Ankit Jain said: > Thanks a lot for help. > > i started the question not to hack any system but i > was curious to know that in linux its easy to change > the root passwd It is only "easy" if you have access to the server. > in this case the authenticity is a problem. still it > can be changed by a boot CD even i think so u have > apasswd for boot loader. so in this case what should > be done? Lock your server room tight? Don't let people access to your servers? > and also is there any other flaws which are > openly known i am not intrested to destruct any system > but want to know which is already known to ppl that if > root passwd can be changed any other way also? What makes you think this is a flaw? I guess you could reinstall the operating system to change your root password. LOL -- Scott - : send the line "unsubscribe linux-admin" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html