OpenConnect SSL VPN
Free open-source SSL VPN client supporting multiple protocols including AnyConnect
Understanding OpenConnect VPN
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.
Core Functionality & Advantages
Multi-Protocol Support
Compatible with multiple enterprise VPN protocols including AnyConnect and openconnect Pulse Secure
Multi-OS Support
Runs seamlessly across all major operating systems and architectures
Enterprise-Grade Protection
Implements strong encryption standards and certificate-based authentication
Open Source Advantage
Completely free and open-source with transparent code development
Get OpenConnect Client
Available for all major platforms – completely free and open-source
Windows
Compatible with Windows 7 and newer
Linux
Ubuntu/Debian .deb packages
macOS
Supports Intel and Apple Silicon
Windows Setup Instructions
Get Windows Package
Obtain the Windows-compatible version from the project’s official download page. 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.
Setup Server Details
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.
Establish Connection
Select your configured connection profile and click connect to establish the VPN tunnel. Monitor connection status through the system tray icon and openconnect for windows verify successful network access.
Problem Resolution Guide
Connection Failures
Verify server address accuracy and network connectivity before attempting connection. Validate that your user account has proper VPN access permissions.
SSL Issues
Import required root certificates and intermediate certificate authorities. Verify certificate chain completeness and proper installation in certificate store.
Important: For organization-specific configurations, consult your IT department for exact connection parameters. Some networks require additional security software or specific configuration tweaks.