Do not allow the same student to look at several portions of your code. This allows someone to slowly obtain all of your code one piece at a time. Make sure your umask is set properly so that your files are only readable and writeable by you. The umask will only work with files that are created after the time you put this in your .cshrc.user file. First violation is a -100 on the assignment, and a warning.
Second violation results in an 'F' in the course.
Third violation results in an 'F' in the course and suspension for a semester. Fourth violation results in an 'F' in the course and expulsion.