Web3 Security, Stay Safe on-chain
Spot common attacks, evaluate protocol risks, practice wallet hygiene, and lock things down with hardware devices.
1) Common Attacks
Phishing, wallet drainers, fake airdrops, signature bait, and how approvals are abused, with a defensive playbook you can apply today.
2) Contract Risks (User View)
Evaluate protocols: audits, bug bounties, upgrade proxies, admin keys/timelocks, oracle design, and due-diligence checklists.
3) Wallet Safety 101
Vault vs daily wallet architecture, approval hygiene, device/browser safety, and structured signing to avoid blind approvals.
4) Using Hardware Wallets
Supply-chain safety, on-device setup, passphrases & Shamir, verifying addresses on-device, and recovery rehearsals.
Further Learning
- Ethereum.org — Wallet Security
- Revoke.cash — Approval Manager
- Smart Contract Best Practices
- Safe (Gnosis) — Multisig Docs
✅ When you’re ready, take the quiz below.
Web3 Security Quick Check
Answer 5 random questions each round. No repeats this session.