RFC 8446, "The Transport Layer Security (TLS) Protocol Version 1.3", August 2018Source of RFC: tls (sec)
Errata ID: 6122
Publication Format(s) : TEXT
Reported By: Ben Smyth
Date Reported: 2020-04-24
Section 1.2 says:
The key derivation functions have been redesigned.
It should say:
The key derivation function has been redesigned.