programma gia na blepoume ta ACTIVE PORTS?
fs
admin at www0.org
Sun Jun 8 20:44:02 EEST 2003
On Sun, Jun 08, 2003 at 06:13:16PM +0300, Nikos Kanellopoulos wrote:
> > On Sun, Jun 08, 2003 at 04:38:42PM +0300, Nikos Kanellopoulos wrote:
> > > > xero to active ports gia windows. gia peite kati adistoixo gia to
> > > > LINUX? efharisto (an einai kai efxristo tha protimithei!) :P
> > >
> > > nmap
> > > και nmapfe για ωραίο GUI
> >
> > to nmap einai port scanner, i.e. kanei connections sta specified ports me
> > ka8orismenous tropous wste na dei se ti state einai. einai kalo gia
> > periptoseis opoy den exoume tropo na kanoume login se ena apomakrusmeno
> > susthma h' apla piezei o xronos na mh kanoume. Episis gia polu extreme
> > periptoseis opou den empisteuomaste to kernel.
>
> ,
> .
> . __ "scan" nmapfe.
>
>
> .
> netstat ,
> nmapfe
> .
nomizo den exeis dikio. an einai na ma8eis kati, kalo na to ma8aineis
ap'thn arxh swsta. to na xrhsimopoieis nmap gia na exeis mia "grigori"
entuposh twn anoixtwn ports einai mia sinithismenh periptosh pou einai
ok eidika se periptoseis pou prepei na kaneis prota login se
apomakrismeno mixanima gia kerdos xronou eidika.
episis endiknitai gia tin periptosh pou prepei na deis to apomakrismeno
mixanima ti exei blocked. p.x. eisai se ena LAN opou den exeis prosbash
ston firewall. me to nmap kai ti xrhsh enos apomakrismenou mixanimatos
mporeis na deis ti ginetai blocked apo ta outbound.
alla otan prepei na peis pies ports einai anoixtes sto mixanima sou,
to dilima 'rotaw ton kernel VS floodarw ta ports mou', nomizw den 8elei
sizitish.
Epeisis, pleon poloi xrisimopoioume scanner detectors opws to
portsentry. H xrhsh nmap se mixanima pou trexei portsentry pi8anon, oxi
panta bebea, na kataliksei se block ths ip address sou.
-fs
> >
> > pio swstes luseis einai lsof|grep LISTEN, netstat -l, ktl
> >
> > -fs
>
> --
>
> www.himaira.net
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