Description
OpenConnect SSL VPN
Free open-source SSL VPN client supporting multiple protocols including AnyConnect
What is OpenConnect?
OpenConnect serves as a versatile SSL VPN client supporting various protocols including Cisco AnyConnect. 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
Supports Cisco AnyConnect SSL VPN, Juniper/Netscreen SSL VPN, and Pulse Connect Secure
Cross-Platform Availability
Available for Windows, Linux, macOS, Android, and other platforms
Enterprise-Grade Protection
Provides military-grade encryption with support for two-factor authentication
Open Source Advantage
Completely free and open-source with transparent code development
Get OpenConnect Client
Free download for Windows, Linux, macOS and other operating systems
Windows OS
Windows 10/11 (64-bit)
Linux Systems
Red Hat/CentOS RPM packages
Apple macOS
Supports Intel and Apple Silicon
Windows Setup Instructions
Get Windows Package
Obtain the Windows-compatible version from the project’s official download page. Look for the MSI or executable installer package for straightforward setup.
Execute Setup Process
Launch the downloaded installer with administrator privileges for proper system access. Follow the setup wizard instructions, accepting the license agreement and openconnect download choosing installation location.
Configure VPN Connection
Launch OpenConnect GUI and add a new connection profile with your VPN server details. Specify authentication method, certificates, and any custom connection parameters required.
Establish Connection
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
Connectivity Problems
Check firewall settings and ensure required ports are open for VPN traffic. Validate that your user account has proper VPN access permissions.
Certificate Errors
Ensure system clock is synchronized and certificates haven’t expired. Check for self-signed certificates that may require manual acceptance.
Important: For openconnect for windows organization-specific configurations, consult your IT department for exact connection parameters. Corporate environments may have unique authentication requirements or security policies.


