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SEO Spam

Chinese Gambling Spam Leverages World Cup Keywords

December 2, 2022Denis Sinegubko

Chinese Gambling Spam Targets World Cup Keywords

Since 2018, our team has been tracking an interesting type of website infection where the <title> tag of a hacked website is changed to Chinese text — changes which are clearly seen in the website’s search results and source code. However, when you open the…

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Massive ois[.]is Black Hat Redirect Malware Campaign Targets WordPress Sites

November 8, 2022Ben Martin

Massive ois[.]is Black Hat Redirect Malware Campaign

Since September 2022, our research team has tracked a surge in WordPress malware redirecting website visitors to fake Q&A sites via ois[.]is. These malicious redirects appear to be designed to…

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What is 503 Service Unavailable & How to Fix It

October 18, 2022Rianna MacLeod

What is the 503 Service Unavailable Error & How to Fix It

Imagine for a moment that you’re searching for a topic. You find what you’re looking for on the first page of Google’s search results and click through to the website….

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Gambling SEO Spam in Visual Composer Raw HTML Element: vc_raw_html

September 14, 2022Denis Sinegubko

Gambling Spam in Visual Composer Raw HTML Element: [vc_raw_html]

Bad actors often look for clever ways to boost the rankings and visibility of their spam pages in search. One of the many black hat SEO injections that we regularly…

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What is a 500 Internal Server Error & How to Fix It

September 1, 2022Rianna MacLeod

What Is a 500 Error & How to Fix It

A frustrating interruption to anyone’s day is the infamous 500 internal server error. When it happens not only do you lose traffic or potential site revenue, but it can also…

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404 errors in google search console after a hack and SEO spam

August 25, 2022Cesar Anjos

How to Remove 404 Errors in Search Console

Hacked websites are known to result in a plethora of headaches for webmasters, including malicious redirects, broken links, and unwanted spam content. But did you also know that it can…

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SiteCheck Q2 2022 Report

July 7, 2022Denis Sinegubko

SiteCheck Malware Trends Report – Q2 2022

For the latest malicious scripts, check out our SiteCheck Q3 Malware Trends report. Conducting an external website scan for indicators of compromise is one of the easiest ways to identify…

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Anatomy of WordPress Malware

July 5, 2022Mohit Jawanjal

Top 5 Most Common WordPress Malware Infections: An Anatomy Lesson

WordPress security is serious business – and an essential consideration for anyone using the world’s most popular CMS (Content Management System).   While the WordPress team quickly addresses known security issues…

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2021 Threat Report Webinar

June 23, 2022Rianna MacLeod

2021 Threat Report Webinar

The threat landscape is constantly shifting. As attackers continue to hone their tools and exploit new vulnerabilities, our team works diligently to identify and analyze threats posed to webmasters. So…

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December 29, 2020Mohit Jawanjal

SEO Spam Links in Nulled Plugins

It’s not unusual to see website owners running things on a budget. Choosing a safe and reliable hosting company, buying a nice domain name, boosting posts on social media, and…

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Labs Note

November 23, 2020Luke Leal

Hidden SEO Spam Link Injections on WordPress Sites

Often when a website is injected with SEO spam, the owner is completely unaware of the issue until they begin to receive warnings from search engines or blacklists. This is…

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