网络安全作文300字怎么写？( 四 )

网络安全作文300字怎么写？

网络是人类普遍使用的工具，它可以让我们看到全世界的事，也可以跟远方的亲朋好友联络。俗话说：“秀才不出门，能知天下事。”
长期使用电脑，会影响人们的学习知识，电脑虽然很方便，但是其中暗藏着许多危机，例如：“网络交友、网络诈骗、病毒等。”所以我们要提高警觉，防止病毒任进电脑里。
网络的优点：“人们生活、工作必备的工具，可透过网络从事通讯、投资、研究、教学、购物、娱乐等活动。”网络的缺点有：“可能阻碍人们多方学习的能力；过度沉迷在网络虚拟的世界，会降低人与人之间相处的能力，妨碍现实世界中人际关係的正常发展，也容易陷入网络诈骗的陷阱而受害。”因此，大家应该将电脑和网络的功能运用在协助学习、吸收知识、培养技能等方面，并避免沉迷网络游戏和滥用网络交友。
我们要小心谨慎的使用电脑，因为网络暗藏着许多危机，所以我们不要陷入泥淖中，要谨慎操作电脑，勿上来源不明的网站。多上有益于我们的网站。总而言之，网络亦好亦坏各有优点缺点，我们要汲取优点避免缺点，才能“网络安全小心行。”

网络安全作文300字怎么写？

With the development of compiter, and in order to make our life more colorful,many computer socialists are majoring in video games designment, which makes the video games very popular in recent years.Many teenagers are being attracted by video games.Every day after school some teenagers will bury themselves in video games at home or in video arcades.They concentrate all their attention on video games, with their hands busy operating.
Video games are a kind of wonderful entertainment.They bring great pleasure to teenagers, train them to respond quickly, stimulate their imagination and interest in electronics and computer science.
Just as a coin has two sides, video games also have some disadvantages.School children spend too much time on video games, which would do harm to their eyes and affect their school achievements.Also, playing video games doesnot allow them to use their natural creativity.Some of them even commit crimes in order to get enough money for the games.Only if one has enough self-control can he benefit from computer games
Internet has penetrated into all the aspects of our life and work.We can study and work by it; we can find a job by it; we can communicate by it; we can entertain by it; we can buy and sell by it.We can do almost everything on the Internet, and almost anywhere anytime 。
However, at the same time Internet provides services for us, it is inevitably invading our privacy to some degree.The services on most websites require our registering.If we want to enjoy these services, we have to provide much private information, including our names, gender, addre, telephone number and sometimes bank account.Due to the poor Internet administration and weak network security, our information might be open, stolen or sold.Even sometimes the information will be misused by the criminals 。