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Overfull \hbox (2.43376pt too wide) in paragraph at lines 26--30 \OT1/cmr/m/n/10.95 ond, nav-i-gate to /etc/fail2ban/jail.d/ Add the fol-low-ing to a sshd.conf [] Overfull \hbox (100.1879pt too wide) in paragraph at lines 44--44 []\OT1/cmtt/m/n/10.95 # this is used in devuan. no other changes are made to ot her files, except[] [] Overfull \hbox (65.69577pt too wide) in paragraph at lines 44--44 []\OT1/cmtt/m/n/10.95 # that the default ssh filter is disabled in jail.conf if it enabled[] [] [1 Non-PDF special ignored! {/var/lib/texmf/fonts/map/pdftex/updmap/pdftex.map}] Overfull \hbox (1.85292pt too wide) in paragraph at lines 49--50 []\OT1/cmr/m/n/10.95 First, ac-tion can be ipt-a-bles for a sin-gle port, or ip tables-multiport [] Overfull \hbox (3.43622pt too wide) in paragraph at lines 61--62 \OT1/cmr/m/n/10.95 For those un-fa-mil-iar with the dif-fer-ence be-tween RE-JE CT and DROP, [] Overfull \hbox (48.8393pt too wide) in paragraph at lines 63--64 []\OT1/cmr/bx/n/10.95 To con-fig-ure it, see /etc/fail2ban/actions.d/iptables-c ommon.conf [] [2] Overfull \hbox (7.3905pt too wide) in paragraph at lines 76--76 [][]\OT1/cmr/m/n/9 Reference: https://wiki.gentoo.org/wiki/Security[]Handbook/L ogging#Syslog- [] Overfull \hbox (2.4602pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 @version: 3.17 #mandatory since Version 3, specify [] [] Overfull \hbox (42.70102pt too wide) in paragraph at lines 171--171 [] \OT1/cmtt/m/n/10.95 # The default action of syslog-ng is to log a STA TS line[] [] Overfull \hbox (100.1879pt too wide) in paragraph at lines 171--171 [] \OT1/cmtt/m/n/10.95 # to the file every 10 minutes. That's pretty ug ly after a while.[] [] Overfull \hbox (82.94183pt too wide) in paragraph at lines 171--171 [] \OT1/cmtt/m/n/10.95 # Change it to every 12 hours so you get a nice d aily update of[] [] [3] Overfull \hbox (8.2089pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 destination newscrit { file("/var/log/news/news.crit"); } ;[] [] Overfull \hbox (31.20364pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 destination newsnotice { file("/var/log/news/news.notice" ); };[] [] Overfull \hbox (48.4497pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 # ...if you intend to use /dev/console for programs like xconsole[] [] [4] Overfull \hbox (105.93658pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 # you can comment out the destination line above that ref erences /dev/tty12[] [] Overfull \hbox (25.45496pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 filter f_debug { not facility(auth, authpriv, news, mail) ; };[] [] Overfull \hbox (36.95233pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_authpriv); destination(authlo g); };[] [] Overfull \hbox (19.70627pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_syslog); destination(syslog); };[] [] Overfull \hbox (19.70627pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_daemon); destination(daemon); };[] [] Overfull \hbox (19.70627pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(kernsrc); filter(f_kern); destination(kern); };[] [] Overfull \hbox (111.68527pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_mail); filter(f_info); destin ation(mailinfo); };[] [] [5] Overfull \hbox (111.68527pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_mail); filter(f_warn); destin ation(mailwarn); };[] [] Overfull \hbox (100.1879pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_mail); filter(f_err); destina tion(mailerr); };[] [] Overfull \hbox (8.2089pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_debug); destination(debug); } ;[] [] Overfull \hbox (42.70102pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_messages); destination(messag es); };[] [] Overfull \hbox (42.70102pt too wide) in paragraph at lines 171--171 []\OT1/cmtt/m/n/10.95 log { source(src); filter(f_emergency); destination(conso le); };[] [] Overfull \hbox (1.21407pt too wide) in paragraph at lines 183--184 []\OT1/cmr/m/n/10.95 https://www.jwz.org/blog/2019/03/apache-2-4-1-killed-fail2 ban- [] [6] (./7.aux) ) Here is how much of TeX's memory you used: 1956 strings out of 494945 25770 string characters out of 6181032 91871 words of memory out of 5000000 5279 multiletter control sequences out of 15000+600000 8977 words of font info for 32 fonts, out of 8000000 for 9000 14 hyphenation exceptions out of 8191 24i,8n,35p,591b,250s stack positions out of 5000i,500n,10000p,200000b,80000s Output written on 7.pdf (6 pages, 113538 bytes). 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