Ninja blog

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 […]

Local File Inclusion (LFI) is a common security vulnerability that allows attackers to include files that are already present on a server. This can lead to serious consequences, including unauthorized access to sensitive information, code execution, and even denial of service. Understanding LFI is crucial for web developers and system administrators alike. What is Local […]

SQL injection remains a critical vulnerability in web applications. One common type is the UNION-based SQL injection attack. This article explores how attackers exploit this vulnerability and offers practical prevention tips. What is SQL Injection? SQL injection is a technique where attackers manipulate SQL queries. By injecting malicious SQL code into input fields, they can […]

SQL injection (SQLi) remains one of the most critical threats to web applications. This attack allows attackers to interfere with the queries made to a database. When poorly constructed SQL queries are exposed, hackers can manipulate them to gain unauthorized access to sensitive data. What is SQL Injection? SQL injection occurs when an attacker provides […]