Blockchain and Smart Contracts Security

Introduction

• Security concerns with blockchain
• What you should know

1. Demystifying Blockchain

• What is blockchain?
• Smart contracts and dApps
• How blockchain works

2. Security Properties of Blockchain

• Consensus
• Immutability
• Cryptography: Keys and addresses
• Cryptography: Validation

3. Security Model for the Blockchain Ecosystem

• Overall technology architecture
• Attack surface and vectors
• Security model

4. Blockchain Platform Security

• Proof-of-work protocol attacks
• Proof-of-stake protocol attacks

5. Distributed Apps and Smart Contracts Security

• Smart contracts and EVM
• Anatomy of a smart contract
• Deploying a smart contract
• Smart contracts threats: Part one
• Smart contracts threats: Part two
• Secure design

6. Non-distributed Apps and Enabler Services

• Blockchain ecosystem threats: Part one
• Blockchain ecosystem threats: Part two
• Blockchain ecosystem threats: Part three

7. End User Security

• Wallet and keys security
• Web session security

Conclusion

• Next steps