'May the Blocks Be with You' – How to Integrate Crypto Payments Without Stress or Pain
summary
Covers practical integration of crypto payments into a product using JavaScript: explains blockchain basics (blocks, transactions, networks, differences between tokens like USDT and ETH), connects via Testnet/Mainnet, self‑hosted node or third‑party APIs and compares tradeoffs. Shows building a crypto wallet, tracking, signing and sending transactions, and addresses security practices for storing private keys, anti‑money laundering risks, and handling compromised funds, all with code examples and hands‑on practice.
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chapters (18)
- 0:00Crypto payments intro
- 1:09Blocks and transactions
- 3:42Native crypto vs smart contracts
- 6:59Centralized vs decentralized assets
- 8:01Testnet vs Mainnet
- 9:24Connecting to node
- 13:20JSON-RPC with blockchain
- 15:08Crypto wallet creation
- 16:58Balance and transaction scan
- 19:46New blocks and transactions
- 20:27Transaction structure and confirmations
- 23:17Why confirmations matter
- 24:00Sending transactions and fees
- 26:10Wallet security
- 28:21Private key safety
- 29:26Tracking dirty money
- 30:50Developer tips and summary
- 31:33Q&A
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