SEO Spam Dominated Website Infections in 2019: Report

guest · Jan 30, 2020

SEO Spam Dominated Website Infections in 2019: Report
January 30, 2020
https://www.securityweek.com/seo-spam-dominated-website-infections-2019-report

Nearly two-thirds of infected websites had a form of SEO spam present, with database spam being the most prevalent form of infection. At least one form of backdoor was found on 47% of the compromised websites, providing attackers with persistent access to the infected environment.

During 2019, 60% of websites were vulnerable at the point of infection, marking an increase of 4% compared to the previous year and indicating that patches are not installed in a timely manner. Over 56% of all CMS applications were found to be outdated, Sucuri’s 2019 Website Threat Research Report (PDF) shows.
Attacks involving credit card stealers and e-commerce sites went up last year, and Sucuri says it removed over 1,700 client-side and 600 server-side stealers from infected websites.

According to the website security company, 49% of WordPress installations were outdated at the point of infection last year, a much lower percentage when compared to Joomla (90%), Magento (87%), and Drupal (77%).
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Sucuri: Hacked Website Threat Report – 2019
Full Report: "2019 Website Threat Research Report" (PDF): https://sucuri.net/wp-content/uploads/2020/01/20-sucuri-2019-hacked-report.pdf

guest · Feb 17, 2020

What is Spamdexing and How to Address It?
February 10, 2020
https://blog.sucuri.net/2020/02/spamdexing-seo-spam.html

If you’re wondering what is SEO spam, a good way to gain an understanding is finding this wily beast in the wild. In your favorite browser, search with the terms buy viagra cialis. (You might want to check over your shoulder first.)
Now, without clicking anything, scroll through the results. Doesn’t it seem odd that seemingly non-pharmaceutical websites are advertising these medications?

You’ve just spotted a few likely examples of spamdexing, where innocent websites have been hacked and injected with keywords intended to lure traffic to bad actors’ scams.
Search engine algorithms are designed to ignore scam websites. That’s why hackers manipulate search engines through spamdexing.
[...] our own research shows SEO spam remains the number-one type of website infection.

Removing SEO spam can take time, so be proactive with it. If you’re infected, fix it now and protect your visitors — either on your own or have a professional do it for you.
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