WireGuard
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WireGuard is a free and open-source software application and communication protocol that implements virtual private network techniques to create secure point-to-point connections in routed or bridged configurations. It use Noise protocol framework, Curve25519, ChaCha20, Poly1305, BLAKE2, SipHash24 and HKDF.
$ sudo apt install wireguard
Included in March 2020 into the Linux Kernel 5.6
WireGuard's encryption speed claims to be faster that IPsec group protocols.
Commands
wireguard-go wg0 ip link add wg0 type wireguard
See also
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