Traditional Culture Encyclopedia - Traditional culture - How to prevent network viruses
How to prevent network viruses
1, do not click on the unknown URL or e-mail, do not scan the QR code of unknown origin. More Trojans are spread through URL links, QR codes or emails, when you receive an email of unknown origin, do not just open it, you should delete it as soon as possible. Smart clients should not scan unauthenticated QR codes.
2. Do not download unofficial software. If you need to download the software, it is best to find some well-known website to download, and do not download and run the software of unknown origin. Moreover, before installing the software, it is best to use antivirus software to check if there is any virus, and then install it.
3, timely to the operating system to play the official patch package for vulnerability repair, only open the common port. The general Trojan horse is through the loophole in the system to open the port to leave the back door, in order to upload the Trojan horse file and execute the code, in the loophole repair at the same time, the need to check the port, the suspicious port seal closed to ensure that the virus can not be spread.
Expanded:
p>Distinguish from cyber virus functions. It can be divided into Trojan horses and worms. Trojan horse virus is a backdoor program, it will lurk in the operating system, steal user information such as QQ, online banking passwords, accounts, game account passwords. Worms are a little more advanced, it's a wide range of ways to spread, you can use the operating system and program vulnerabilities to launch an attack, each worm has a module that can scan the computer to the vulnerability of the module.
Once discovered, immediately spread out, due to this feature of the worm, it is also more harmful, it can be infected with a computer through the network to infect all the computers within this network, after being infected, the worm will send a large number of packets, so the infected network will slow down, but also because of the CPU, memory occupancy is too high to produce or on the verge of a deadlocked state.
Baidu Encyclopedia - Network Virus
- Previous article:The Nine Changes of God Silkworm-The Complete Works of txt of Wild Silkworm Change Again
- Next article:Tanghulu pinyin
- Related articles
- The difference between pottery and porcelain
- Stories of ancient myths
- What are the methods and steps to make a simple kite?
- What causes the disconnect in children's songs?
- The Fourth Chongqing Dream Classroom-Nature Notes Competition Call for Works
- What are the characteristics of new retail?
- Template of President's Speech at Autumn Opening Ceremony (five articles)
- Main line of family-friendly two-person New Year pictures
- Which software is good for downloading mobile phone photo puzzles for free?
- How far is Yalong Township in Dahua, Guangxi from Nanning?