Cryptocurrency, starting with the concepts
Terms · indicators · patterns · risk · trading mechanics · security — learning notes in six sections
Fundamentals
How blockchains work, one term and one building block at a time.
- What is a blockchain? Key concepts for beginners
- What is a smart contract? Code that runs on a blockchain
- What is a consensus algorithm?
- Proof of work vs proof of stake: how PoW and PoS differ
- What is a hash? From data fingerprints to blockchain links
- Blockchain nodes: what they are and what they do
- Gas fees explained: blockchain transaction costs and ways to save
- Layer 1 vs Layer 2
- How to read a block explorer such as Etherscan
Chart indicators
What the indicators on a chart actually calculate.
- How to read a crypto chart: what to look at first
- Technical analysis: meaning and basic concepts
- How to read MACD: the essentials for beginners
- How to read Bollinger Bands: construction and practical use
- How to read the stochastic oscillator: %K, %D, and crossovers
- Volume analysis: what a chart is really telling you
- ATR: using volatility to set stop distance and position size
- Ichimoku basics: conversion line, base line, and cloud
- Fibonacci retracements: how much can you rely on them?
Chart patterns
Common shapes formed by candles and price structure, and their limitations.
- Candlestick patterns at a glance: hammer, doji, inverted hammer, and hanging man
- How to read support and resistance
- Market structure: reading trends through highs, lows, and BOS
- Triangle patterns: reading breakouts after volatility compresses
- Wedge patterns: reading direction with rising and falling wedges
- Engulfing candles: reading bullish and bearish reversal signals
- The cup and handle pattern: reading the teacup on a chart
- Channel trading
- What is a fakeout? Causes, warning signs, and responses
Risk management
The basics of position size and loss limits, plus common psychological traps.
Futures and margin mechanics
How exchanges actually process orders and margin.
- Isolated vs cross margin: what changes and how
- How to read an order book: a guide for beginners
- Stop-limit orders: how they work and why they may not fill
- OCO orders: combining take-profit and stop-loss orders
- Unfilled limit orders: causes and responses
- Auto-deleveraging (ADL): why a profitable position can be forcibly closed
Wallets and security
Keys, seed phrases, and phishing: the foundations of wallet security.
- Private keys explained: why control of the key means control of the assets
- How to store a seed phrase (mnemonic) safely
- How to back up a seed phrase safely
- Hot vs cold wallets: cryptocurrency storage for beginners
- Hardware vs software wallets
- Exchange security and 2FA: five practical lines of defense
- How to avoid crypto phishing
- How to revoke token approvals
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