VPNaaS definition
VPNaaS (Virtual Private Network as a Service) is a cloud-based service that provides virtual private network functionality to users over the internet and basically eliminates the need for on-premises hardware. With VPNaaS, organizations can securely connect their remote users or branch offices to their corporate network or cloud resources.
See also: VPN gateway, VPN firewall
How does VPNaaS work?
VPNaaS works by relying on a third-party provider to host and operate the VPN infrastructure in the cloud. Users connect to the service through a client app, browser-based interface, or other supported access method. Their internet traffic is then encrypted and routed through the provider’s VPN servers, helping secure data in transit and control access to internal or external resources.
For organizations, administration is typically handled through a centralized dashboard, where teams can configure settings, manage users, apply access policies, and monitor connections. This allows businesses to use VPN functionality without building and maintaining the full VPN infrastructure themselves.
VPNaaS use cases
- Secure remote access: VPNaaS allows remote users to securely connect to the organization's network or resources over the internet.
- Connecting remote teams: VPNaaS is typically provided as a cloud-based service, so organizations can scale their VPN infrastructure based on their needs. It eliminates the need for deploying and managing on-premises VPN servers, so it’s more flexible and cost-effective.
- Accessing cloud infrastructure: VPNaaS providers typically offer user-friendly interfaces and tools for configuring and managing VPN connections which simplifies the setup and maintenance process.
- Onboarding temporary employees: VPNaaS providers often have a global network of servers, enabling users to connect to VPN endpoints from various locations worldwide.
- Easier compliance with regulations. VPNaaS often includes advanced security features like multi-factor authentication, intrusion detection and prevention systems, and traffic monitoring.
- Saving costs: By opting for a VPNaaS solution, organizations can reduce capital expenses associated with purchasing and maintaining VPN hardware and infrastructure.
- Integration with other cloud services: VPNaaS allows organizations to connect to their cloud resources and applications. This enables secure access to cloud-based infrastructure, platforms, and software-as-a-service (SaaS) applications.
VPNaaS vs. traditional VPN
- Infrastructure. VPNaaS is hosted in the cloud by a third-party provider, while a traditional VPN is usually deployed on an organization’s own on-premises hardware or self-managed servers.
- Scalability. VPNaaS is generally easier to scale up or down as user needs change, while traditional VPNs often require added hardware, capacity planning, or manual reconfiguration.
- Management overhead. With VPNaaS, the provider handles much of the maintenance, updates, and infrastructure management. Traditional VPNs require more in-house IT involvement.
- Cost model. VPNaaS uses a subscription-based operating expense model, while traditional VPNs often involve upfront capital expenditure for hardware, software, and setup.
- Deployment speed. VPNaaS is usually faster to deploy because the infrastructure is already hosted by the provider. Traditional VPNs often take longer to install, configure, and maintain.
