I wanted to share some of the grey hat and black hat SEO practices which you should never implement on your website. Black hat SEO or spamdexing is known as deliberate manipulation of search engine index. It involves number of activities. Grey hat SEO is also part of black hat but it includes less spammy activities.
I have listed 21 activites under black and grey hat. You should never ever try these on your website. If caught your website may face lots of trouble under Google’s panda, penguin or manual penalty.
Black Hat SEO Techniques
1. Cloaking
2. Page hijacking
3. Cookie stuffing
4. Mirror websites
5. Sybil attack
6. Duplicate content
7. Hidden text
8. Doorway pages
9. Invisible links
10. Scraping
11. Ads only pages
12. Automatically generated keyword pages
13. Link farm
14. Keyword stuffing
15. Spammy Footer links
16. Auto anchor text
17. Spammy comments
I have listed 21 activites under black and grey hat. You should never ever try these on your website. If caught your website may face lots of trouble under Google’s panda, penguin or manual penalty.
Black Hat SEO Techniques
1. Cloaking
- Cloaking activity is in the top list of black hat seo technique. Cloaking is the act of serving web page(s) to search engine spider different from human visible web page(s).
2. Page hijacking
- Page hijacking is the activity of creating rogue copy of a popular web page. And when user clicks the link it is redirected to unrelated or malicious web page.
3. Cookie stuffing
- Cookie stuffing is the activity of placing unwanted malicious cookies on user’s system. Whenever user opens any site it is redirected to malicious website.
4. Mirror websites
- Mirror websites is act of creating multiple sites on different domains with similar content and links.
5. Sybil attack
- Sybil attack is the act of creating multiple sites at different domains which links each other.
6. Duplicate content
- Creating webpage or website with duplicate content is also black hat SEO activity.
7. Hidden text
- Hidden text is the activity of putting content in web page which is not visible to users. But it can be read by search engine spiders.
8. Doorway pages
- Doorway pages is the act of creating one or two page website with very little content and links to another website.
9. Invisible links
- Invisible links is just like hidden text putting links in web page source which is not visible to users.
10. Scraping
- Do not scrap content or data from other website. It is also known as black hat SEO activity.
11. Ads only pages
- The web page does not contain any content and filled with lots of ads is called ads only pages.
12. Automatically generated keyword pages
- Most of the webmasters and SEOs are using this technique in which webpage generates content dynamically based on certain page elements and rules.This technique is calles as Automatically generated keyword pages and comes under black hat SEO activities.
13. Link farm
- Link farm is the activity of creating multiple websites just to give link each other.
14. Keyword stuffing
- When webpage is stuffed with lots of keywords in meta tags and content is called as keyword stuffing.
15. Spammy Footer links
- Putting keyword targeted links in footer which has no use for users is called as spammy footer links
16. Auto anchor text
- Now days SEOs use plugins for blogger and wordpress which auto links your website content with auto anchor text is comes under grey hat activities.
17. Spammy comments
- Most of the SEOs using this for posting on different website and blogs. The comment which has no relation with the post content and context is called as spammy comment.
- Low quality pages
- Low quality web pages are the pages which is very less useful for users.
18. No content
- Many SEOs creates blank pages just to get indexed multiple pages in search engines.
19. Unnatural links
- Unnatural links is the activity of getting multiple links either by buying links or exchanging links from other website.
20. Rich snippet abuse
- Now days most of the webmaster is using rich snippet abuse technique just to get better CTR from search result pages.
21. Paid Links
- Paid links is the act of purchasing links from websites just to manipulate search engine algorithm of backlinking.


