Core JWT Vulnerability Analysis and Attack Scenarios The majority of successful JWT attacks begin with a single objective: bypassing the server’s signature verification logic. If the signature can...

1. Basic Concepts of SOAP Contrary to its name, SOAP (Simple Object Access Protocol) is not a simple protocol. It is platform and language independent, offering flexibility to operate over various...

When a file upload feature is present, you should check the following items. Fundamentally, from a developer’s perspective, a whitelist or allowlist approach is ideal. Checklist Check the...

Web Penetration Testing: Dissecting HTTP Headers When performing web penetration testing, HTTP headers are the backbone of communication between the client and server. They provide crucial clues f...

Differences Between Cookies and Sessions Cookies Cookies are small pieces of data stored in the client’s local storage in key-value pairs. They are primarily used in web applications to identify u...

2021 Top 10 Web Application Security Risks A1:Broken Access Control (was A5) Description Access control is a security mechanism that enforces policies to ensure users can only act within their i...

2017 Top 10 Web Application Security Risks A1:Injection Description Injection vulnerabilities, appearing in various forms like SQL, NoSQL, OS, and LDAP injection, occur when untrusted data is sen...

1. Command Injection: The Shell is the Limit Command Injection is one of the most critical vulnerabilities we can encounter. A successful attack can lead beyond simple data theft to the ‘Holy Grai...

Server-Side Request Forgery (SSRF): When Your Server Becomes an Attacker’s Proxy Introduction Server-Side Request Forgery (SSRF) is a critical web security vulnerability that allows an attacker t...

The Cross-Site Request Forgery (CSRF) Attack Let’s dive deep into Cross-Site Request Forgery (CSRF), one of the most subtle and dangerous attacks in web application security. CSRF is an attack tha...