Former Purdue University Students plead guilty to hacking computers to change grades

Two Former Purdue University Students who were not smart enough to get good grades in exams chose a wrong way to change their grades.

The students have managed to place the Hardware Keylogger in the professor's computer in order to steal his account password.  The stolen credentials were later used for accessing professor account to change their grades.

Roy C. Sun changed nine F's and one incomplete to straight A's.  Sujay Sharma changed one grade from 'D' to an 'A', The Journal & Courier reports

Sun and Sharma are scheduled to be sentenced at the end of February.

One more student, Mitsutoshi Shirasaki, who is suspected of changing 24 grades between May 2010 and Dec. 2012 is still wanted and said to be in Japan.

Police seek tutor who helped students to hack school computers

A tutor who allegedly helped a number of Corona del Mar High School students to hack the school computer in order to change their grades, is wanted by Newport Beach Police.

The 28-year old private tutor Timothy Lance Lai of Irvine, provided the students with a hardware keylogger device and showed them how to use the device, according to local news report.

Hardware Keylogger is a small device that can be plugged in between the keyboard and CPU, capable of capturing the keystrokes.  Most of time it is hard to detect a hardware key logger, as they are plugged in the back of a computer and no antivirus software detect them.

The students plugged in school computer and leave it there and retrieve it after few days so that it will capture the login credentials of staffs.  At least, 17 teacher's computer has been hacked.