Knowledge
What is Email Authentication?
What is DMARC?
What is DMARC Policy?
What is SPF?
What is DKIM?
What is BIMI?
What is MTA-STS?
What is TLS-RPT?
What is RUA?
What is RUF?
AntiSpam vs DMARC
DMARC Alignment
DMARC Compliance
DMARC Enforcement
BIMI Implementation Guide
Permerror
MTA-STS & TLS-RPT Implementation Guide
What are the Hallmarks of Strong Software Security?
Reading Time: 4 min Worried about app security breaches? Discover the key features of strong Appsec (authentication, authorization, encryption, logging) to secure your software and user data.
How to Secure Your onmicrosoft.com Domains Against Spoofing Attacks?
Reading Time: 4 min Protect your onmicrosoft.com domains from spoofing attacks with our step-by-step guide on implementing DKIM and DMARC for enhanced email security.
How to Spot Zip Bomb Attachments in Spam Emails?
Reading Time: 5 min Discover effective strategies for detecting Zip Bombs in your Spam Emails and learn how to defend devices against them.
SMTP Error Codes Explained
Reading Time: 7 min SMTP error codes are messages from email servers that explain why your email couldn’t be delivered. Learn what these codes mean and troubleshoot email delivery issues.
How Do I Check Domain Reputation?
Reading Time: 6 min Domain or IP reputation is your email sender score. Learn how to check and improve domain reputation for higher open rates and better deliverability.
10 Best Email Protection Tips and Strategies
Reading Time: 6 min Upgrade your email protection with our tips and tricks! We offer 10 easy strategies to safeguard your inbox from cyberattacks.