Progressive Web Apps in 2026: When a PWA Beats a Native App
PWAs now install, work offline and send push on iPhone. How service worker caching works, the stale-version trap, and when a PWA beats a native app.
Subdomain Takeover in 2026: Dangling DNS Records Explained
A stale CNAME pointing at a deleted cloud resource lets attackers serve pages, phishing and email on your own subdomain. How it works and how to stop it.
Feature Flags in 2026: Kill Switches, Rollouts, Flag Debt
Feature flags split deploying code from releasing it. How staged rollouts and kill switches prevent outages, and how to stop old flags piling up.
IPv6 in 2026: IPv4 Costs, Dual-Stack Risks, Safe Rollout
IPv4 addresses now cost real money every month. Why IPv6 finally matters for business, what breaks on dual-stack networks, and how to enable it safely.
47-Day TLS Certificates: Automate Renewal Before It Bites
Public TLS certificates drop to 100 days in 2027 and 47 in 2029. Why lifetimes are shrinking, what breaks, and how ACME automation keeps your site online.
AI Crawlers and Bot Traffic in 2026: Take Control
Bots now outnumber people on most sites. How AI crawlers identify themselves, what robots.txt can and cannot enforce, and how to control access at the edge.
Desalination 2026: Cheaper Water, Brine and Reuse
How reverse osmosis got cheap, what desalination plants do with their brine, why water reuse often beats a new plant, and why data centers now care.
BGP Security 2026: RPKI and Route Hijacks Explained
How BGP route hijacks and leaks still break the internet, what RPKI origin validation genuinely fixes, what it misses, and what a business should ask its ISP.
Quishing 2026: QR Code Phishing and How to Stop It
Why QR code phishing evades email security, how quishing attacks move from inbox to phone, and the layered controls that genuinely shut them down.
Wi-Fi 8 (802.11bn): Reliability, Not Raw Speed
What Wi-Fi 8 and 802.11bn Ultra High Reliability actually change, why peak speed stays flat, when it ships, and what to buy for an office in the meantime.
XGS-PON and 50G-PON: Business Fiber in 2026
How XGS-PON and 50G-PON upgrade business fiber, why symmetrical upload speed matters more than headline downloads, and what to ask an ISP before signing.
SPF, DKIM, DMARC and BIMI in 2026: A Practical Guide
How SPF, DKIM, DMARC and BIMI work, why mailbox providers now enforce them, and a safe step-by-step path to DMARC enforcement without losing legitimate email.
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