Power over Ethernet 2026: PoE Classes, Budgets and Cabling
What PoE, PoE+ and 802.3bt deliver, why switches run out of power budget, why bundled and CCA cable overheats, and how to size PoE for Wi-Fi 7 and cameras.
Backups 2026: Immutable Storage, 3-2-1-1-0 and Restore Tests
Why attackers target backups first, what immutable storage and the 3-2-1-1-0 rule protect, how RPO and RTO work, and how to test a restore before disaster.
Lithium-Ion Battery Fires 2026: Thermal Runaway and Safety
Why lithium-ion batteries in e-bikes, power banks and laptops catch fire, what UL 2849 and UL 2271 prove, and how to charge and store them safely.
SIM Swapping and Port-Out Fraud in 2026: How to Stop It
How SIM swaps and port-out fraud hijack your phone number, why SMS codes and recovery fall with it, and the carrier locks and logins that stop it.
Caller ID, STIR/SHAKEN and Spam Likely Labels in 2026
Why spoofed calls still ring through, what STIR/SHAKEN A, B and C attestation really proves, and how businesses keep legitimate calls from being labelled spam.
Parts Pairing and Right to Repair in 2026, Explained
Why genuine replacement parts still trigger warnings, what Oregon and EU right-to-repair laws now ban, and how to buy phones and laptops your team can fix.
USB-C in 2026: USB4, Thunderbolt 5 and 240 W Explained
Identical USB-C cables can differ 100x in speed. Learn what USB4, Thunderbolt 5, 240 W Power Delivery and the new logos mean, and how to buy the right cable.
Space Weather in 2026: Solar Storms, GPS and the Grid
Solar storms can knock out GPS, drag satellites down and stress power grids. Learn what the G, S and R scales mean and how businesses prepare in 2026.
Heat Pumps in 2026: Cold Climate, COP and Real Costs
Modern heat pumps keep heating below 0°F. Learn what COP, HSPF2 and cold-climate ratings mean, how the refrigerant switch affects you, and when one pays off.
Open Source Relicensing in 2026: Valkey, OpenTofu and You
Redis, Terraform and Elasticsearch changed licences and forks followed. Learn what BSL, SSPL and FSL allow, when a fork is safer, and how to audit your stack.
Vulnerability Prioritization in 2026: CVSS, EPSS and KEV
Over 100 CVEs are published a day. Learn what CVSS, EPSS and CISA KEV each measure, why the NVD backlog matters, and how to choose what to patch first.
Browser Fingerprinting in 2026: Tracking Without Cookies
Browser fingerprinting identifies visitors without cookies. See how it works, why Google now allows it for ads, what browsers block, and what the law requires.
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