Security monitoring Header grades + copy-paste fixes Email security SPF / DKIM / DMARC monitoring Uptime & API Second-probe confirmed checks Status pages Hosted, white-label status LiveStatus TV walls Full-screen status on any TV Reports & SLA Scheduled PDF / CSV evidence
All features →
Free tools Pricing Blog Compare Docs
Sign in Start free
The CompleteStatus Blog

Monitoring & security, explained

Practical, no-fluff guides on uptime and security monitoring — fixing security headers, email authentication, SSL certificates, and consolidating your monitoring stack.
RSS feed
All posts security 23 uptime 21 monitoring 19 incidents 18 outages 10 tls 9 https 9 dns 8 ssl 8 performance 8 email-security 6 security-headers 5
security-headers hsts

HSTS Explained — max-age Strategy, includeSubDomains Pitfalls, and the Preload List

A practical HSTS guide — how Strict-Transport-Security works, how to ramp max-age safely, includeSubDomains pitfalls, preloading, and copy-paste configs.
· 6 min read
https tls

Fixing Mixed Content Warnings — Finishing the HTTPS Migration You Started

Active vs passive mixed content, how browsers treat each, finding hardcoded http:// URLs, CSP upgrade-insecure-requests, and staying clean after migration.
· 6 min read
hsts https

The .dev TLD Is Here — and It's HTTPS-Only by Design

Google's .dev domains open to the public this month — and the whole TLD is HSTS-preloaded. What preloading means, and how to launch HTTPS-only from day one.
· 6 min read
tls security

TLS 1.3 Is Final — What RFC 8446 Changes and What to Do About It

TLS 1.3 is final — RFC 8446, four years and 28 drafts in the making. What changed, what got removed, and how to verify what your servers negotiate.
· 6 min read
https chrome

Chrome 68 Is Here — Every HTTP Page Now Says "Not Secure

Chrome 68 now labels every HTTP page Not Secure. A complete migration checklist: free certificates, redirects, mixed content, HSTS and what comes after.
· 6 min read
https chrome

Chrome 62 Marks Your Forms "Not Secure" — Time to Finish the HTTPS Migration

Chrome 62 flags any HTTP page with a text input as Not Secure — search boxes included. What changed, who's affected, and a practical migration checklist.
· 5 min read
http2 performance

HTTP/2 Is Ready — What It Actually Means for Your Site

HTTP/2 is finally deployable — multiplexing, header compression, one connection. What changes, how to enable it on nginx, and which old habits to unwind.
· 6 min read
ssl lets-encrypt

Let's Encrypt Is Out of Beta — Free HTTPS for Everyone (and a New Way to Fail)

Let's Encrypt left beta with millions of free certificates issued. How ACME automation works, setting up Certbot with nginx — and the new silent failure mode.
· 6 min read
https tls

Why Your Website Needs HTTPS — Yes, Even Your Brochure Site

Free certificates, a Google ranking boost, HTTP/2 support and ad-injecting hotspots — why every website should move to HTTPS in 2016, not just stores.
· 6 min read

Monitor your site — free

Uptime, SSL, DNS, security-header grades and SPF/DKIM/DMARC — one dashboard, one bill. The free tier includes the security layer and allows commercial use.
Start monitoring free Try the free tools
Uptime is table stakes. We watch the rest — security headers, email authentication, certs and DNS, with the fix attached.
Start free
Product
Security monitoring Email security Uptime & API Status pages LiveStatus TV walls Reports & SLA Pricing
Free tools
Security header checker DMARC checker SSL checker DNS lookup Uptime test
Resources
Blog Compare All features Docs
Company
About Contact Status
Account
Sign in Start free Terms Privacy
© 2026 CompleteStatus. All rights reserved. CompleteStatus — operated in the United States · support@completestatus.com
Terms Privacy Docs