Understand crypto wallets, seed phrases, passkeys, and the difference between hot, cold, and smart wallets. Stay safe and in control of your digital assets.
Intro to Multi-Sig & Smart Wallets (Account Abstraction, Guardians, Paymasters) Intermediate Wallets • ~20 min read • Updated: 11/07/2025 TL;DR: Plain EOAs (Externally Owned Accounts) are one private key away from disaster. Multi-sig wallets require a threshold (e.g., 2-of-3) to move funds, removing the single-key failure mode. Smart wallets (contract accounts) go further: social recovery […]
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Wallet Safety 101 (2025): Seed Phrases, Hardware Wallets, Approvals & Scam Defense Beginner → Intermediate Self-Custody & Security • ~16–20 min read • Updated: 2025-11-07 TL;DR: Self-custody is powerful but unforgiving. Your crypto is secured by private keys derived from a seed phrase, lose the seed or sign something malicious and funds can move without