Free open-source SSL VPN client supporting multiple protocols including AnyConnect
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.
Supports Cisco AnyConnect SSL VPN, Juniper/Netscreen SSL VPN, and Pulse Connect Secure
Available for openconnect Windows, Linux, macOS, Android, and other platforms
Provides military-grade encryption with support for two-factor authentication
Completely free and open-source with transparent code development
Available for all major platforms – completely free and open-source
Windows Installer openconnect clientopenconnect client
Ubuntu/Debian .deb packages
macOS 10.15 and later
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.
Launch the downloaded installer with administrator privileges for proper system access. Follow the setup wizard instructions, accepting the license agreement and choosing installation location.
Launch OpenConnect GUI and add a new connection profile with your VPN server details. Set up authentication credentials, certificates, or token-based login as per your network requirements.
Initiate the connection process and authenticate with your credentials when prompted. Confirm successful connection through status indicators and test network accessibility.
Verify server address accuracy and network connectivity before attempting connection. Confirm certificate validity and authentication credentials with your network administrator.
Ensure system clock is synchronized and certificates haven’t expired. Check for self-signed certificates that may require manual acceptance.
Note: For organization-specific configurations, consult your IT department for exact connection parameters. Some networks require additional security software or specific configuration tweaks.