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As a basic technology, data encryption is the cornerstone of all communication security. The process of data encryption is implemented by various encryption algorithms, which provide great security protection at a very small cost. In most cases, data encryption is the only way to ensure information confidentiality. According to incomplete statistics, so far, the public has published a variety of encryption algorithms up to hundreds of kinds. These encryption algorithms can be divided into conventional cryptographic algorithms and public-key cryptography if they are classified according to the same key. In a regular password, the recipient and originator use the same key, that is, the encryption key and decryption key is ...

Data encryption, database encryption technology Status quo and future trends? Can the product solutions in this area meet the needs of industry and enterprise users? Firewall is not a problem all of the anti-intrusion network security technology represented by the firewall is not equal to all information security. In the vast majority of information systems, the core data and data are stored in the way of the database, no encrypted database is like a locked file cabinet, for those with ulterior motives, plagiarism, tampering is a breeze. Therefore, the security of database should not be neglected. Database encryption system is to enhance the common relational database ...

Currently, VoIP faces security issues of four main: blocking service (DoS) attacks, illegal access, charges fraud or eavesdropping threats. VoIP protocol security is not negligible pain. Information security experts will warn you that if you do not deploy VoIP properly, Internet telephony will be attacked by hackers and malicious code. VoIP can disrupt the security of the network, especially for corporate networks, because companies are eager to deploy this technology and ignore security. Careful analysis can be seen, VoIP first to face the security problem is the lowest ...

With the continuous expansion of data network bandwidth, hundreds of megabytes or even gigabit to the desktop has become possible. The increase in bandwidth also provides a powerful prerequisite for transmitting voice over the data network. At the same time, VoIP technology is increasingly mature, similar to voice compression, QoS quality assurance, such as the topic has been widely discussed and reached a consensus. It can be said that VoIP technology has been from the original experimental nature of the real specificity for the mature commercial applications. With the continuous expansion of data network bandwidth, hundreds of megabytes or even gigabit to the desktop has become possible. The increase in bandwidth also provides a powerful prerequisite for transmitting voice over a data network.

Intermediary trading http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall with the development of the Internet, more and more users want to have their own website, Especially in the current media developed today, owning a personal independent blog is obviously a very happy thing. But the traditional construction site method, need to involve a lot of code and Web page production, which makes many people although there are certain ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall to want to link anchor text link and plain text link the two have any effect on the weight of the site, We just have to know what is anchor text links and plain text links. The so-called Anchor text link refers to the use of a tag for some keyword text to enclose the link, such links are anchor text links, we give an example, we ...

The good software certainly wants everybody to share together, but the key time does not have the data line not to have the computer, does not have wifi this to be able to do? You will say that tell the site to let everyone use mobile phone to the next not on the line, do not say how much time to waste, the flow is also a lot of AH. Now small make up to everybody recommend a traffic monitoring prerequisite software----------------v2.3.5 flow meter Android E-Power flow meter Android version of the new fast transfer function, to ensure that you no longer worry, 0 traffic transfer files, up to 2m/seconds, transmission of a small game but more than 10 seconds, what, you want to pass the film? No problem...

Three network fusion refers to the telecommunication network, computer network and CATV network through technical transformation, can provide voice, data, images and other integrated multimedia communications business.　　When people look forward to the bright future of the integration of the three networks, the problems that need to be solved in the process of advancing are emerging. Two-way into the cautious ahead of the Internet, telecommunications network and radio and television network of the three-network integration in this year's overall speed up. For a long time, the telecommunications network, radio and television networks and the Internet in the domestic separation of operations, telecommunications operators responsible for broadband access and voice telephone services, supervised by the Ministry of Industry, and radio and television systems are responsible for radio and TV systems ...

The most cutting-edge technology, the most exciting display, the most intimate service, is China Mobile to the Shanghai World Expo made a solemn commitment. As the "three most commitment" of the actual implementation, China Mobile Shanghai Company for the Expo prepared a combination of first-class information and communication services, first-class information-based operation support and first-class information technology display of information feast.　Jie, general manager of China Mobile's Shanghai company, pointed out that the World Expo's four identities-global partners, exhibitors, basic telecommunications operators, and advanced technology leaders-have made this world exposition a strong information-oriented color. ...

The notorious Digital Rights Management technology (DRM) is the subject of debate.　　At present, the major manufacturers to provide music documents have basically abandoned the use of this technology, in the game industry, the technology is still very market, such as the famous Japanese game manufacturer Southern Dream Palace company recently praised Ubisoft's DRM digital piracy technology is "the best DRM technology so far." But unlike other big game companies, Blizzard is one of the game companies that actively opposes DRM technology, and the founder of Blizzard, Frank Pearce, was recently interviewed ...

