---
title: "Knowledge that makes money and Bitcoin less confusing"
description: "Plain-language guides for people, builders and agents. Detailed enough to make a decision, readable without a technical background."
lang: "en"
type: "knowledge-index"
canonical: "https://nuri.com/knowledge"
---

# Knowledge that makes money and Bitcoin less confusing

Plain-language guides for people, builders and agents. Detailed enough to make a decision, readable without a technical background.

## All knowledge guides

- [Bitcoin RPC providers, explained without the jargon](https://nuri.com/knowledge/bitcoin-rpc-providers) — What a Bitcoin RPC provider does, who needs one, what each service costs, and when running your own node is worth it.
- [The arrayref supply chain attack, and why your wallet needs no single point of failure](https://nuri.com/knowledge/supply-chain-attack-arrayref) — What the arrayref attack was, why supply chain attacks are accelerating, and how a wallet can be built so no single compromise exposes your keys.