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vishaalS7/README.md

Vishaal S (0xvishh) - Web3 Security Researcher & Ethical Hacker

👋 About Me

Hello! I’m Vishaal S, also known as 0xvishh. I’m a passionate Web3 security researcher with a focus on discovering vulnerabilities in blockchain systems. I’m currently expanding my expertise by learning Solidity and Hardhat to build and secure decentralized applications. With a background in penetration testing and over 2 years of experience in security, I’m excited about the opportunities in the Web3 space.

🔧 Skills & Technologies

  • Blockchain Security: Vulnerability research, smart contract auditing, smart contract review and security best practices.
  • Smart Contracts: Solidity, OpenZeppelin, Rust
  • Development Tools: Foundry, Truffle, Ganache
  • Web3 Technologies: Ethereum, IPFS, zero Knowledge
  • Previous Experience: Penetration Testing, Ethical Hacking, Vulnerability Assessment

🛠️ Tools & Technologies I’m Learning

  • Solidity: Advanced contract development and security.
  • Foundry: Blockchain development framework and testing.

💼 Previous Experience

Before diving into the Web3 space, I spent over 2 years as a Penetration Tester, focusing on identifying and mitigating security vulnerabilities across various systems and networks. This experience has provided me with a strong foundation in security practices and has fueled my enthusiasm for the Web3 domain.


Feel free to reach out if you’re interested in discussing Web3 security, collaborating on projects, or just sharing insights!

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  1. solidity-smart-contract-development solidity-smart-contract-development Public

    This repository covers Solidity basics, including state variables, data types, store and retrieve functions, arrays, mappings, and deploying contracts from contracts. It also demonstrates inheritan…

    Solidity

  2. Foundry_FundMe.sol Foundry_FundMe.sol Public

    This project is a decentralized crowdfunding smart contract built using Solidity and Foundry. It allows users to fund the contract in ETH, with only the owner authorized to withdraw. Developed as p…

    Solidity

  3. SmartContract_Lottery SmartContract_Lottery Public

    🎰 A decentralized Raffle (lottery) smart contract built with Solidity, powered by Chainlink VRF v2.5 for verifiable randomness and Chainlink Automation for automated execution. Includes full deploy…

    Solidity

  4. custom-erc20-tokens custom-erc20-tokens Public

    A dual ERC20 token project featuring a manually implemented token (VantageToken) and a fully automated OpenZeppelin-based token (ZephyraToken), complete with tests and deployment scripts using Foun…

    Solidity