Pre-Shared Key, or PSK, is more secure than the alternative of certificates. VNS3 uses PSK to authenticate and secure your IPsec tunnels in cloud VPNs.
To learn more, visit support.cohesive.net to see the FAQs. For help getting started with VNS3 see the videos for each cloud provider and follow along with documentation from https://cohesive.net/support/product-resources
By: Margaret Valtierra