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.
ANP gives AI agents web hosted DID identities, signed HTTP requests and optional protocol negotiation. How did:wba works, what is draft, and the risks.
The Stefan-Boltzmann law: radiated power is e σ A T⁴. Worked examples for the Sun, Earth's energy balance, a person and a thermal camera's emissivity.
Privacy Pass lets a device prove it passed a check without saying who it is. How RFCs 9576 to 9578 work, where tokens replace CAPTCHAs, and their limits.
ACP is the open Stripe and OpenAI standard for agent checkout: five checkout endpoints, single use payment tokens, signed requests, and the risks.
Security Insights is an OpenSSF YAML file where projects self-report security contacts, policies, releases and tools. Here is the v2 schema and its uses.
Run one open source OIDC identity provider, sign apps in with the code flow and PKCE, gate apps without logins at the proxy, and make passkeys the MFA.
Boot Guard and Platform Secure Boot check firmware in hardware before UEFI runs, using an OEM key fused into the chip. How they work and how to check yours.
An e-bike is a bicycle plus a brushless motor, a lithium-ion pack with a BMS, a controller and firmware. The build steps, safety rules and app pairing.
A hearing aid is a tiny DSP computer: microphones, a sound processor, a receiver and a cell, running fitted firmware and Bluetooth. How each part is made.
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