Tips for IKEv2 VPN (strongswan) with Certificate Authentication

This post does NOT provide full tutorial of setting-up IKEv2 VPN. Please refer to Vultr’s Guide for step-by-step tutorial. Pure certificate authentication means certificates are used for both server & client authentication. No PSK (pre-shared key) is involved. Pros: safer than weak password; can’t be easily shared by verbal; no need to share the server […]