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Groups > comp.os.linux.misc > #12279
| From | "Bill Cunningham" <nospam@nspam.invalid> |
|---|---|
| Newsgroups | comp.os.linux.misc |
| Subject | Re: fedora 20 disabling ssh by default |
| Date | 2014-10-10 20:00 -0400 |
| Organization | Aioe.org NNTP Server |
| Message-ID | <m19rvb$vq$1@speranza.aioe.org> (permalink) |
| References | <m175d3$mtg$1@speranza.aioe.org> <87h9zb1yh7.fsf@usenet.ankman.de> |
"Andreas Kohlbach" <oct14.5.ankman@spamgourmet.com> wrote in message
news:87h9zb1yh7.fsf@usenet.ankman.de...
> Bill Cunningham wrote on 09. October 2014:
>>
>> I can't find in fedora like there seems to be in other distros a config
>> file
>> for ssh. There is the sshd that constrols the service. People are trying
>> to
>> hack me. I did use this to turn it off.
>>
>> service sshd stop
>>
>> Which in turn caused systemctl to deactivate ssh(d). Not can I turn this
>> off
>> by default?
>
> By removing the start link of the runlevel it is started. Other mentioned
> the systemctl command already. If you don't need ssh yourself you're all
> set.
>
> Otherwise you could try to harden the system. Best way is probably
> allowing logins only via keys and deactivate password auth (nobody can
> log in then, not even you with the correct password).
>
> If you want to keep password authorization you can forbid direct root
> logins (you log in as user and become root on the system then if
> needed).
>
> And allow only the user(s) to log in you want. If your user is called
> "bill" for example, open the /etc/ssh/sshd_config and locate or add the
> line
>
> AllowUsers
>
> and add "bill" so it looks like
>
> AllowUsers bill
>
> You may add more users, separated by blanks. You need to restart the ssh
> server after these changes.
>
> Now only bill can log in, no one else. Not even with the correct
> password.
>
> Then there are iptable rules somewhere which limit access to the system
> in a certain time interval.
>
> You cold also change the ssh port to something else than 22.
The only user I have is root. So I will try as you suggest.
AllowUsers root
Now will that work with root?
Bill
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fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-09 19:23 -0400
Re: fedora 20 disabling ssh by default Bit Twister <BitTwister@mouse-potato.com> - 2014-10-09 23:35 +0000
Re: fedora 20 disabling ssh by default Baho Utot <baho-utot@columbus.rr.com> - 2014-10-09 20:25 -0400
Re: fedora 20 disabling ssh by default Bit Twister <BitTwister@mouse-potato.com> - 2014-10-10 01:11 +0000
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-10 15:32 +0000
Re: fedora 20 disabling ssh by default Baho Utot <baho-utot@columbus.rr.com> - 2014-10-10 17:59 -0400
Re: fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-09 23:13 -0400
Re: fedora 20 disabling ssh by default Rich <rich@example.invalid> - 2014-10-10 08:50 +0000
Re: fedora 20 disabling ssh by default Bit Twister <BitTwister@mouse-potato.com> - 2014-10-10 09:10 +0000
Re: fedora 20 disabling ssh by default The Natural Philosopher <tnp@invalid.invalid> - 2014-10-10 10:16 +0100
Re: fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-10 20:05 -0400
Re: fedora 20 disabling ssh by default The Natural Philosopher <tnp@invalid.invalid> - 2014-10-11 07:47 +0100
Re: fedora 20 disabling ssh by default Rich <rich@example.invalid> - 2014-10-10 09:26 +0000
Re: fedora 20 disabling ssh by default The Natural Philosopher <tnp@invalid.invalid> - 2014-10-10 11:00 +0100
Re: fedora 20 disabling ssh by default Bit Twister <BitTwister@mouse-potato.com> - 2014-10-10 10:14 +0000
Re: fedora 20 disabling ssh by default Rich <rich@example.invalid> - 2014-10-10 10:29 +0000
Re: fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-10 16:27 -0400
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-10 15:41 +0000
Re: fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-10 20:03 -0400
Re: fedora 20 disabling ssh by default John Hasler <jhasler@newsguy.com> - 2014-10-10 20:28 -0500
Re: fedora 20 disabling ssh by default Robert Riches <spamtrap42@jacob21819.net> - 2014-10-11 02:52 +0000
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-11 17:03 +0000
Re: fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-11 14:38 -0400
Re: fedora 20 disabling ssh by default Wayne <nospam@all.invalid> - 2014-10-11 18:05 -0400
Re: fedora 20 disabling ssh by default Richard Kettlewell <rjk@greenend.org.uk> - 2014-10-11 23:18 +0100
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-11 23:43 +0000
Re: fedora 20 disabling ssh by default Rich <rich@example.invalid> - 2014-10-11 22:34 +0000
Re: fedora 20 disabling ssh by default Wayne <nospam@all.invalid> - 2014-10-11 19:13 -0400
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-12 00:30 +0000
Re: fedora 20 disabling ssh by default Wayne <nospam@all.invalid> - 2014-10-11 21:27 -0400
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-12 02:14 +0000
Re: fedora 20 disabling ssh by default Rich <rich@example.invalid> - 2014-10-11 03:59 +0000
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-10 15:34 +0000
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-10 15:31 +0000
Re: fedora 20 disabling ssh by default Andreas Kohlbach <oct14.5.ankman@spamgourmet.com> - 2014-10-10 16:06 -0400
Re: fedora 20 disabling ssh by default "Bill Cunningham" <nospam@nspam.invalid> - 2014-10-10 20:00 -0400
Re: fedora 20 disabling ssh by default William Unruh <unruh@invalid.ca> - 2014-10-11 17:02 +0000
Re: fedora 20 disabling ssh by default Andreas Kohlbach <oct14.5.ankman@spamgourmet.com> - 2014-10-11 16:35 -0400
Re: fedora 20 disabling ssh by default HakTar <FiteWinTel@gmail.com> - 2014-10-30 07:34 +0000
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