Long reads
Full essays on the terms that move money — with the arithmetic shown.
AML explained: why your coins carry their past with them
To a risk system, money is never just money — it is a story about where it has been. This essay explains the machinery that reads that story, why two honest people get different treatment from the same desk, and what a user can actually control.
Who holds the keys: a long read on custody
Strip away the interfaces and every crypto arrangement reduces to a single question: who is able to move the funds, and under what circumstances? This essay walks the full spectrum of answers, from fully custodial services to steel plates buried in the ground, and shows what each answer costs.
Ready to deal?
A glossary is a map, not the road. The two handbooks we treat as the best starting points for live USDT work are below — both describe non-custodial flows with one-time addresses.