Search found 3 matches

by competitions
16 Jan 2023, 13:10
Forum: General Discussion (csf)
Topic: CSF to block tor question
Replies: 0
Views: 1289

CSF to block tor question

Instructions I think how to block tor in /etc/csf/csf.blocklists by uncommenting this line (remove the #): #TOR|86400|0|https://check.torproject.org/cgi-bin/TorBulkExitList.py?ip=1.2.3.4 and in /etc/csf/csf.conf make sure URLGET is set to use LWP then restart the firewall We leave the ip=1.2.3.4 and...
by competitions
20 Jun 2015, 00:56
Forum: General Discussion (csf)
Topic: 3rd party email, just remove port 25 to stop smtp auth failures?
Replies: 2
Views: 2703

Re: 3rd party email, just remove port 25 to stop smtp auth failures?

Hmmm... my logic is that having the mx/cname point off to a 3rd party webmail provider means genuine email users don't need access to port 25 on my server (mx/cname should direct genuine users to the other email provider BEFORE they hit port 25 on my server), therefore port 25 (removed from TCP_IN) ...
by competitions
19 Jun 2015, 07:11
Forum: General Discussion (csf)
Topic: 3rd party email, just remove port 25 to stop smtp auth failures?
Replies: 2
Views: 2703

3rd party email, just remove port 25 to stop smtp auth failures?

Hello I am getting many email notifications of smtpauth failures, eg: Failures: 2 (smtpauth) Interval: 300 seconds Blocked: Permanent Block Log entries: 2015-06-19 00:25:38 fixed_plain authenticator failed for (Admin-PC) [27.2.xxx.xxx]:52144: 535 Incorrect authentication data (set_id=somename) 2015-...