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CSF-101Beginner32h · 4 weeks (self-paced)
Crypto Security Fundamentals
A practitioner-grade foundation in crypto security. You will learn how keys, wallets, and signatures actually work, how real attacks unfold, and the operational habits that keep individuals and small teams safe.
01 · Outcomes
What you will be able to do.
- 01Operate hot and cold wallets safely across devices
- 02Verify addresses, signatures, and transactions before signing
- 03Detect common scams, phishing, and social-engineering patterns
- 04Respond methodically to a compromised wallet scenario
- 05Choose custody models that match real threat profiles
02 · Syllabus
What you will cover.
Week 1
Keys, Seeds & Wallet Internals
- →ECDSA, secp256k1 and signing primitives
- →BIP-32/39/44 derivation paths
- →Mnemonic handling and metal backups
Week 2
Threat Modelling in Practice
- →STRIDE applied to wallet software
- →Hot vs. warm vs. cold custody trade-offs
- →Device posture & OS hardening
Week 3
Operational Security
- →Phishing, approval drainers, address poisoning
- →Safe signing workflows and simulation
- →Multisig basics and social recovery
Week 4
Incident Response
- →Detecting compromise within minutes
- →Draining to safe wallets under time pressure
- →Post-incident triage and disclosure
Tools
- • Trezor / Ledger
- • Frame
- • Rabby
- • Safe{Wallet}
- • Etherscan
Who it's for
- Developers entering the crypto industry
- Founders and operators holding corporate treasury
- Security engineers cross-training into web3
Prerequisites
- Comfort with the command line
- Basic understanding of public-key cryptography
Ready?