// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @title Web3SecurityResearcher
/// @author Srishti Rathi
/// @notice B.Tech. Computer Engineering | J.C. Bose University

contract Web3SecurityResearcher {

    string public name = "Srishti Rathi";
    string public role = "Web3 Security Researcher & Smart Contract Auditor";
    string public education = "B.Tech. Computer Engineering | J.C. Bose University";
    string public currentStatus = "Open to Web3 Security Research & Smart Contract Audit Opportunities";

    string[] public specializations = [
        "Smart Contract Auditing & Exploit Development",
        "DeFi Protocol Security & Economic Attack Research",
        "On-Chain Threat Intelligence & Blockchain Forensics",
        "EVM Internals, Opcodes & Bytecode Analysis",
        "CTF Research — Ethernaut, Damn Vulnerable DeFi, Paradigm"
    ];

    struct Expertise {
        string[] smartContractSecurity;
        string[] auditAndResearchTools;
        string[] onChainIntelligence;
        string[] evmInternals;
        string[] programming;
    }

    function getExpertise() external pure returns (Expertise memory) {
        string[] memory smartContractSecurity = new string[](6);
        smartContractSecurity[0] = "Reentrancy";
        smartContractSecurity[1] = "Access Control Flaws";
        smartContractSecurity[2] = "Delegatecall Abuse";
        smartContractSecurity[3] = "Storage Collisions";
        smartContractSecurity[4] = "Oracle Manipulation";
        smartContractSecurity[5] = "Flash Loan Attacks";

        string[] memory auditAndResearchTools = new string[](6);
        auditAndResearchTools[0] = "Foundry";
        auditAndResearchTools[1] = "Hardhat";
        auditAndResearchTools[2] = "Slither";
        auditAndResearchTools[3] = "Echidna";
        auditAndResearchTools[4] = "Mythril";
        auditAndResearchTools[5] = "Tenderly";

        string[] memory onChainIntelligence = new string[](5);
        onChainIntelligence[0] = "Blockchain Forensics";
        onChainIntelligence[1] = "Wallet Clustering";
        onChainIntelligence[2] = "Fund Tracing";
        onChainIntelligence[3] = "MEV Analysis";
        onChainIntelligence[4] = "Mempool Monitoring";

        string[] memory evmInternals = new string[](6);
        evmInternals[0] = "Opcodes";
        evmInternals[1] = "ABI Encoding";
        evmInternals[2] = "Storage Layout";
        evmInternals[3] = "Bytecode Analysis";
        evmInternals[4] = "Gas Optimization";
        evmInternals[5] = "Proxy Patterns";

        string[] memory programming = new string[](5);
        programming[0] = "Solidity";
        programming[1] = "Python";
        programming[2] = "Bash";
        programming[3] = "JavaScript";
        programming[4] = "Assembly (EVM/x86)";

        return Expertise({
            smartContractSecurity: smartContractSecurity,
            auditAndResearchTools: auditAndResearchTools,
            onChainIntelligence: onChainIntelligence,
            evmInternals: evmInternals,
            programming: programming
        });
    }
}