Overview
Libreswan 5.3.1 is an open-source IPsec VPN implementation designed to provide secure encrypted network communication for Linux systems. It supports IKEv1 and IKEv2 protocols, enabling secure site-to-site VPN connections and remote access VPN deployments.
Built for performance, security, and interoperability, Libreswan provides strong cryptographic support, network tunneling, authentication, and key management capabilities. It integrates with Linux networking tools and is commonly used for secure cloud, enterprise, and infrastructure environments.
Libreswan is managed through a command-line interface (CLI) and is suitable for automated deployments, server environments, AWS workloads, and secure network connectivity solutions.
Highlights
- Secure IPsec VPN solution with IKEv1/IKEv2 support for encrypted network communication.
- CLI-based VPN software for secure site-to-site and remote access connections on Linux systems.
Details
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You can now purchase comprehensive solutions tailored to use cases and industries.
Features and programs
Financing for AWS Marketplace purchases
Pricing
Dimension | Cost/hour |
|---|---|
m4.large Recommended | $0.03 |
t3.micro | $0.03 |
t2.micro | $0.01 |
t2.small | $0.03 |
m5.large | $0.03 |
m3.large | $0.03 |
t2.xlarge | $0.03 |
r5.large | $0.03 |
c5.large | $0.03 |
c4.large | $0.03 |
Vendor refund policy
no Refund
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Delivery details
64-bit (x86) Amazon Machine Image (AMI)
Amazon Machine Image (AMI)
An AMI is a virtual image that provides the information required to launch an instance. Amazon EC2 (Elastic Compute Cloud) instances are virtual servers on which you can run your applications and workloads, offering varying combinations of CPU, memory, storage, and networking resources. You can launch as many instances from as many different AMIs as you need.
Version release notes
Packaged with latest updates as of June/2026
Additional details
Usage instructions
Connect your instance via SSH, the username is ubuntu. More info on SSH: https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/AccessingInstancesLinux.html - Run the following commands: #sudo su #mkdir -p ~/libreswan #cd ~/libreswan #ipsec --version #systemctl status ipsec #ipsec verify Connect to your Linux instance using an SSH client - Amazon Elastic Compute Cloud Connect to your Linux instances using an SSH client.
Support
Vendor support
Feel free to reach out anytime. Our support team is available 24x7 for assistance. Email: anant.shahi@pcloudhostings.com Website: https://pcloudhostings.com/contact-us/ Networking & Content Delivery
AWS infrastructure support
AWS Support is a one-on-one, fast-response support channel that is staffed 24x7x365 with experienced and technical support engineers. The service helps customers of all sizes and technical abilities to successfully utilize the products and features provided by Amazon Web Services.