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.
Bluetooth Mesh relays messages by managed flooding over BLE advertising. How provisioning, network and app keys, friend nodes and Mesh 1.1 work.
How eSIM works: the eUICC chip, SGP.22 consumer and SGP.32 IoT remote SIM provisioning, SM-DP+, activation codes, eIM, iSIM, certification and SIM swap.
LwM2M is the OMA SpecWorks IoT device management protocol on CoAP. How objects, bootstrap, DTLS, OSCORE and firmware updates work, and how to secure them.
Automotive Ethernet runs SOME/IP services and DoIP diagnostics over single pair links. How each works, how SecOC, MACsec and TLS secure them, and what to check.
I2C, SMBus, PMBus and I3C link sensors, memory, power and BMCs on a board. None authenticate devices, so security comes from isolation and attestation.
Two separate Amadeus exposures reached Korean Air, Asiana, Lufthansa and Condor passengers. What each source says, what is unknown, and what to do now.
Gheist pushes a sync-check workflow with stolen GitHub tokens to dump CI secrets into Actions logs. Who is exposed, the IOCs and what to rotate today.
An ATM is a rated safe and cash dispenser run by a Windows PC through XFS middleware, with a PCI approved PIN pad. How it is built, keyed and kept patched.
Rust ships a stable release every six weeks, has no LTS, uses editions for opt-in breaking changes and patches only the newest stable. The full history.
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