoring (p=none) to full enforcement (p=reject) to protect your domain.
Learn what DKIM is, how DomainKeys Identified Mail works, and how it adds a cryptographic signature to protect your email from tampering.
Learn what DMARC is, how it works, and why it's the foundation of email security for protecting your domain from spoofing and phishing.
Understand what DMARC compliance means, why it matters for email deliverability, and the steps to achieve full DMARC compliance for your domain.
Learn what SPF is, how Sender Policy Framework works, and how to publish an SPF record to authorize your mail servers and prevent spoofing.