Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
Run a Tor relay safely: pick bridge, middle, guard or exit, meet bandwidth needs, install from the Tor repo, set torrc, handle abuse and harden the host.
Wi-Fi sensing infers motion and presence from changes in radio signals. What IEEE 802.11bf standardises, what it can reveal, and how to limit it at home.
A phone keyboard sees most of what you type. What Android IMEs and iOS keyboards can read, what Full Access unlocks, and how to lock keyboards down.
IRS Publication 1075 binds agencies that receive federal tax information, and they bind vendors. Here is the component and patch evidence to keep.
A UEFI supervisor password locks firmware settings; a power-on password gates boot. What each protects, what it misses, and how to run them across a fleet.
ESXi 8.0 general support ends 11 October 2027 and 7.0 ended 2 October 2025. Every release from ESX 4.0 to ESX 9.1, plus how patching and builds work.
From NT 3.1 to Windows 8.1, each Windows release added a security layer. Versions, support dates, what changed and how to find and isolate legacy machines.
CJIS Security Policy v6.1 sets 15 to 90 day patch windows and monthly scans. Here is the component evidence a public safety software vendor should keep.
IP anycast announces one address from many sites so BGP sends each client to one of them. How routes are chosen, where it fails, and how to run it safely.
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