WireGuard is a modern, streamlined VPN protocol that Jason Donenfeld developed based on Trevor Perrin’s Noise protocol framework. Imagine a VPN with the cryptographic sophistication of Signal Protocol and you’re not far off.

Source: There Will Be - Latacora

The last paragraph is a little hyperbolic:

Death to SSH over the public Internet. Death to OpenVPN. Death to IPSEC. Long live WireGuard!

… but otherwise this seems like something to watch.