QuillCTF2022

QuillHash CTF 2022 Solutions

Here's the link to the challenges page: https://quillctf.super.site/challenges. https://quillaudits.notion.site/5fa2aeaa032640fea65b50d8616bb9d9?v=59ddedede7f14024bad19d411316c475

---

Table of Contents

• Road closed:
• VIP Bank:
• Confidential Hash:
• SafeNFT:
• D3l3g4t3:
• CollatzPuzzle:

---

Road closed:

https://quillctf.super.site/challenges/quillctf-challenges/road-closed

Objective:

• Become the owner of the contract
• Change the value of hacked to true

Goerli link: https://goerli.etherscan.io/address/0xd2372eb76c559586be0745914e9538c17878e812

forge test --match-contract QuillCTF1Solved -vvvv

VIP Bank:

https://quillctf.super.site/challenges/quillctf-challenges/vip-bank

Objective: At any cost, lock the VIP user balance forever into the contract.

Goerli Link: https://goerli.etherscan.io/address/0x28e42e7c4bda7c0381da503240f2e54c70226be2

forge test --match-contract QuillCTF3Solved -vvvv

Confidential Hash:

https://quillctf.super.site/challenges/quillctf-challenges/ctf02

Objective: -Find the keccak256 hash of aliceHash and bobHash.

Goerli link: https://goerli.etherscan.io/address/0xf8e9327e38ceb39b1ec3d26f5fad09e426888e66

forge test --match-contract QuillCTF2Solved -vvvv

SafeNFT:

https://quillctf.super.site/challenges/quillctf-challenges/bulletproof-nft

Objective: Claim multiple NFTs for the price of one.

Goerli Link: https://goerli.etherscan.io/address/0xf0337cde99638f8087c670c80a57d470134c3aae

forge test --match-contract SafeNFTSolved -vvvv

D3l3g4t3:

https://quillctf.super.site/challenges/quillctf-challenges/d31eg4t3

Objective:

• Become the owner of the contract.
• Make canYouHackMe mapping to true for your own address.

Goerli link: https://goerli.etherscan.io/address/0x971e55f02367dcdd1535a7faed0a500b64f2742d

forge test --match-contract D3l3g4t3Solved -vvvv

CollatzPuzzle:

https://quillctf.super.site/challenges/quillctf-challenges/collatz-puzzle

Objective:

• Make a successful call to the callMe function.
• You should be the deployer of the contract at the given addr parameter!

forge test -vvvv --match-contract CollatzPuzzleSolved