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Monitoring & security, explained

Practical, no-fluff guides on uptime and security monitoring — fixing security headers, email authentication, SSL certificates, and consolidating your monitoring stack.
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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
monitoring uptime

Website Monitoring vs. Server Monitoring — Why Green Dashboards Lie

Nagios says CPU and disk are fine, yet a visitor overseas sees a timeout. Why external website checks catch what server agents structurally cannot.
· 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
npm dependencies

left-pad and the Fragility of Your Dependency Graph

Eleven lines of JavaScript vanished from npm last week and broke builds worldwide — what left-pad teaches about dependencies, pinning and pipelines.
· 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

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Uptime is table stakes. We watch the rest — security headers, email authentication, certs and DNS, with the fix attached.
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