Content Firewall

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 ...

Today, open source firewalls are numerous. 　　This article will cover 10 of the most practical open source firewalls that fit your business needs. 1. Iptables Iptables/netfilter is the most popular command line based on firewalls. It is the safe line of defense for Linux servers. Many system administrators use it to fine-tune the server. The function is to filter packets from the network stack in the kernel, including: listing the contents of the packet filtering rule set, and executing fast because it only checks the header of the packet, and the administrator can ...

Firewall products from the 90 's to the present, although through the system architecture and software form of many innovations, but in technology development and users, bandwidth growing today, but increasingly difficult to meet the challenges of many aspects. Especially in the current hottest data center and cloud computing environment, the Ethernet standard starts from million trillion to 40g/100g forward, our country all kinds of data center and engine room total already reached 50余万个. Low latency, high reliability and intelligent security management have put forward new requirements for the performance and function of gateway security products. This year, Rui Jie network, Pike, deeply convinced ...

According to IDC's estimate, from the operating cost control point of view, in the IT industry, the cost of energy consumption has reached its hardware procurement costs of 25%. The data is rising at a compound annual rate of 52%. 　　When enterprises and large and medium-sized organizations face the changing business pressure and the data of exponential growth, it is necessary to consider and pay attention to the characteristics of environmental protection and energy saving in the data center. At the same time, the Enterprise data center areas of various products have been affixed to the "green energy-saving" label, a variety of "green energy-saving" as the main selling point of the new technology is also emerging ...

First, Nat/alg way ordinary NAT is to modify the UDP or TCP message header address information to achieve address conversion, but for VoIP applications, in the UDP net load also need to take address information, ALG means that in the private network of VoIP terminals in the net load to fill in the private network address, This address information is modified to an external address on Nat via Nat. The recognition of voice and video protocols (H323, SIP, mgcp/h248) and the control of Nat/firewall, and each additional new application will require ...

To provide more convenient and diversified services, banks are moving more and more businesses to the web, the online business represented by online banking, while greatly improving the efficiency of the banking system, also poses a great challenge to the security of the banking systems: providing adequate protection to the users ' information and funds is the basis of all banking business. Like the ordinary website, the bank's online business is faced with the OWASP ten threats (OWASP Top 10) as the representative of the various Http://www.aliyun.com/zixun/aggregat ...

Network security company Palo Alto NX today launched a "cloud sandbox" firewall product, which can real-time through the network of Anti-malware definition to analyze known and unknown threats, the firewall will be suspicious content (including DLLs and EXE) submitted to a virtual cloud environment, Use 70 behavior profile samples to determine if the file is malicious and prevent malicious software from infecting the network. (Responsible editor: The good of the Legacy)

July 4, the 2012 China Computer Network Security Annual Meeting held in Xian today, Cisco Cloud Computing Architecture Security Senior Consultant engineer Li Yongwei published the topic "Cloud Network Security" speech. 　　Cisco Cloud Computing Architecture Security Senior Consultant engineer Li Yong's transcript: Hello, my report on the topic is "cloud computing network security." 　　Today, the main content is three parts, one is the cloud data Center security strategy, the second is the Cloud Center security architecture; The third is the Cloud Center security Virtual Service point. First to introduce ...

Intermediary transaction SEO diagnosis Taobao guest owners buy Cloud host technology Hall believe that for the education Network and 169 of the network users, proxy server is again familiar. Having a good agent not only can access most of the resources on the Internet, but also can sometimes improve the speed of the network, save us a lot of money. So what is a proxy server, what is the benefit of it, how do we use it? Here we will explain: first, what is a proxy server? Agent server (proxy server), from whose name ...

Intermediary transaction SEO diagnosis Taobao Cloud host technology lobby enterprises to build their own commercial web site, and by the Internet from the vast sea to find, explore business opportunities, has become the enterprise to improve the efficiency of website operation, market competition effective means. Enterprise website to be stable and efficient operation, in the day-to-day enterprise information management and in the Internet market continue to play a role, but also need to follow up on site maintenance optimization, including content updates, technical maintenance and link exchange and other content. An enterprise's strategic adjustment, product and service update and market demand situation are changing at any time ...