Security Data

[Karan S Bisht]

Contact Information

Address: Uttarakhand, India

Email: ********@*****.***

ENS: grep-er.eth

Website: https://grep-er.me (https://grep-er.me)

Work Experience:

Web3 Security, Self-Employed (April 2022 - present) Conducted web3 security with a focus on smart contract analysis and blockchain security research found medium severity bugs in code4rena.

Secureum bootcamp for Smart Contract Security Auditing Web2 Bug Bounties and Cybersecurity, Self-Employed (2021-2022) Participated in web2 bug bounties and learned about cybersecurity, finding bugs for companies such as Epic Games, Disney, and Brave.

Website, Server, and Domain Management, Self-Employed (preceding 2021) Managed a website, server, and domain for personal use. Personal Projects:

Web3 Messages or Data Signer and Verifier (https://grep-er.me/sign-and-verify-data/) Designed and developed a web3 tool that allows users to sign and verify messages or data using their wallet key.

Automated Solidity Gas Optimizer (https://grep-er.me/solidity-gas-optimizer/) Created a tool that automatically optimizes Solidity code for gas efficiency. Designed a password-based URL shortener

Description: Developed a URL shortener with password functionality, with a focus on security as the top priority

Ethernaut CTF (https://ethernaut.openzeppelin.com/) Completed the Ethernaut CTF, a series of challenges that test your knowledge and skills in smart contract security.

Skills:

Blockchain and smart contract analysis

Solidity programming language and Ethereum Virtual Machine Vulnerability identification and analysis in smart contracts and blockchain Writing test in smart contracts

Familiarity with Automated Market Makers(AMM) in DeFi Bash scripting

Web2 security

Data structure and algorithms

Technical and security research skills

Proficiency in Linux

Strong ability to work under pressure and meet tight deadlines in fast-paced environments Good listening skills and the ability to understand Volunteer Experience:

Google "Code to Learn" (2019)

Contributed to open source organizations as part of a program for high school students Interests:

Retro Anime, Blockchain, Finance, Linux, Opensource

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