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Sucuri Blog

The latest news in website malware infections, WordPress vulnerabilities, troubleshooting errors, and security best practices.
Website Security

1031 posts

How to Protect Your Site From Content Sniffing

How to Protect Your Site From Content Sniffing with HTTP Security Headers

  • Kyle Knight
  • December 18, 2025
WordPress Security

674 posts

Auto-Login Backdoor Disguised as JavaScript Data File

WordPress Auto-Login Backdoor Disguised as JavaScript Data File

  • Puja Srivastava
  • December 10, 2025
HTTP Errors

10 posts

What Is a 501 Error & How to Fix It

What Is a 501 Error & How to Fix It

  • Kyle Knight
  • October 11, 2025
How to Protect Your Site From Content Sniffing
  • Security Education
  • Website Security

How to Protect Your Site From Content Sniffing with HTTP Security Headers

  • Kyle Knight
  • December 18, 2025
Ever had a perfectly “safe” page or file turn into an attack vector out of nowhere? That can happen when browsers start guessing what your…
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How to Protect Your WordPress Site From a Phishing Attack
  • Security Education
  • Website Security

How to Protect Your WordPress Site From a Phishing Attack

  • Kyle Knight
  • December 12, 2025
If you run a website, manage a business inbox, or even just use online banking, you’ve already lived in the phishing era for a long…
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Auto-Login Backdoor Disguised as JavaScript Data File
  • Security Advisory
  • Website Malware Infections
  • WordPress Security

WordPress Auto-Login Backdoor Disguised as JavaScript Data File

  • Puja Srivastava
  • December 10, 2025
During a recent investigation, we discovered a sophisticated WordPress backdoor hidden in what appears to be a JavaScript data file. This malware automatically logs attackers…
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Vulnerability & Patch Roundup — November 2025
  • Security Advisory
  • Website Security
  • WordPress Security

Vulnerability & Patch Roundup — November 2025

  • Sucuri Malware Research Team
  • November 30, 2025
Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes…
Read the Post
How to Audit & Improve Your Website's Security
  • Security Education
  • Website Security

How to Perform a Website Security Audit (with Checklist)

  • Pilar Garcia
  • Last Updated: November 21, 2025
Why Should You Audit Your Website for Security? Most hacks and cyber attacks happen because of poor security practices. The first step you can take…
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A Beginner’s Guide to the CVE Database
  • Security Education
  • Website Security

A Beginner’s Guide to the CVE Database

  • Kyle Knight
  • November 19, 2025
Keeping websites and applications secure starts with knowing which vulnerabilities exist, how severe they are, and whether they affect your stack. That’s exactly where the…
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How to fix the ERR_TOO_MANY_REDIRECTS Error
  • Security Education
  • Website Security

How to Fix the ERR_TOO_MANY_REDIRECTS Error

  • Maninder Toor
  • November 13, 2025
Encountering the ERR_TOO_MANY_REDIRECTS error (also called a redirect loop error) can be frustrating, especially when your website was working fine just moments ago. This issue…
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How Do You Find Website Backdoors
  • Security Education
  • Website Malware Infections
  • Website Security

Ask Sucuri: How Do You Find Website Backdoors?

  • Juliana Lewis
  • Last Updated: November 12, 2025
A website backdoor is malicious code injected into a website to allow unauthorized access. These hidden entry points can give attackers full control over your…
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How to Choose WordPress Caching Options
  • Sucuri

How to Choose WordPress Caching Options

  • Kyle Knight
  • November 11, 2025
If you want a faster WordPress site, caching belongs at the center of your performance plan. It reduces the work your server has to do…
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Slot Gacor - The Rise of Online Casino Spam
  • Security Advisory
  • Website Malware Infections
  • WordPress Security

Slot Gacor: The Rise of Online Casino Spam

  • Ben Martin
  • November 7, 2025
Online casino spam has been without a doubt one of the most prevalent types of spam content that we’ve seen on infected websites in recent…
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Vulnerability & Patch Roundup — October 2025
  • Security Advisory
  • Website Security
  • WordPress Security

Vulnerability & Patch Roundup — October 2025

  • Sucuri Malware Research Team
  • October 31, 2025
Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes…
Read the Post
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