Security firewall prevents Windows blue screen attacks don't be afraid!

The following article is mainly about the security firewall to prevent Windows blue screen attacks in the actual operation process, the Windows family of operating systems in the crash, often displays a blue screen, which is written with some complex symbols and numbers. The blue screen attack actually takes advantage of the kernel flaw of the Windows operating system, or uses a large number of illegal format packets to send to the attacked machine, causing the network layer of the Windows operating system to be damaged, which causes the Bluetooth to panic. The most common types of attacks are: L. NetBIOS attack: Send a data format illegal packet to port 139 of the machine using the WINDOWS9X operating system. A typical attack tool has a WINNUK.2.IGMP attack: sending a large length and number of IGMP packets to a machine that uses the Windows9x operating system, and a typical attack tool has a doom.3.icmp attack: sending an ICMP packet with a large number of randomly varying types to the machine using the WINDOWS9X operating system. For the above attack, we can in the firewall security level setting, the NetBIOS, IGMP, ICMP shutdown, shutdown these protocols will not affect the use of internet.498 this.width=498; ' OnMouseWheel = ' javascript : Return to Big (this) ' style= ' width:558px; height:412px "alt=" Security firewall prevents Windows blue screen attacks "srcwidth=" 558 "srcheight=" 412 "zoomrate=" 1 "src=" http://images.51cto.com/ Files/uploadimg/20100913/1403320.jpg "/> The above is a description of the security firewall preventing Windows blue screen attacks, and hopefully it will give you some help in this regard." "Editorial recommendation" The Operators ' safety protection in the cloud era use IPs perfect to build Enterprise stereoscopic Web security Protection Network for the provincial Telecom enterprises to implement UTM three-dimensional security protection network equipment security protection and application of examples of Web Database security Protection "responsible editor: Sun Chaohua TEL: (010) 68476606" Original: Security protection firewall to prevent Windows blue screen attack don't be afraid! Back to network security home