Articles - Page 7
Understand the DNSSEC chain of trust in 5 minutes
The chain of trust is the core principle behind DNSSEC. This guide explains every link, from the DNS root to your domain, with clear diagrams.
Enable DNSSEC: step-by-step guide by registrar
DNSSEC protects your visitors from DNS spoofing. This guide covers step-by-step activation for the 6 most popular registrars, with instant verification.
End of Basic Auth SMTP on Microsoft Exchange Online: timeline, 550 5.7.30 error, and migration guide
Microsoft is retiring Basic authentication for SMTP AUTH on Exchange Online. Revised timeline, 550 5.7.30 error, OAuth alternatives, HVE, Graph API, and step-by-step migration checklist.
NIST 2025 password recommendations: what's changed
The NIST has rewritten its password rules. No more mandatory rotation, no more complexity requirements. A complete breakdown of SP 800-63B-4 with a step-by-step compliance plan.
Passphrase vs password: which one is actually safer?
A 16-character random password or a 5-word dice-generated phrase? A technical comparison with entropy calculations, use cases, and practical recommendations.
