Ninja blog

What Happened? A recent Apache update has sent shockwaves through the web hosting community, especially for systems where NGINX is used as a reverse proxy in front of Apache. Overnight, many websites, particularly those running on Plesk for Linux with the popular NGINX-Apache stack, became inaccessible, all due to a cryptic error: 421 Misdirected Request Why Is This Happening? […]

The latest BitNinja 3.12.3 release brings meaningful enhancements across various modules. This release introduces customizable connection monitoring for DosDetection, optimizes logging in WAF Pro, and simplifies system maintenance by removing the Backup module. These improvements aim to boost usability, transparency, and overall system stability for better server protection. BitNinja 3.12.3 Backup: BitNinja no longer includes […]

Revslider, a widely-used WordPress plugin, has come under scrutiny due to a security vulnerability found in its config.php file. This exposure raises concerns for site owners using vulnerable versions of this plugin. It's crucial to understand the risks associated with this vulnerability and the necessary steps to protect your website. Nature of the Vulnerability The […]

Malware injection remains a significant threat to websites and applications globally. This article discusses what malware injection is, how it occurs, and best practices for prevention. What is Malware Injection? Malware injection is a technique used by cybercriminals to insert malicious code into a legitimate program or a website. This code can exploit vulnerabilities in […]

Web applications typically use authentication mechanisms to prevent unauthorized users from accessing protected resources. However, attackers often search for weaknesses in these systems, with username enumeration being a common method to identify valid usernames in a system. This article will discuss various ways to identify valid usernames on any WordPress website, along with tips to […]

MySQL is the world's second most widely used relational database management system (RDBMS) and the most widely used open-source RDBMS. Its popularity makes it a target for cybercriminals, leading to numerous brute-force attack tools readily available on the Internet. What is a Brute-Force Attack? A brute-force attack is a method used by attackers to gain […]

SQL Injection is a type of attack aimed at exploiting vulnerabilities in an application's software. Attackers insert malicious SQL code into input fields, which the application executes against its database. This can lead to unauthorized access to sensitive information, data loss, or even complete system compromise. Recent Vulnerability Overview One significant SQL injection vulnerability has […]

Guestbooks have long been a feature on websites. They allow visitors to leave messages and share their thoughts. Unfortunately, these tools can also be exploited. In this article, we will explore how botnets scan for guestbook installations and the implications for website security. What is a Botnet? A botnet is a network of compromised computers. […]

In recent times, the threat of backdoors in web applications has escalated significantly. A backdoor allows unauthorized access to a system, making it a prime target for hackers. Organizations must understand how these vulnerabilities arise and how to address them promptly. What is a PHP Backdoor? A PHP backdoor is a malicious script programmed to […]