Letrina

Privy is a comprehensive wallet infrastructure and user onboarding platform designed to help developers build secure, scalable Web3 applications. It offers a full wallet stack that includes key management, user onboarding, transaction signing, and programmable onchain actions through a unified, secure API. Privy supports multiple blockchain ecosystems including EVM-compatible chains, Solana, and Bitcoin, enabling developers to embed asset control directly into their products. The platform is built with hardware-isolated Trusted Execution Environments (TEEs) and distributed key sharding to ensure high security and compliance.

Privy’s modular architecture allows teams to customize their wallet and onboarding experience with low-level APIs and SDKs for popular platforms such as React, React Native, iOS (Swift), Android (Kotlin), Unity, Flutter, NodeJS, Python, Java, and REST APIs. It supports various user authentication methods including email, SMS, social logins, passkeys, and wallet connectors, improving conversion for both crypto novices and experts. The platform also offers advanced security features like multi-approver quorums, granular signing policies, transaction multi-factor authentication, and multisig wallets.

What sets Privy apart is its enterprise-grade security posture, including SOC 2 Type II compliance, multiple third-party security audits, and a public bug bounty program. Its defense-in-depth approach combines secure enclaves, encrypted networks, and role-based access control to eliminate single points of failure. Privy powers over 75 million accounts across 1,000+ teams, demonstrating its scalability and reliability. Use cases include fintech and payments platforms integrating crypto rails, DeFi and trading apps requiring secure wallet management, and gaming projects embedding wallets with seamless onboarding. Developers can get started quickly with comprehensive documentation, SDKs, and a demo environment to accelerate integration.