Îïîâåùåíèå ïî ïî÷òå î âõîäå â êîíñîëü

Î÷åíü õîðîøèì ñðåäñòâîì êîíòðîëÿ âõîäà â êîíñîëü ÿâëÿåòñÿ îïîâåùåíèå î òîì, êòî è ñ êàêîãî IP çàëîãèíèëñÿ íà ñåðâåð.

Îñîáåííî ýòî àêòóàëüíî äëÿ ñóïåðïîëüçîâàòåëÿ root.

Èòàê, íåîáõîäèìî óñòàíîâèòü ïîëüçîâàòåëþ øåëë bash, â Linux ýòî îáîë÷êà ïî óìîë÷àíèþ, à äëÿ Free BSD íåîáõîäèìî ñíà÷àëà óñòàíîâèòü bash:

#pkg_add -r bash

Çàòåì ñìåíèòü åãî äëÿ ïîëüçîâàòåëÿ:

#chsh -s /usr/local/bin/bash èìÿ_ïîëüçîâàòåëÿ

Äàëåå íåîáõîäèìî äîáàâèòü â êîíåö ôàéëà .bash_profile â ïîëüçîâàòåëüñêîé äèðåêòîðèè ýòó ñòðîêó:

#echo 'ALERT - Root Shell Access on:' `date` `who` | mail -s "Alert: Root Access from `who | awk '{print $6}'`" ïî÷òîâûé@àäðåñ.òóò

Ñëîâà: Linux, bash
Июл. 20, 2005 // 13:39 [ permalink : LJ ]