Will win10 be infected with blackmail virus
4hw.org: Recently, extortion virus is rampant all over the world. There are many college students in China who are enrolled in computer programs, resulting in the failure to hand in their graduation papers, which poses a great threat. There are many online tutorials and methods on preventing extortion virus, but the most important one is the system version of win7 and below. Will win10 be infected with extortion virus? How can win10 prevent extortion virus I'll give you a tutorial.
Method 1: shut down the server service
1. First, in the search box of the start menu, enter "command", then right-click "command prompt", and then click "run as administrator", as shown in the following figure.
2. After opening the command prompt operation window, type the command: net stop server is finished, press enter to confirm the operation. When you see the prompt "server service is stopping", it means the operation is successful. Stop win10 service, which can prevent being exploited by blackmail virus, as shown in the figure below.
Method 2: close win10 445 port
This blackmail virus exploits the "eternal blue" 0day vulnerability in NSA hacker kit. It spreads worm like infection through the computer port 445 (file sharing & lt; ordinary users can't use this port basically, and can close & gt;). In order to prevent intranet infection, it is recommended that users close the port 445 of win10. The specific operation methods are as follows.
1. First open win10 firewall, and then click "advanced settings" on the left
2. After opening the advanced firewall settings, click "inbound rule" on the left, and then click "new rule" on the right, as shown in the figure below.
3. In the new rule settings, select port next TCP (UDP), select specific local port, and then enter port name 445. Click next, as shown in the figure below.
4. Next, in the operation option, select block connection, as shown in the following figure.
5. Finally, name "disable port 445" in the name, and then click "finish", as shown in the figure below.
The above is how win10 closes port 445. I hope it can help you.
In addition to the above two methods, it is recommended that you upgrade your system to the latest version of win10, and install one of 360 security guards or Jinshan guards in your computer. At present, these two anti-virus software have supported killing blackmail virus, recovering infected files, and paying attention to security. It is recommended to install. In addition, if there is important data in the computer, it is recommended to back up to the U disk / network disk or mobile hard disk in advance, so as to ensure the safety and security.