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Supply Chain Security

Debian Governance Explained: Constitution, DPL, Tech Committee and GRs

Debian is run by its developers under a 1998 constitution: an elected leader, a Technical Committee and ranked General Resolutions. Here is how each works.

Oct 25, 202640 min read
Supply Chain Security

How Quantum Computers Are Cooled: Dilution Fridges and Helium-3

Superconducting qubits run near 10 mK inside a dilution refrigerator that mixes helium-3 and helium-4. How the stages, wiring and heat budget work.

Oct 25, 202638 min read
Supply Chain Security

Durable Execution for AI Agents: Checkpoints, Retries, Approvals

Durable execution saves agent progress so a crash or a long human approval does not lose work or repeat actions. How checkpoints and idempotent tools work.

Oct 25, 202639 min read
Supply Chain Security

protobom and bomctl Explained: Format-Neutral SBOM Handling

protobom is an OpenSSF data model and Go library that reads and writes SPDX and CycloneDX; bomctl is its CLI for fetching, merging and exporting SBOMs.

Oct 25, 202641 min read
Supply Chain Security

Manjaro Linux Release History: Arch Base, Branches, Pamac, Updates

Manjaro is a rolling Arch derivative that holds packages in unstable and testing before stable. Its release history, branches, Pamac and kernels explained.

Oct 25, 202640 min read
Supply Chain Security

How to Start a Wireless ISP: Spectrum, Towers, Radios and Security

Start a WISP: pick spectrum (5 GHz, 6 GHz, CBRS, licensed links), plan towers and link budgets, build a core, file with the FCC and lock down subscribers.

Oct 25, 202638 min read
Supply Chain Security

IMSI Catchers Explained: Cell Site Simulators, 5G and Detection

An IMSI catcher poses as a cell tower to collect phone identifiers. How it works, what 5G SUCI changes, how detection works and how to turn off 2G.

Oct 25, 202638 min read
Supply Chain Security

Period Tracking App Privacy: What Cycle Apps Collect and Who Sees It

What period and fertility apps collect, why HIPAA rarely applies, what the FTC and Washington law require, and settings that keep your cycle data yours.

Oct 25, 202639 min read
Supply Chain Security

Lawful Interception Explained: ETSI, 3GPP LI, CALEA and Wiretap Risk

How lawful interception works: ETSI HI1, HI2 and HI3, 3GPP TS 33.126 to 33.128, what CALEA requires, and why built in wiretaps need hard security controls.

Oct 25, 202640 min read

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