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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
outages cdn

The Fastly Outage — What Tuesday's Hour of Broken Internet Teaches About Third-Party Risk

Fastly's June 8 outage took down Amazon, Reddit and gov.uk for nearly an hour. What one config change teaches about CDN blast radius and third-party risk.
· 6 min read
cloudflare outages

One Bad Regex — Lessons From the July 2 Cloudflare Outage

A WAF rule with catastrophic backtracking pushed every Cloudflare edge CPU to 100% and served 502s worldwide. What the outage teaches every team.
· 6 min read
bgp outages

Yesterday's BGP Route Leak — How a Small ISP Rerouted the Internet

A Pennsylvania ISP's route optimizer leaked routes, Verizon propagated them, and traffic for Cloudflare and Amazon went sideways. What BGP teaches us.
· 6 min read
security ransomware

WannaCry — The Patch Existed for Two Months. Why Wasn't It Installed?

WannaCry is tearing through networks with a flaw Microsoft patched in March. What the worm teaches about patch cadence, EOL systems and tested backups.
· 5 min read
aws outages

The S3 Outage — Why Your Status Page Can't Live on Your Own Infrastructure

Amazon's four-hour S3 outage broke half the web — and AWS's own dashboard couldn't turn red. Why status pages must live on independent infrastructure.
· 6 min read
security cloudflare

Cloudbleed — What a Leaking CDN Teaches About Shared Infrastructure

Cloudflare's edge leaked memory from unrelated sites into cached pages for months. What Cloudbleed teaches about shared infrastructure and secrets.
· 7 min read

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