habit

Hey guys, As you all know passive smoking is as dangerous if not more than smoking itself, people around us smoke, that affects us also, the 1 who smokes doesn't want to quit for himself but he should realize that his acts not only affect him but those around him, the children, the elders. I am...

Can anyone tell me how to know how to prevent the changing of password in unix. We works on a unix server through telnet on terminals. Anyone of us changes the password and the whole blame goes to me because people knows my habit of R&D. So please can anyone tell me how to restrict this. Thats a...