SoftEther VPN

Free & Open Source

A powerful, free, and open-source multi-protocol VPN software supporting SSL-VPN, OpenVPN, L2TP/IPsec, and MS-SSTP. It offers high compatibility, strong encryption, and fast throughput for various operating systems.

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About SoftEther VPN

Introduction

SoftEther VPN is a powerful, free, and open-source multi-protocol VPN software that offers high compatibility, strong encryption, and fast throughput. It provides a robust alternative to tools like OpenVPN, boasting superior speed and a broader range of supported protocols, making it an excellent choice for various network configurations and security needs.

Features

SoftEther VPN provides a comprehensive set of features for secure and flexible VPN deployments:

  • Multi-Protocol Support: Supports SSL-VPN, OpenVPN, L2TP/IPsec, EtherIP, L2TPv3, MS-SSTP, and WireGuard, ensuring broad compatibility with existing VPN infrastructure and clients.
  • Cross-Platform Availability: Compatible with Windows, Linux, macOS, FreeBSD, Solaris, Android, iPhone, iPad, and Windows Mobile.
  • High Performance: Engineered for high throughput performance with efficient use of memory and CPU resources, often outperforming OpenVPN.
  • Strong Encryption: Utilizes robust encryption standards such as AES 256-bit and RSA 4096-bit for secure data transmission.
  • Firewall and NAT Traversal: Features like SSL-VPN Tunneling on HTTPS, VPN over ICMP, and VPN over DNS allow it to bypass restrictive firewalls and NAT devices.
  • Flexible Network Topologies: Enables both Ethernet-bridging (L2) and IP-routing (L3) over VPN connections, facilitating the creation of complex network setups.
  • User-Friendly Management: Offers both a graphical user interface (GUI) and a command-line utility for easy setup and administration of VPN servers and clients.
  • Embedded Utilities: Includes dynamic-DNS and NAT-traversal functionalities built-in for simplified deployment.
  • Open-Source Security: Being open-source, its code can be audited for security vulnerabilities, often considered safer than proprietary hardware VPN solutions.

Alternative to

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Pros & Cons

Pros

  • Free and open-source.
  • Multi-protocol support (SSL-VPN, OpenVPN, L2TP/IPsec, EtherIP, L2TPv3, MS-SSTP, WireGuard).
  • High compatibility with various VPN products and clients.
  • Cross-platform (Windows, Linux, Mac, FreeBSD, Solaris, Android, iPhone, iPad, Windows Mobile).
  • Faster than OpenVPN.
  • Easy to establish remote-access and site-to-site VPNs.
  • SSL-VPN Tunneling on HTTPS to pass through NATs and firewalls.
  • VPN over ICMP and DNS features to bypass restricted firewalls.
  • Ethernet-bridging (L2) and IP-routing (L3) over VPN.
  • Embedded dynamic-DNS and NAT-traversal.
  • Strong encryption (AES 256-bit, RSA 4096-bit).
  • High throughput performance with low memory and CPU usage.
  • User-friendly GUI and command-line utility for management.
  • Considered safer than hardware VPN products due to open-source nature.

Cons

  • Includes support for several outdated and less secure encryption algorithms.
  • Users must be careful to avoid selecting weak encryption methods like RC4 or DES.