+--[ED25519 256]--+
| +o..+           |
|+.O.o +          |
| X.B =           |
|o E * o          |
| X B =  S        |
|o * *  =         |
|.=  .o. .        |
|+.o  + .         |
|=  .o .          |
+----[SHA256]-----+