What is WireGuard?
WireGuard is a fast, modern, secure VPN tunnel. Simple and easy-to-use with minimal code surface for security auditing. Cryptographically sound using Noise protocol framework, Curve25519 for key exchange, ChaCha20 for encryption, Poly1305 for authentication, BLAKE2 for hashing, SipHash24 for hashtable keys, and HKDF for key derivation. Well defined and thoroughly considered with a published technical whitepaper. Simple network interface, cryptokey routing, built-in roaming, and ready for containers. Built into the Linux kernel since 5.6 for maximum performance. The VPN protocol that other VPN services now build upon.
Key Features
- ✓Fast performance
- ✓Modern cryptography
- ✓Simple codebase (~4000 lines)
- ✓Linux kernel integration
- ✓Curve25519 key exchange
- ✓ChaCha20 encryption
- ✓Poly1305 authentication
- ✓Built-in roaming
- ✓Container ready
- ✓Cross-platform
- ✓Open-source
- ✓Security audited
🔒 Privacy & Data Protection
WireGuard is fully open-source with a minimal, auditable codebase (approximately 4000 lines compared to OpenVPN's 100,000+). Built into the Linux kernel ensures transparency. Self-hosted means complete control over your VPN infrastructure. For privacy advocates wanting the most secure, modern VPN protocol, WireGuard sets the standard.
Best For
💰 Pricing
WireGuard is completely free and open-source under GPLv2.
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