Social Engineering

Social engineering is a conducts that someone plan to hack into the computer,and they get a important information such as pasword or securitied information. There are many methods that they use. For example, they peep password, look for clueof pass word from many documents of garbage, or pretend to be a user and pump password with artful words. For protecting our information from social engineering, we should confirm that whether we secure the proglam or not. In Japan, many big companies were hacked and many user's personal information such as adress, or tellephone number. The leak of information from the company can't protect by myself, so all of companies should make a firm rule to protect informations that is in computer.