# -+- number -+- category -+- title -+- email -+- name -+- homepage -+- clickOnName -+- language -+- image -+- browser-used -+- security-cookie
=0 -+- 2001-02-13:5 -+- System Administration -+- Hide your Bind version -+- ismail@enderunix.org -+- Ismail YENIGUL -+- http://www.enderunix.org -+- email -+- English -+- -+- Mozilla/4.76 [en] (X11; U; FreeBSD 4.2-RELEASE i386) -+- 5902
Any user can get your bind version using following command:
$ nslookup -q=txt -class=CHAOS version.bind. remote.dns.server
Server: remote.dns.server
Address: 212.2.2.3
VERSION.BIND text = "8.2.2-P5"
to hide you version add folowing value to named.conf
version "[Secured !!! Please Go away idiot lamer ! ]";
in the options section as follows:
options {
directory "/var/named";
version "[Secured !!! Please Go away idiot lamer ! ]";
};
and restart your named. Finally when anyuser writes
$ nslookup -q=txt -class=CHAOS version.bind. remote.dns.server
Server: remote.dns.server
Address: 212.2.2.3
VERSION.BIND text = "Secured !!! Please Go away idiot lamer"
That's all