A. protect... from 保护…免受;B. stop... from 阻止……做某事;C. protect…for 为……保护。根据后半句“…seeing or using information on a computer without permission.(……未经允许在电脑上查看或使用信息。)”可知,应该采用“stop... from 阻止……做某事;”,选项B符合题意,故答案为B。
Learn what a firewall does, the types of firewalls, and their limitations. A firewall is positioned between a network or a computer and a different network, like the internet. It controls the network traffic coming in and going out of the computer or net
B. It blocks unauthorized access to your computer or network. C. It slows down your Internet speed without any benefits. D. It only protects against viruses. 相关知识点: 试题来源: 解析 B。解析:A选项,防火墙不是帮助黑客入侵电脑的,而是保护电脑。B选项,防火墙主要是阻止未经授权访问你的电脑或...
A firewall can track the timestamps, size, protocols, ports, IP addresses, and other details of a given packet. This information can help you investigate network activity. For instance, if a bug enters your system and ends up disturbing it, you can access the firewall’s log to track e...
That makes SMLI firewalls highly advanced and very secure, though they can slow down your traffic a bit. Why do I need a firewall? You need a firewall because there are always new cybersecurity threats, which can impact both large companies and individuals. For every improved step in ...
can act on previously set policies to better protect your network and can carry out quick assessments to detect invasive or suspicious activity, such as malware, and shut it down. By leveraging a firewall for your security infrastructure, you’re setting up your network with specific...
Why do I need a firewall? You need a firewall because there are always newcybersecuritythreats, which can impact both large companies and individuals. For every improved step in cybersecurity,cybercriminalstake ten. And while you can always try toassess a website’s safety, a firewall casts...
What Does a Firewall Do? The function of a firewall is to secure network hosts by monitoring and managing traffic flow. Network hosts are devices (e.g., computers) that communicate within a network. Their exchanges can be within an internal network or between internal and external networks....
Firewall Defined What is a firewall in computer networks? A firewall is a device that filters the traffic that is allowed to go to or from a section of your network. Also, within this firewall definition, a firewall can be used to set up a secure virtual private network (VPN) by ...
The biggest benefit for users isenhanced security. By using a firewall you set up a security perimeter that can help to protect your computer or networkfrom harmful incoming traffic. This technology can alsofilter harmful outgoing traffic. By doing this it lowers the chance of undetected data ex...