OpenConnect SSL VPN Client
OpenConnect for Windows
Free open-source SSL VPN client supporting multiple protocols including AnyConnect
What is OpenConnect?
OpenConnect is a free open-source SSL VPN client that provides secure remote access to private networks. This cross-platform solution offers reliable VPN connectivity for both enterprise and individual users.
The client stands out for its compatibility with Cisco AnyConnect VPN servers while remaining completely open-source. Its modular design allows for extensive customization and integration with various authentication methods.
Key Features & Benefits
Protocol Compatibility
Compatible with multiple enterprise VPN protocols including AnyConnect and Pulse Secure
Cross-Platform Availability
Runs seamlessly across all major operating systems and architectures
Enterprise-Grade Protection
Provides military-grade encryption with support for two-factor authentication
Community-Driven Development
Benefits from continuous community improvements and security audits
Download OpenConnect
Free download for Windows, Linux, macOS and other operating systems
Windows OS
Windows Installer openconnectopenconnect
Linux
Ubuntu/Debian .deb packages
Apple macOS
macOS 10.15 and later
Installation Guide for Windows
Get Windows Package
Download the latest OpenConnect Windows installer from the official repository or trusted source. The installer is typically available as a standard .exe file for easy installation.
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.
Configure VPN Connection
Launch OpenConnect GUI and add a new connection profile with your VPN server details. Set up authentication credentials, certificates, openconnect for windows or token-based login as per your network requirements.
Connect to VPN
Initiate the connection process and authenticate with your credentials when prompted. Monitor connection status through the system tray icon and verify successful network access.
Troubleshooting Common Issues
Connection Failures
Check firewall settings and ensure required ports are open for VPN traffic. Validate that your user account has proper VPN access permissions.
SSL Issues
Ensure system clock is synchronized and certificates haven’t expired. Verify certificate chain completeness and proper installation in certificate store.
Note: Enterprise users should contact their network administrators for customized setup instructions. Some networks require additional security software or specific configuration tweaks.