OWASP or Open Web Security Project is a non-profit charitable organization focused on improving the security of software and web applications. The organization publishes a list of top web security vulnerabilities based on the data from various security organizations. The web security vulnerabilities are prioritized depending on exploitability, detectability and impact on software. Exploitability – … Continue reading 10 Most Common Web Security Vulnerabilities →

Linux is the most widely used server operating system, especially for web servers. It is open source; this means anybody can have access to the source code. This makes it less secure compared to other operating systems as attackers can study the source code to find vulnerabilities. Linux Hacking is about exploiting these vulnerabilities to gain unauthorized access … Continue reading Hacking Linux OS: Complete Tutorial with Ubuntu Example →

Data is one of the most vital components of information systems. Database powered web applications are used by the organization to get data from customers. SQL is the acronym for Structured Query Language. It is used to retrieve and manipulate data in the database. What is a SQL Injection? SQL Injection is an attack that poisons dynamic … Continue reading SQL Injection Tutorial: Learn with Example →

More people have access to the internet than ever before. This has prompted many organizations to develop web-based applications that users can use online to interact with the organization. Poorly written code for web applications can be exploited to gain unauthorized access to sensitive data and web servers. In this article, we will introduce you … Continue reading How to Hack a Website: Online Example →

Customers usually turn to the internet to get information and buy products and services. Towards that end, most organizations have websites.Most websites store valuable information such as credit card numbers, email address and passwords, etc. This has made them targets to attackers. Defaced websites can also be used to communicate religious or political ideologies etc. … Continue reading How to Hack a Web Server →

What is DoS Attack? DOS is an attack used to deny legitimate users access to a resource such as accessing a website, network, emails, etc. or making it extremely slow. DoS is the acronym for Denial of Service. This type of attack is usually implemented by hitting the target resource such as a web server with too many … Continue reading DoS (Denial of Service) Attack Tutorial: Ping of Death, DDOS →

Wireless networks are accessible to anyone within the router’s transmission radius. This makes them vulnerable to attacks. Hotspots are available in public places such as airports, restaurants, parks, etc. In this tutorial, we will introduce you to common techniques used to exploit weaknesses in wireless network security implementations. We will also look at some of the countermeasures … Continue reading How to Hack WiFi (Wireless) Network →

Computers communicate using networks. These networks could be on a local area network LAN or exposed to the internet. Network Sniffers are programs that capture low-level package data that is transmitted over a network. An attacker can analyze this information to discover valuable information such as user ids and passwords. In this article, we will introduce you … Continue reading Wireshark Tutorial: Network & Passwords Sniffer →