Computer Tips - sshd: hide version in banner

Date: 2023apr27 Q. sshd: hide version in banner A. When you do:
echo | nc localhost 22 SSH-2.0-OpenSSH_7.0
The sshd program is shown along with its version. In file /etc/ssh/sshd_config setting
VersionAddendum none Banner none
doesn't change anything. I read that the general format is:
So it would be fun to throw in a confusing comment. But looking at the actual code for OpenSSH We can see its not possible, sorry. Somebody did it by patching the binary, but what about updates?