Hello Federico,
Wietse is correct. You will not get security benefits from your proposed
changes.
Public key authentication, combined with a 2FA mechanism such as TOTP
for interactive users, is the current best practice.
IP filtering is a useful tool; you can already have good benefits from
** Information type changed from Private Security to Public
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https://bugs.launchpad.net/bugs/1839598
Title:
tcp_wrappers does not whitelisting of domains, vs IPs
To manage
