OpenConnect SSL VPN
Secure VPN solution for enterprise and openconnect personal use with cross-platform compatibility
What is OpenConnect?
OpenConnect serves as a versatile SSL VPN client supporting various protocols including Cisco AnyConnect. It’s designed to establish secure encrypted connections across different networks while maintaining high performance.
The client stands out for its compatibility with Cisco AnyConnect VPN servers while remaining completely open-source. This makes it an ideal choice for organizations and users seeking flexible secure remote access solutions.
Core Functionality & Advantages
Protocol Compatibility
Compatible with multiple enterprise VPN protocols including AnyConnect and Pulse Secure
Multi-OS Support
Available for Windows, Linux, macOS, Android, and other platforms
Enterprise-Grade Protection
Implements strong encryption standards and certificate-based authentication
Community-Driven Development
Benefits from continuous community improvements and security audits
Download OpenConnect
Available for all major platforms – completely free and open-source
Windows OS
Download for Windows openconnect for windowsopenconnect for windows
Linux
Red Hat/CentOS RPM packages
Apple macOS
macOS 10.15 and later
Installation Guide for Windows
Download the Installer
Download the latest OpenConnect Windows installer from the official repository or trusted source. Look for the MSI or executable installer package for straightforward setup.
Run Installation
Run the installation file and grant necessary permissions when prompted by UAC. Follow the setup wizard instructions, accepting the license agreement and choosing installation location.
Setup Server Details
Launch OpenConnect GUI and add a new connection profile with your VPN server details. Specify authentication method, certificates, and any custom connection parameters required.
Connect to VPN
Select your configured connection profile and click connect to establish the VPN tunnel. Monitor connection status through the system tray icon and verify successful network access.
Troubleshooting Common Issues
Connection Failures
Verify server address accuracy and network connectivity before attempting connection. Validate that your user account has proper VPN access permissions.
Certificate Errors
Ensure system clock is synchronized and certificates haven’t expired. Verify certificate chain completeness and proper installation in certificate store.
Important: Enterprise users should contact their network administrators for customized setup instructions. Some networks require additional security software or specific configuration tweaks.