Firewalls Explained

The previous article explained the hook program attack and defense combat, and realized a set of frame page monitoring scheme, the protection of all child pages. So far, the depth of our protection has been similar, but the breadth is still deficient. For example, our property hooks only consider setattribute, but ignore similar setattributenode. Although this method has never been used, it does not mean that people cannot use it. For example, creating an element is usually createelement, and in fact Createelementns is also possible. Even ...

On the afternoon of February 4, 2015, under the guidance of the Ministry of Public Security and the Ministry of Information Technology Informatization, the Third Research Institute of the Ministry of Public Security and other relevant departments, the deep convincing science and technology, NSFocus and the net God Information technology were jointly held by the second generation Firewall standard conference in Beijing National Conference Center. The chief engineer of the Network Security Bureau of the Ministry of Public Safety, Shun Chunming of the Third Institute of the Ministry of Public Security, as well as the senior security experts who are deeply convinced, NSFocus and Guo Qiquan, made an important speech at the meeting. The second generation firewall standard should rise to the national standard Guo Qiquan introduced our country network security development ...

In the information industry, security is an embarrassing profession. 　　Computing, network, storage and other vendors can proudly enumerate the recent advances in technological performance, and the security industry in the continuous development and investment, faced with more and more troublesome security issues. Zombies into "clouds" if you want to further illustrate the deterioration of the situation, in addition to the ongoing security incidents in the newspapers, we can also try to ask the question: compared with the past, today, to become a hacker, or launch a cyber attack, it is more difficult or easier? The answer is obviously the latter, just like f ...

In view of the system requirements of a large it enterprise, the array NX proposes a solution for remote security access with an array SSL VPN plus a token token ring. Zombies into "clouds" if you want to further illustrate the deterioration of the situation, in addition to the ongoing security incidents in the newspapers, we can also try to ask the question: compared with the past, today, to become a hacker, or launch a cyber attack, it is more difficult or easier? The answer is obviously the latter, Like Facebook information Ann ...

In an effort to reduce the high risk of sea death in the fishing industry, Royal National Lifeboat centric signed an agreement with Active Web FX (AWS) to create an automated offshore security application. AWS has developed a location-based service infrastructure, code-named "Geopoint", which transmits location data to the central tracking and alerting system. AWS uses Geopoint to build MOB Gu ...

Companies are using cloud services at a rapid pace because they realize the benefits of scalability, flexibility, agility, and better workload allocation-all at lower cost. 　　But conventional wisdom insists that public clouds can only handle less important data and applications, while more sensitive or private data should be handled only in the private cloud of the enterprise. Is this really the best choice? This is an understandable response but not a logical response. I predict that we will actually send them to the cloud era for higher security, rather than "risk the operation to ...

Does the tortoise eat grass? Do penguins live in the icy Antarctic or in the grass? Can polar bears catch penguins? Does kiwi grow on trees or vines?　　Although these problems seem to be very "idiot", some netizens pointed out that some online games often appear like the above deviation from the common sense of life phenomenon, if not to curb, it is bound to let the children in the life of cognitive confusion, so in these very "idiot" problem to make mistakes. The core hints recently, once rage the network "steals vegetables" the game or was canceled by the Ministry of Culture the Rumor, has aroused the public to the network game's attention and the reflection. A lot of ...

The reason for the "cloud" at present, Anhui University has built Anhui province and even the entire east and central China region's first real education private cloud (IaaS and desktop virtualization), and Xiamen Institute of Technology deployed Xiamen first real meaning of the private cloud (IaaS). Talking about the original intention of implementing cloud computing, Anhui University Network Center director Shan told reporters: "As early as 2004, we have basically achieved the hardware concentration, the campus of most departments of the Department of server storage and other hardware centrally hosted in the school's data center, sharing the computer room environment and network resources." But that's just ...

In today's world, if any big enterprise has not built up its own network system, it will be considered: "This enterprise is too backward." And this "backward" phenomenon, although at present in China's modern enterprises are rare, but in the total number of enterprises in China more than 98% of the small and medium-sized enterprises, this phenomenon is still not uncommon. So, how to build a sound SME network? Below we start from its principle and the standard two aspects to discuss: start from the construction principle the small and medium-sized Enterprise network construction Project scale is not big. General Small and medium-sized Enterprises network construction includes: integrated wiring, network equipment, firewalls, viruses ...

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