SecurityBeginnerCertified

Wallet & Self-Custody

Secure your crypto with confidence.

22,100 learners4.9 (512 reviews) 5h total Aisha Okafor
Gold padlock on a hardware wallet device

About this course

Hardware wallets, seed phrases, and operational security for self-custody.

What you will learn

  • Choose the right wallet for your threat model
  • Back up and recover a seed phrase safely
  • Avoid common custody mistakes

Course modules

1Module 1Self-custody essentials2 lessons

Keys, seeds and safe storage.

  • Hot vs cold wallets16m
  • Seed phrase hygiene12m

Skills you will gain

Self-custodyHardware walletsSeed phrase hygieneOpSec

Careers this course unlocks

📈
Crypto Trader

Execute spot, derivatives and on-chain strategies with disciplined risk management.

Market est: $65,000 – $180,000Full Time

Salary varies by country and employer. Not financial advice.

🔎
On-Chain Analyst

Read wallets, flows and protocol activity into actionable intelligence.

Market est: $80,000 – $165,000Full Time

Salary varies by country and employer. Not financial advice.

Reviews · 4.9 / 5

    About the instructor

    AO
    Aisha Okafor
    Smart Contract Auditor

    Reviewed contracts securing $4B+ in TVL. Focus on practical security education.

    5 courses52,770 learners

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