About Information Security

1.Authentication date Management
・If the account is stolen, you might encounter the swindle.

・Attention

 Don't select easy passwords.
 Don't write the password to the paper.
 Don't lend your account to other persons.


2.Computer Viruses and Antivirus softwares

・You might become an assailant, if your PC is infected with a virus.

・Examples.

 Your PC becomes slow and is broken.
 Your PC is controlled by other persons, and data are stolen.
 The data in your PC are transmitted to a PC of other persons automatically.

・About antivirus softwares

 You must install the antivirus software in your PC, if you want to use your PC at school.
 You must use the most recent virus definition files of the antivirus software.
 Don't install the antivirus software more than two.

About Virus(Japanese)

3.The security of the Operating System and the Software

・What is the OS update and the Software update?

 It is a software tool that installs the latest version of software on computers.

・If the version of software is old, the PC may be infected with a virus.


About Windows Update(Japanese)

4.Copyrights and Intellectual Property Rights Infringement

 Don't download of the music, the animation and the image delivered illegally.
 This act might becomes a target of the penalty. In addition, Your pc might hang to the virus. .

・Don't use the music, the animation and the image without an agreement.

 Many software and other products are protected legally as intellectual property.


5.Other

 Don't let information be stolen by a human mistake. .
 Don't use the file-sharing program.
 Don't read the inappropriate web site.