why all are thinking in that way only?

[Steven Stern]

max wrote:
> Parshwa Murdia wrote:
>> hi,
>> when i asked for the keylogger in my system, why people thought of 
>> illegal
>> activities only? it is MINE system and for use only in my system, i am
>> asking and further more, like one must have knowledge of viruses and then
>> only he can create an antivirus, similarly it is for the knowledge of
>> keylogger to prevent the thefts
>> parshwa
>>
>>
> If you want to know how to find keyloggers then you might want to look 
> at how programs like chkrootkit and rkhunter function. As for installing 
> one, well you'd go about that just like you would any other program. 
> There is nothing special about a virus or keylogger, they are programs 
> just like open office or vi. That is why anti-virus programs rely 
> heavily on updates, it is very difficult to tell one program from 
> another, if there was some magic flag  that went up when a program was 
> malicious there wouldn't be a virus problem. They use heuristics as well 
> to try and determine if a program is malicious but programs flagged by 
> heuristics are just as likely to be benign as malicious. The best 
> solution is to strictly control what is allowed to execute on the 
> system. How many programs do you really use on a regular basis?
> 

Back to the OP, Google finds an number of keyloggers

http://www.google.com/search?q=linux+keylogger