beginner · ~60 min
Bitcoin Fundamentals
Money, mining, wallets, custody — the basics every forum participant should know.
Start lesson 1Lessons
- 1What is Bitcoin?Money without a central issuer — what makes it work.7mquiz
- 2How transactions workUTXOs, inputs, outputs, and why your wallet has fragments.8mquiz
- 3Mining + consensusHow blocks get added without anyone in charge.9mquiz
- 4Wallets — hot vs coldSoftware, hardware, paper, multisig — pick the right tool.8mquiz
- 5Custody — your keys, your coinsSelf-custody, custodial accounts, and the trade-offs.9mquiz
- 6Privacy basicsKYC, address reuse, coin selection, and chain analysis.9mquiz
- 7Bitcoin economics21M cap, halvings, fee market, and security budget.10mquiz
Final assessmentPassing is what earns the course certificate.
Take the final assessment