OpenConnect VPN Client
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 openconnect client 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.
Core Functionality & Advantages
Multi-Protocol Support
Supports Cisco AnyConnect SSL VPN, Juniper/Netscreen SSL VPN, and Pulse Connect Secure
Cross-Platform Availability
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
CoDownload for Windows openconnectopenconnect
Linux Systems
Red Hat/CentOS RPM packages
macOS
macOS 10.15 and later
Installation Guide for Windows
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.
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
Configure the client by entering your organization’s VPN server address and credentials. Specify authentication method, certificates, and any custom connection parameters required.
Connect to VPN
Initiate the connection process and authenticate with your credentials when prompted. Confirm successful connection through status indicators and test network accessibility.
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.
Certificate Errors
Ensure system clock is synchronized and certificates haven’t expired. Check for self-signed certificates that may require manual acceptance.
Important: For organization-specific configurations, consult your IT department for exact connection parameters. Some networks require additional security software or specific configuration tweaks.