Erhan Tezcan

⧫ erhant.eth ⧫

Istanbul, Turkey Joined on Jan 11, 2022 https://erhant.me

Education

Computer Science & Engineering

Work

Full-Stack Blockchain Developer

Erhan Tezcan

Dec 26 '23

Advent of TypeScript 2023 - Part. III

#challenge #typescript #programming #help

14 min read

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Erhan Tezcan

Dec 26 '23

Advent of TypeScript 2023 - Part. II

#challenge #typescript #programming #help

7 min read

Erhan Tezcan

Dec 26 '23

Advent of TypeScript 2023 - Part. I

#challenge #typescript #programming #help

4 min read

Erhan Tezcan

Feb 21 '23

QuillCTF: 9. WETH10

#challenge #security #web3 #solidity

3 min read

Erhan Tezcan

Feb 21 '23

QuillCTF: 8. Pelusa

#challenge #solidity #web3 #security

5 min read

Erhan Tezcan

Feb 14 '23

QuillCTF: 7. True XOR

#challenge #security #web3 #solidity

2 min read

Erhan Tezcan

Feb 14 '23

QuillCTF: 6. Collatz Puzzle

#challenge #security #web3 #ethereum

4 min read

Erhan Tezcan

Jan 28 '23

Damn Vulnerable Defi: 4. Side Entrance

#challenge #security #web3 #defi

3 min read

Erhan Tezcan

Jan 28 '23

Damn Vulnerable Defi: 3. Truster

#challenge #web3 #defi #security

2 min read

Erhan Tezcan

Jan 28 '23

Damn Vulnerable Defi: 2. Naive Receiver

#challenge #web3 #defi #security

3 min read

Erhan Tezcan

Jan 28 '23

Damn Vulnerable Defi: 1. Unstoppable

#challenge #defi #web3 #security

3 min read

Erhan Tezcan

Jan 24 '23

More EVM Puzzles - Walkthrough

#challenge #ethereum #solidity #evm

9 min read

Erhan Tezcan

Jan 18 '23

QuillCTF: 5. D31eg4t3

#challenge #security #web3 #solidity

3 min read

Erhan Tezcan

Jan 18 '23

Quill CTF: 4. Safe NFT

#challenge #solidity #ethereum #security

3 min read

Erhan Tezcan

Jan 11 '23

QuillCTF: 3. VIP Bank

#challenge #web3 #solidity #ethereum

2 min read

Erhan Tezcan

Jan 10 '23

QuillCTF: 2. Confidential Hash

#challenge #solidity #web3 #ethereum

3 min read

Erhan Tezcan

Jan 8 '23

QuillCTF: 1. Road Closed

#challenge #solidity #ethereum #web3

2 min read

Erhan Tezcan

Dec 18 '22

A Quick Look at ERC777 & ERC1820

#tutorial #typescript #web3 #solidity

5 min read

Erhan Tezcan

Dec 4 '22

How to use TypeScript with EIP-2535: Diamonds

#tutorial #solidity #web3 #typescript

3 min read

Erhan Tezcan

Dec 1 '22

Euclid-Mullin Sequence and Primes

#mathematics #algorithms #computerscience #beginners

3 min read

Erhan Tezcan

Dec 1 '22

A Makefile Template for Small Projects

#cpp #c #programming #productivity

4 min read

Erhan Tezcan

Dec 1 '22

Blockchatting: A Peer-to-Peer Messaging dApp

#showdev #webdev #blockchain #crypto

5 min read

Erhan Tezcan

Oct 17 '22

How to Play Rock-Paper-Scissors Over the Phone

#cryptography #beginners #computerscience #puzzle

3 min read

Erhan Tezcan

Sep 20 '22

Ethernaut: 27. Good Samaritan

#solidity #ethereum #openzeppelin #security

3 min read

Erhan Tezcan

Aug 2 '22

Solidity: Is a Hidden Variable Possible?

#challenge #web3 #programming #discuss

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 26. Double Entry Point

#solidity #ethereum #openzeppelin #security

7 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 25. Motorbike

#solidity #ethereum #openzeppelin #security

4 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 24. Puzzle Wallet

#solidity #ethereum #openzeppelin #security

4 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 23. Dex Two

#solidity #ethereum #openzeppelin #security

3 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 22. Dex One

#solidity #ethereum #openzeppelin #security

5 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 21. Shop

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 20. Denial

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 19. Alien Codex

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 18. Magic Number

#solidity #ethereum #openzeppelin #security

4 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 17. Recovery

#solidity #ethereum #openzeppelin #security

3 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 16. Preservation

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 15. Naught Coin

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 14. Gatekeeper Two

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 13. Gatekeeper One

#solidity #ethereum #openzeppelin #security

3 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 12. Privacy

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 11. Elevator

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 10. Reentrancy

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 9. King

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 8. Vault

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 7. Force

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 6. Delegation

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 5. Token

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 4. Telephone

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 3. Coinflip

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 2. Fallout

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 1. Fallback

#solidity #ethereum #openzeppelin #security

1 min read

Erhan Tezcan

Jul 16 '22

Ethernaut: 0. Hello Ethernaut

#solidity #ethereum #openzeppelin #security

2 min read

Erhan Tezcan

Jul 14 '22

EVM Puzzles - Walkthrough

#challenge #ethereum #solidity #evm

8 min read

Writing Debut

Two Year Club

4 Week Writing Streak

One Year Club

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