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Safe Salary

Web3 Treasury & Payroll Management - ZK Privacy on employee information

Problem Statement

Safe Salary - Solving Web3 Payroll's Trust & Security Crisis The Problem Treasury management in crypto faces critical security and trust challenges that put companies at risk: Address Paste Errors: A single wrong character in an Ethereum address can result in permanent loss of funds Identity Fraud: The rise of fake employees, including sophisticated operations by bad actors like North Korean groups infiltrating remote teams Privacy vs. Verification Dilemma: Companies need to verify employee identity without compromising personal data security Complex Multi-Chain Management: Tracking assets and payments across different blockchain networks is operationally challenging Our Solution Safe Salary revolutionizes Web3 payroll through Zero-Knowledge Identity Verification and Integrated Treasury Management: šŸ” ZK-Powered Identity Verification Employees prove their identity (DOB, name, nationality) without sharing sensitive documents Employers gain confidence in team authenticity while respecting privacy Eliminates fake employee infiltration while maintaining data sovereignty šŸ’° Seamless Treasury & Payroll Management Real-time treasury monitoring across Sonic, Ethereum, and Arbitrum networks One-click payroll processing with verified employee Ethereum addresses Built on Privy's enterprise-grade security infrastructure for embedded wallet management šŸ›”ļø Enterprise Security Multi-chain asset allocation visualization and management Tamper-proof payment history and audit trails Secure address management prevents costly transaction errors Impact Safe Salary transforms how Web3 companies manage their most valuable assets - their treasury and their people. By combining zero-knowledge privacy with enterprise-grade security, we're building the foundation for trustworthy, efficient payroll in the decentralized economy. Built for the future of work - secure, private, and seamlessly integrated

Solution

Here's a concise technical overview for Safe Salary:How It's BuiltSafe Salaryleverages cutting-edge Web3 infrastructure to deliver enterprise-grade treasury and payroll management:Cross-Platform ArchitectureFlutter Mobile App- Native iOS/Android experience for treasury management and team operationsReact Native Frontend- Responsive web interface for desktop treasury operationsCore Web3 InfrastructurePrivy SDK- Embedded wallet creation, secure authentication, and multi-chain asset managementSelf.xyz- Zero-knowledge identity verification enabling privacy-preserving employee verification without document sharingCircle CCTP- Cross-Chain Transfer Protocol for seamless USDC payments across Ethereum, Arbitrum, and Sonic networksTechnical StackFrontend: Flutter + React Native Authentication: Privy (embedded wallets) Identity: Self.xyz (ZK proofs) Payments: Circle CCTP (cross-chain USDC) Chains: Ethereum, Arbitrum, SonicThis architecture enablesprivate identity verification,secure multi-chain treasury management, andseamless cross-chain payroll- all within a unified, user-friendly interface built for Web3-native companies.This technical description shows how each technology contributes to solving the core problems while maintaining the professional, enterprise-focused tone.

Hackathon

ETHGlobal Cannes

2025

Contributors