Parasitic computing is a method in which a normal authorised interactions with the help of another computer through the unauthorised interactions or we can say that the parasitic computing is a type of exploit or security exploit in which the program which is implementing the parasitic computing is unauthorised to the resources available in the computer at that time as we know that in today's era the name hacking plays a vital role in which the hacker wants an unauthorised access to the resources available in the computer of the host.