Internxt

Key Features

• Post-quantum encryption using Kyber-512 key encapsulation plus AES-256 encryption at rest, applied entirely client-side before upload
• Distributed architecture that shards and encrypts files across multiple servers so no single server ever holds a complete file
• Open-source codebase regularly verified by independent penetration tests, with all data stored on European servers
• Cross-platform apps for Windows, macOS, Linux, Android, and iOS plus a web app, with two-factor authentication on all accounts