The website was hacked question how to prevent

　　When the site just on the line is not too many people know, this time the site is certainly very smooth, without any malicious behavior ***, is also the best time to lay the foundation of the site, rainy day, the early line on the site to do the work safety measures to avoid the problems encountered late site helpless situation after a certain flow.
　　Check the first to develop good habits, to open the IIS7 web site monitoring function to detect whether a site has been hijacked can detect whether the domain name is the wall, DNS contamination detection is a necessary tool when doing website management. Also do the following to prevent your site is not black.
　　1 savers security. The main aspects of the program is careful not to use the network spread a cracking program, what the program is difficult to ensure the back door, if you are serious want to operate a Web site, try not to use them to crack source. Currently on the market a lot of variety of program sites are free, procedural security official still be guaranteed, even if there are security issues official also repaired the first time. When it comes to blog program, then, the world is still relatively small series is recommended to use the data rather than zblog particularly recommended wordpress, partly because zblog more suitable for people accustomed to the operation, on the one hand is compared wordpress under more bloated, and often broke security vulnerabilities .
　　2 host security protection. Servers, hosts this regard is the problem more common, because selling a host, server higher profits, leading the market there are too many small hosting, server businesses, and these businesses are mostly the price advantage to attract users, but their safety has not been done, the emergence of frequent outages, what is more often the site was linked to horse unaware. So choose a reliable web host is very important to point select the host is, try to choose big hosting companies, not for the sake of small cheap to buy those cheap host on Taobao, a problem when the big host's technical ability to He emerged. If website traffic is relatively large, need to purchase user VPS can be considered Ali cloud, currently Ali cloud in the domestic cloud VPS market is almost dominance, Ali security system is also very good, as the performance of Ali cloud old user Ali cloud really made me satisfied.
　　3, open the site security. Site security This said, the more, the software, hardware firewalls are, of course, for the grass-roots owners concerned, or the use of Baidu cloud acceleration, 360 security guards more sites too, because of its relatively mature at the technical level, compared labor heart trouble themselves to install a firewall for some undoubtedly much more effective. Baidu and 360 and the current site security products with CDN acceleration features for site speed, user experience is a very good choice, then open another CDN can hide the real IP address of the server, to avoid a lot of * **, but both services are required site for the record, there is no record of a friend recommended accelerated music, treasure and other security fee CDN services.
　　4, to develop good habits Site Actions. These mainly related to the site directory permissions aspect Fortunately, the current site of the program are generally the file permissions to control better, we need to pay attention to only pay attention to the safety of the site account, do not use too simple password to prevent brute force. In addition, modify the site administrator login address, modify VPS login port, are some relatively good to avoid ****** tips.
　　5. Develop good backup habits. Often in the river walk, how can we avoid wet shoes, even moonlight blog has to be ****** something goes wrong, who can ensure foolproof security of their own websites it, regardless of whether your hosting providers have a backup regularly backup site is sure to develop good habits. Manual backup is too much trouble, it is recommended to install the backup plug-ins, or "multi-Backup" and other free backup tool automatically backed up.