[메일] Nimda.worm Sendmail에 룰셋 적용하기

## sendmail.cf 에 적용하시면 됩니다.

### Nimda.Worm Filter

HContent-Type: $>check_ct

D{NIMDA}”Your message may contain NIMDA.WORM!!!”

Scheck_ct

R$+boundary=”====_ABC1234567890DEF_====” [TAB] $#error $: 550 ${NIMDA}

설정 체크방법:

[root@localhost /root]# /usr/lib/sendmail -bt

ADDRESS TEST MODE (ruleset 3 NOT automatically invoked)

Enter <ruleset> <address>

> check_ct $+boundary=”====_ABC1234567890DEF_====”

rewrite: ruleset 182 input: $ + boundary= “====_ABC1234567890DEF_====”

rewrite: ruleset 182 returns: $# error $: 550 Your message may contain NIMDA . WORM ! ! !

>

빠져 나오는 컨트롤키+D 하시면 됩니다…..