Adsiduous

OpenConnect Cross-Platform VPN

Get OpenConnect SSL VPN

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. It’s designed to establish secure encrypted connections across different networks while maintaining high performance.

Unlike traditional VPN clients openconnect, OpenConnect supports multiple SSL VPN protocols and can seamlessly integrate with existing infrastructure. Its modular design allows for extensive customization and integration with various authentication methods.

Core Functionality & Advantages

Protocol Compatibility

Supports Cisco AnyConnect SSL VPN, Juniper/Netscreen SSL VPN, and Pulse Connect Secure

Multi-OS Support

Runs seamlessly across all major openconnect client operating systems and architectures

Advanced Security

Provides military-grade encryption with support for two-factor authentication

Community-Driven Development

Completely free and open-source with transparent code development

Download OpenConnect

Free download for Windows, Linux, macOS and other operating systems

Windows

Windows Installer openconnectopenconnect

Linux

Red Hat/CentOS RPM packages

Linux Packages

macOS

Supports Intel and Apple Silicon

macOS Version

Windows Setup Instructions

Download the Installer

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.

Execute Setup Process

Launch the downloaded installer with administrator privileges for proper system access. 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. Set up authentication credentials, openconnect for windows 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. Confirm successful connection through status indicators and test network accessibility.

Troubleshooting Common Issues

Connectivity Problems

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. Verify certificate chain completeness and proper installation in certificate store.

Important: For organization-specific configurations, consult your IT department for exact connection parameters. Corporate environments may have unique authentication requirements or security policies.