SEO How to prevent the site is hung Trojan?!
Since doing the station, the site has been hung two times Trojan, not only to make their own work flow increased a lot, but also to the Web site traffic growth has brought bottlenecks, the economy has a lot of losses! Fortunately, it has added a lot of awareness of the safety of the website and prevent the knowledge of being hanged horse!
So want to win in the field of SEO, to prevent the site is hanging horse, to put in the first! Safety first, people are, the website is!
Often some people will ask: My site is unknown to the Trojan, how can effective prevention site was hung horse?
This issue needs to be analyzed in detail:
One, if it is their own server.
Because you only need remote login, you can manage the entire server, the permissions are relatively large, so you can put the site folder in addition to the database all set to read-only!
If it is because of the Webshell, you should first find the shell file that was implanted after the hacker invaded. Delete and then set
But Webshell is usually through injection or remote overflow to get, so the site should do well to prevent injection!
The server needs to be patched regularly!
Second, if it is a virtual host, buy the space.
In this case you can operate less things, then only login to the management system settings.
Now the general system has such a function. You can go and find it. Set the related file to read-only! or set directory permissions.
Setting to read-only is one of the better ways to prevent intrusion.
Iii. Procedural aspects
Check your program. The method is in the FTP time to sort, to see if your file has been modified by others, the other is to try to filter out some of the more sensitive characters!
Four, once there is a trojan, you need to quickly find, the general Trojan in the form of appearance, or file in the form of your upload picture directory and file directory, carefully find these two places!