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SEO Spam

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 ranking on search engines — all this costs a lot of money. At the end…

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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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SiteCheck September Report

October 7, 2020Denis Sinegubko

SiteCheck Malware Report: September Summary

Our free SiteCheck tool helps website owners remotely scan their website to detect malware infections, blacklisting status, website errors, and other anomalies. Scanning a website’s external HTML source code provides…

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Labs Note

August 20, 2020Luke Leal

COVID-19 Chloroquine Pharmaspam

A recent SiteCheck scan of an organization’s website showed an interesting pharmacy spam injection targeting COVID-19-related pages of websites. The HTML that was flagged by our SiteCheck signature, spam-seo.hidden_content?100.2, shows…

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Clever SEO Spam Injection

July 30, 2020Luke Leal

SEO Hacktool: Sitemap Generator

An XML sitemap is an important part of a website’s SEO and exists to help search engine crawlers index new URLs on your website. For example, if a site has…

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Sucuri labs

July 6, 2020John Castro

Vulnerabilities Digest: June 2020

Highlights for June 2020 Cross site scripting is still the most common vulnerability in WordPress Plugins. Bad actors are taking advantage of the lack of restrictions in critical functions and…

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What is the Gibberish Hack?

June 12, 2020Justin Channell

What is the Gibberish Hack?

Discovering some random folder with numbers and letters you don’t remember on your website would make any website owner put on their detective cap. At first, you may think, “Did…

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How to Find & Fix WordPress Pharma Hack

June 1, 2020Justin Channell

How to Find & Fix WordPress Pharma Hack

It’s hard for any website owner to discover pharmaceutical spam. Finding bogus content for prescription drugs on a website you watched grow from a tiny blog can be heartbreaking. But…

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What is online gambling spam and what can I do about it?

April 13, 2020Art Martori

What is online gambling spam and what can I do about it?

When it comes to online gambling spam, first think about fantasies of fame and fortune. Who hasn’t imagined defying the odds at an exotic casino? Splitting a pair of sevens….

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Top 10 Hacks & Attacks from 2019

April 8, 2020Art Martori

Top 10 Hacks & Attacks from 2019

Last year was a busy one in the world of website security. Our 2019 Threat Research Report shows that over 60% of websites we cleaned had a vulnerability at the…

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Labs Note

April 2, 2020Luke Leal

Face Mask Spam Links Injected in WordPress Database

During a recent malware removal request, we found a compromised WordPress site being used to redirect to spam websites. The campaign was leveraging an increase in search queries related to…

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