BLAKE2b is a fast cryptographically secure hash, based on the ideas of
Chacha20.
It is faster than MD5, yet just as secure as SHA-3.
-However, BLAKE2b itself
-.Sy is not suitable for hashing passwords and deriving keys from them ;
+.Pp
+Note that BLAKE2b itself is not suitable for hashing passwords and
+deriving keys from them;
use the
.Xr crypto_argon2i 3monocypher
family of functions for that purpose instead.
instead,
as it both performs faster on x86_64 CPUs and
lacks many of the pitfalls of SHA-512.
-However, SHA-512 itself
-.Sy is not suitable for hashing passwords and deriving keys from them ;
+.Pp
+Note that SHA-512 itself is not suitable for hashing passwords and
+deriving keys from them;
use the
.Xr crypto_argon2i 3monocypher
family of functions for that purpose instead.