Reporter Wu Weiqing why the United States's largest telecom operator At&t to launch a takeover of T? Why will the 1900-1920mhz band used by PHS be off the net by the end of 2011? Why did the FCC intend to recycle the lower-utilization spectrum from radio and television, and then auction the spectrum back to be fiercely dissatisfied? Behind these phenomena, a professional noun called "spectrum" is surfacing. Popular point of speaking, if the various information terminals as vehicles, "spectrum" is the car ...

The senior research and development engineer of Jingdong Cloud Platform-Zhangchengyuan Redis is an open-source, Key/value caching system that adheres to the BSD License agreement and is renowned for its efficient response and rich data structures. The use of Redis in Jingdong is also very common, including the use of a lot of key business, because Redis official cluster has not been released, in the process of using redis need to face Redis single point of problem, Jingdong adopted a more general solution that is the master-slave backup plus the corresponding master-slave switching (in some scenarios may be read ...)

When replying to the customer online, every three words must have a smile symbol; Publish the contact method of the Chief Service officer; customers in the next order, you can specify in the PostScript column "colored paper packaging to seal", such as the choice of not sealing, the shipper will be wrapped in colored paper, double-sided adhesive good but do not tear, left to customers after inspection along the line seal good, can give gifts directly to the mother's customers specially designed to create a "filial piety card", for the lover, the girlfriend of the customer prepared a "Treasure certificate", for the impact of the last kilometer of the courier staff smiling delivery to the customer, in the waterproof bag affixed to the "advice" ...

As one of the most anticipated applications of cloud computing, cloud gaming was once considered a disruptive change in the gaming arena. However, the birth of three years, the cloud game is far from Universal, leading OnLive also fell on the road.　　So, does cloud game have any chance? Sinorama reporter Feng Haixu 2009, OnLive just launched the experience of cloud gaming services, although some questioned, but many people think it is a revolutionary innovative products. OnLive's philosophy is that, through the concept of cloud computing and technology, in the cloud game operation mode, all games are ...

To the digital media, the state news agency ended the 131-year course, according to Xinhua news agency New Zealand newspaper August 31 broadcast the last news officially closed, ending its 131-year national news agency course.　　In recent years, the newspaper Union has made efforts to transform the traditional management ideas and patterns, but it is difficult to rival the impact of digital wave and media integration. New Zealand newspaper was founded in 1880, All-weather to New Zealand's print media to transmit domestic and foreign news, won praise.　However, with the rise of digital media and media integration, the company's business model of the last hundred years is impacted and its role is blurred. ...

Qingdao World Park in the "Haier Wisdom life Experience Hall" before the spectacular queue scene, 3 days 17,000 people visit the volume, you can see the smart home life of good expectations. These technology products led by the geeks, can be recognized also depends on the user's experience, but its significance is not only the product experience, or an innovative concept and the Internet to try thinking. In the experience and dialogue between the visitor and the manufacturer, the power of interaction is reflected. The change of the geek mentality some of the visitors are directed at the special "Guide" in the pavilion-geeks, their professional patience and mutual ...

The reverse relay is an interesting 2D action game on the shelves earlier this month, and is also among the top in the App Store's billing rankings. Small series looking at the price so the delay did not start, but today, "reverse convey HD" ipad version limit, like Friends don't miss! Game name "Reverse transmit person HD" Current Price: limited to the ipad click Download Posted on: March 06, 2013 size: 41.4 MB "reverse convey HD" a fun 2D action game. Funny picture, lovely protagonist, I believe you will not hesitate to love it Oh, ...

Look cool every day, the day fresh It information all hold live, mobile internet play cool playing fashion in broad bean! Welcome to subscribe to broad bean network. [Product Information] Android Lehman: Jungle Adventures will be released on September 27. Lehman, who had broken his leg today, did not sign up for the Google Play store, and Ubisoft said that in order to provide players with the best gaming experience, the Android platform of Lehman: Jungle Adventure (Rayman Jungle Run) will be postponed until next Thursday, the month of 27th, but not for a few days. But when swimming ...

The original author: Ryan Hoover,product Hunt's founder has recently put forward: to determine the product market, you need to identify what the product can solve the problem. But it may be hard to get an accurate answer to this question on Twitter. Even Twitter founders find it hard to describe the product's purpose, let alone predict how it will evolve in the future. What is Twitter? Some people call it a social network, some call it a microblogging, but it seems really hard to define it, because ...

In this basic knowledge area I've seen an administrator send a complete introduction to WiFi (WAI-FAI) without the more popular 3G, one of which is the internet of things, http://www.chinacloud.cn/show.aspx?id= 2165&cid=17 for everyone more detailed understanding 3G I conveniently in Baidu know excerpt down after all, people say already good enough we don't need to modify the counter ...