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.
How multi-agent systems split work: orchestrator and workers, handoffs, shared state and A2A, with real costs, failure modes and a least privilege design.
How iPhone and Android spot someone else's Bluetooth tag moving with you, what the IETF DULT drafts require, why alerts lag, and what to do safely.
The Nernst equation gives a cell's voltage away from standard conditions. Each term, its history, and worked examples for batteries, pH meters and neurons.
Bragg's law, nλ = 2d sin θ, links wavelength, plane spacing and angle. History, Miller indices and worked silicon, powder, neutron and strain examples.
Plan a 10 GbE homelab: choose SFP+ DAC, fibre or 10GBASE-T, pick NICs and switches, set VLANs and MTU, test with iperf3 and ethtool, keep firmware current.
Run OpenBao as a homelab secrets server: seal and unseal keys, AppRole and OIDC logins, dynamic database credentials, snapshots, restore tests, rotation.
RATS defines who proves device state to whom; EAT carries the evidence and CoRIM carries the expected values. How they fit, with commands and tables.
GPU firmware is the VBIOS in card flash plus signed microcode the driver loads into on-chip processors. How it boots, who signs it and how to check it.
IPMI lets a server's BMC be managed over UDP 623. How RMCP+ sessions work, why cipher 0 and RAKP are weak, and how to isolate or disable IPMI over LAN.
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