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Often hear a webmaster said their website was black, then what is it? What are the symptoms of the black site, how to restore weight after being black? Today, the author concludes with you.
Several forms of Web site hacked:
1, linked link
That is, the so-called black chain, most will be set into a user browser to open the page can not see, but the search engine spider program to grab the time to catch, this is hackers get a lot of high weight one-way link means to this profit.
This kind of situation stationmaster do not pay attention to words difficult to discover. The main means of hiding the links under the description are:
A, using the label display in the CSS, set the display element of the black chain to none, not on the page.
B, the use of CSS color elements, the black chain of the label display color and page page color consistent.
C, the use of CSS floating or positioning technology, the black chain floating or positioning in the Web page can not browse to the location.
2. Search Engine Deception
Add a piece of code, through the visitor's useragent attribute to distinguish between ordinary users and search engines, normal ordinary users visit, see the normal page. But for search engine spider returns any custom page content, achieves deceives the search engine the goal. The use of the black site's high weight, and quickly do keyword ranking in search engine ranking the forefront of the results.
3, ordinary users cheat (malicious jump)
To add a jump code to the page, when the user clicks on the visit, automatically jump to the specified page. Use of the black site's large flow, to achieve rapid drainage of a large number of users.
4. Add page File
Do not tamper with the Web page file, but generate a large number of pages, using the black site's high weight, quickly achieve the keyword ranking effect.
5. Data leakage
Through the access to the server permissions, download the Web site database, to achieve the purpose of data theft.
6. Other
A situation not summarized by other authors.
Steps to restore weight after Black:
found that the site was black, of course, the first time to clear the Trojan, repair tamper files, scan the backdoor and so on some of the technical processing, space limit, we can go to search, online a lot of related tutorials. Here we mainly to clean up the site, how to restore weight.
After the website is hacked, it will be affected more or less, even the K station is serious. At this point our processing steps are extremely important:
1, has been the security alliance prompts the risk the website, must first apply to solve the seal
After the security alliance detects that the site is hacked, the search results are prompted to be risky and blacklisted. Because Baidu search results have access to security Alliance credit data, so the first step should be to the security alliance to apply for a solution.
2, attract spiders to crawl new, correct page
Clean up and apply for security alliance after the closure, you should quickly attract search engine spiders to crawl the correct page. The fastest way is to use the Webmaster platform tools inside the crawl diagnostics, the effect is very good. Also need to build some high-quality outside the chain, is equally important.
3, have found that the increase in the garbage page is included, you need to submit applications to delete
If there is a lot of new pages, and has been included, through the site command to collect the page address or delete files directly before the server to export the address, and then in the search engine webmaster platform tools to submit dead link processing.
4, search engine webmaster Platform Feedback
The major search engines have their own webmaster platform, which also has a Web site feedback function. Site processing can be feedback under the situation, there are unexpected effects oh.
5, the normal update content
Finally, of course, to restore normal updates, let search engines know that the site is still in normal operation.
(This article by the scientific and technological achievements http://tec.k8008.com original, starting A5. Reprint please reserve the source, thank you. )