# Blockchain Security Tutorials

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## 📍 Analysis

- [DeFiHackLabs Week8 Group 2 Assignments](https://hackmd.io/@0xbc000/HJ4iTKvrJe)
- [HopeLend Incident](https://hackmd.io/@0xbc000/H1fzNzTLJx)

## 📍 Ethernaut CTF Series

https://ethernaut.openzeppelin.com/

Will try my best to go through background knowledge and the solution

- [Ethernaut CTF Level 0 - Hello Ethernaut](https://hackmd.io/@0xbc000/ryToeKj4a)
- [Ethernaut CTF Level 1 - Fallback](https://hackmd.io/@0xbc000/rJy5LtoN6)
- [Ethernaut CTF Level 2 - Fallout](https://hackmd.io/@0xbc000/SkJgDcs4T)
- [Ethernaut CTF Level 3 - Coin Flip](https://hackmd.io/@0xbc000/SyLFCqoNp)
- [Ethernaut CTF Level 4 - Telephone](https://hackmd.io/@0xbc000/HkI4o9o46)
- [Ethernaut CTF Level 5 - Token](https://hackmd.io/@0xbc000/ryKHlS34p)
- [Ethernaut CTF Level 6 - Delegation](https://hackmd.io/@0xbc000/SJSC5T6Vp)
- [Ethernaut CTF Level 7 - Force](https://hackmd.io/@0xbc000/HyJQ0zJS6)
- [Ethernaut CTF Level 8 - Vault](https://hackmd.io/@0xbc000/BkitIP3UT)
- [Ethernaut CTF Level 9 - King](https://hackmd.io/@0xbc000/rJwX0_6Ep)
- [Ethernaut CTF Level 10 - Re-Entrancy](https://hackmd.io/@0xbc000/SkAH78vST)
- [Ethernaut CTF Level 11 - Elevator](https://hackmd.io/@0xbc000/SJzuAB28p)
- [Ethernaut CTF Level 12 - Privacy](https://hackmd.io/@0xbc000/H1z4Q56LT)
- [Ethernaut CTF Level 13 - GatekeeperOne](https://hackmd.io/@0xbc000/SydhBCAIT)
- [Ethernaut CTF Level 14 - Gatekeeper Two](https://hackmd.io/@0xbc000/SyWOrIWua)
- [Ethernaut CTF Level 15 - Naught Coin](https://hackmd.io/@0xbc000/rkAN4kDd6)
- [Ethernaut CTF Level 16 - Preservation](https://hackmd.io/@0xbc000/r1gfRorhA)
- [Ethernaut CTF Level 17 - Recovery](https://hackmd.io/@0xbc000/rJzbz3rhA)
- [Ethernaut CTF Level 18 - MagicNumber](https://hackmd.io/@0xbc000/BJMMMnOhA)
- [Ethernaut CTF Level 19 - Alien Codex](https://hackmd.io/@0xbc000/B13yz8j2A)
- [Ethernaut CTF Level 20 - Denial](https://hackmd.io/@0xbc000/HkJhJV32C)
- [Ethernaut CTF Level 21 - Shop](https://hackmd.io/@0xbc000/BJiTDihhC)
- [Ethernaut CTF Level 22 - Dex](https://hackmd.io/@0xbc000/BJOI6fpnA)
- [Ethernaut CTF Level 23 - Dex2](https://hackmd.io/@0xbc000/By4w5CC3R)
- [Ethernaut CTF Level 24 - Puzzle Wallet](https://hackmd.io/@0xbc000/r1UNfTy6C)
- [Ethernaut CTF Level 25 - Motorbike](https://hackmd.io/@0xbc000/BJ1G17ZpC)
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## 📍 Damn Vulnerable DeFi V4 (Foundry)

This is part of the journey from DefiHackLabs's Web3 security [intensive co-learning project](https://github.com/DeFiHackLabs/Web3-CTF-Intensive-CoLearning) with some Ethernaut writeup

- [Damn Vulnerable DeFi V4 - Naive Receiver](https://hackmd.io/@0xbc000/SyY4Evy2R)
- [Damn Vulnerable DeFi V4 - Truster](https://hackmd.io/@0xbc000/r1RB6Cc3R)
- [Damn Vulnerable DeFi V4 - Side Entrance](https://hackmd.io/@0xbc000/BJJAA4i2A)
- [Damn Vulnerable DeFi V4 - The Rewarder](https://hackmd.io/@0xbc000/B1WLvxI3C)
- [Damn Vulnerable DeFi V4 - Selfie](https://hackmd.io/@0xbc000/ByNgS2unR)
- [Damn Vulnerable DeFi V4 - Compromised](https://hackmd.io/@0xbc000/BJD8HhqnA)
- [Damn Vulnerable DeFi V4 - Puppet](https://hackmd.io/@0xbc000/SJ61x8j3R)
- [Damn Vulnerable DeFi V4 - Puppet V2](https://hackmd.io/@0xbc000/rywCYGla0)
- [Damn Vulnerable DeFi V4 - Free Rider](https://hackmd.io/@0xbc000/HkFEZKl60)
- [Damn Vulnerable DeFi V4 - Backdoor](https://hackmd.io/zZEsVceBQgueo3vZjCYM2A)
- [Damn Vulnerable DeFi V4 - Climber](https://hackmd.io/@0xbc000/rk6ykvK60)
<br>

## 📍 Sui Move

- [Sui Move系列分享](https://www.youtube.com/playlist?list=PLv56Dy_F1m4PpAavbINSa7lLCNNCxNwQb)
- [Start Course](https://github.com/uvd/start-sui-move?tab=readme-ov-file)

## 📍 Others

- [DeFiHackLabs Contest - HITCON 2024](https://hackmd.io/@0xbc000/BJCULgAhA)
- [Malicious Purposal Analysis](https://hackmd.io/@0xbc000/SJbKrya46)
- [Blockchain Trace](https://hackmd.io/@0xbc000/H1oLxsfQp)
- [CodeHawk PuppyRaffle Smart Contract Audit](https://hackmd.io/@0xbc000/HyjeK-CK6)
- [Learning RW CTF 2024 - SafeBridge](https://hackmd.io/@0xbc000/BJXggzNaR)
- [Bridge Security](https://hackmd.io/@0xbc000/S1uF0jmzJx)

###### tags:`Ethernaut` `Smart Contract Audit` `Blockchain` `book`