Depends on what you do at your work.Do you work at main-frame or client pcs? each and evey clicks of your mouse can be monitored,every single character you write can be audited. IT people who have been granted the authority to secure the comp-uting environment in any company can audit each and every moves of other's enterprisewide. Nothing you do in your work is hiddn from the eyes of administrator,be careful. Dont watch porn at the minimum,otherwise you are fine. Make sure you log off every time you go to lunch unless you are maintaining main frame system.