Php Md5 Online

MD5 is the most common cryptographic algorithm used in Web applications. Since the MD5 is irreversible, the ciphertext after MD5 calculation can not get the original text through the reverse algorithm. The intention of using MD5 encrypted text passwords in Web applications is to prevent the passwords stored in the database from being compromised and then being directly acquired. However, the attackers not only have a large number of password dictionaries, but also set up a lot of MD5 original/ciphertext control database, can quickly find common password MD5 ciphertext, is the efficient way to decipher MD5 ciphertext. However, the number of MD5 ciphertext ...

The .htaccess file allows us to modify some server settings for a particular directory and its subdirectories. Although this type of configuration is best handled in the section of the server's own configuration file, sometimes we do not have permission to access this configuration file at all, especially when We are on a shared hosting host, and most shared hosting providers only allow us to change server behavior in .htaccess. .htaccess file is a simple text file, note the "." before the file name is very important, we can use your favorite text editor ...

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Xheditor is a simple and efficient online visual XHTML editor based on jquery, web-based access and compatible with IE 6.0+,firefox 3.0+,opera 9.6+,chrome 1.0+,safari 3.22+. Xheditor is completely based on JavaScript development and you can apply it to any server-side locale, such as PHP, ASP, ASP.net, Java, and so on. Xheditor can be in your CMS ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall website completes, the maintenance and the management becomes the work which needs to carry on continuously. 　　In this chapter, the site will be optimized for internal links, efficient maintenance, PR upgrade way to introduce. First, optimize the internal links of the site two, the site efficient maintenance of three common sense three, improve the site PageRank have a coup four, site exchange links to beware of counterfeit five, against the vulgar ban on the site's illegal content six, simple configuration let Web server impregnable ...

SME network security guidelines. [Theory] As the training site said, the enterprise's network security is a system, do all aspects of what is a major project, even if only a branch of network security also takes a long time to build, so in the early need to resolve the current main contradictions (ie "Stop bleeding" and control most of the risks in the first place). Based on the past experience of several of our people, we suggest that you have the following key positions in the control, you can achieve more with less effort immediate effect: 1) port control. All server non-business ports are all closed to the internet, managing ...

Network security refers to the network system hardware, software and its system data is protected, not accidental or malicious reasons to be damaged, change, leakage, the system continuously reliable normal operation, network services uninterrupted. Network security is essentially the information security on the network. In a broad sense, all relevant technologies and theories related to the confidentiality, integrity, usability, authenticity and controllability of information on the network are the research fields of network security. Network security is a subject involving computer science, network technology, communication technology, cryptography, information security technology, applied Mathematics 、...

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