skreuzer's tutorials

Make Linux ignore a ping

Contributed by skreuzer on October 18, 2003 under Linux security

Sometimes it can be useful to hide a Linux machine a bit.

Comments Continue reading... 
 

Hide your BIND version

Contributed by skreuzer on under Linux security

Any user can discover the version of bind you are running with the following command: nslookup -q=txt -class=CHAOS version.bin.remote.dns.server

Comments Continue reading... 
 

Convert DOS line breaks to Unix line breaks

Contributed by skreuzer on under UNIX

This one liner will convert a file with DOS line breaks to a file with Unix line breaks

Comments Continue reading... 
 

Convert Macintosh line breaks to Unix line breaks

Contributed by skreuzer on under UNIX

This one liner will convert Macintosh line breaks into Unix line breaks

Comments Continue reading... 
 

Convert Unix lines breaks to Macintosh line breaks

Contributed by skreuzer on under Linux

This one liner will convert Unix line breaks to Macintosh lines breaks in a text file

Comments Continue reading... 
 

Strip comments from a file

Contributed by skreuzer on under UNIX

This one liner will remove all text after the # character in a file

Comments Continue reading...