black chain, refers to the invisible, but is the search engine to calculate the weight of the outside chain. The most common black chain is through a variety of Web site program loopholes, access to search engine weights or PR higher site Webshell, and then in the black site linked to their site, its nature and the Ming chain consistent, are belong to the high efficiency to improve the ranking and use of cheating.
So, hanging black chain is bad for the website. Therefore, in general, the webmaster will choose to delete it. webmaster Friends in the face of the site is malicious large area of the embedding black chain, you can use the Site Security Dog batch Replacement tool to remove these black chain content.
let's look at an example of how the bulk substitution tool operates:
When we discover the black chain content through the website Security Dog's Web horse Avira function, such as:
Step 1: Click on the website Security Dog "Security toolbox-Bulk Replace". The Security Toolkit for Web security dogs includes Dede, bulk replacement tools, and Web site monitoring Tools .
Step 2: Set the directory to be checked in the "Bulk Replace tool" interface
Step 3: Click "Next" to set the content to be replaced
Step 4: Click "Next", the tool will automatically scan the content and replace
after the replacement procedure is complete, we can see that the black chain is missing. Free, you may try it ~ ~
How to quickly delete a website black chain security dog bulk Removal Tool