greys@mcfly:~ $ ssh-keygen -t ed25519 -C "gleb@reys.net"
Generating public/private ed25519 key pair.
Enter file in which to save the key (/Users/greys/.ssh/id_ed25519):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /Users/greys/.ssh/id_ed25519.
Your public key has been saved in /Users/greys/.ssh/id_ed25519.pub.
The key fingerprint is:
SHA256:FHsTyFHNmvNpw4o7+rp+M1yqMyBF8vXSBRkZtkQ0RKY gleb@reys.net
The key's randomart image is:
+--[ED25519 256]--+
| */Xoo |
| . . .===..o |
| + .Eo+.oo |
| o ..o.+. |
| . .S + . |
| . . . * |
| . . . + o . |
| o O . |
| .*Xo= |
+----[SHA256]-----+