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. This makes it an ideal choice for organizations and users seeking flexible secure remote access solutions.
Supports Cisco AnyConnect SSL VPN, Juniper/Netscreen SSL VPN, and Pulse Connect Secure
Runs seamlessly across all major operating systems and architectures
Implements strong encryption standards and certificate-based authentication
Benefits from continuous community improvements and security audits
Available for all major platforms – completely free and open-source
Windows Installer openconnect for windowsopenconnect for windows
Red Hat/CentOS RPM 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.
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 the client by entering your organization’s VPN server address and credentials. Specify authentication method, certificates, and openconnect client any custom connection parameters required.
Initiate the connection process and authenticate with your credentials when prompted. Monitor openconnect connection status through the system tray icon and verify successful network access.
Check firewall settings and ensure required ports are open for VPN traffic. Validate that your user account has proper VPN access permissions.
Ensure system clock is synchronized and certificates haven’t expired. Check for self-signed certificates that may require manual acceptance.
Important: Enterprise users should contact their network administrators for customized setup instructions. Some networks require additional security software or specific configuration tweaks.