stration and weak network security, our information might be open, stolen or sold. Even sometimes the information will be misused by the criminals。
Considering the above-mentioned, we must enhance the alertness when using the Internet. First, when we need Internet service, we should always log on those big legal websites. Second, if the service requires important private information, you should think twice before you type in it.
《我来学校干什么》的大学作文
