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Application Security


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Broken Authentication and Session Management

In general, web developers care for some common vulnerability in web applications. But there are some dangerous and less known vulnerabilities, which widely exist on

April 27, 2012 Application Security, Hacking
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Hacking WolframAlpha – The Anatomy

Preview Sharing source code with peers is one thing; sharing secrets over a public medium is another. The all-seeing eye of Google has no mercy,

April 24, 2012 Application Security, Hacking
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Passive Fingerprinting

During penetration testing, the main objective of the auditor is to exploit and gain access. For that to happen, it is required to have some

April 19, 2012 Application Security, Hacking
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Penetration Testing for iPhone Applications- Part 2

In the first part of this article, we discussed the iPhone application traffic analysis. In this part, we will take a look at the privacy

April 18, 2012 Application Security
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Iframe & the Security Risk

Web application security is always an important topic to discuss because websites seem to be the first target of malicious hackers. Hackers use websites to

April 17, 2012 Application Security, Hacking
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Insecure Cryptographic Storage on Web Applications

Nowadays, every organization uses digital data storage and web application to manage and update data. As internet usage increases, it is important to digitize everything

April 11, 2012 Application Security, Hacking
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The Importance of Securing a Linux Web Server

With the significant prevalence of Linux web servers globally, security is often touted as a strength of the platform for such a purpose. However, a

April 05, 2012 Application Security, Hacking
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Book Excerpt: Web Application Security, A Beginner’s Guide

Web Application Security: A Beginner’s Guide provides IT professionals with an actionable, rock-solid foundation in Web application security–from a complete overview of the tools and

April 03, 2012 Application Security, Hacking

SQL Injection through HTTP Headers

During vulnerability assessment or penetration testing, identifying the input vectors of the target application is a primordial step. Sometimes, when dealing with Web application testing,

March 30, 2012 Application Security, Hacking
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Security Dangers of Web Management Interfaces

Web based interfaces are convenient for managing networking equipment, but under no circumstances should these be open to the world and the internet. Many networks

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Clickjacking, Cursorjacking and Common Facebook Vulnerabilities

Clickjacking is one of the most used attacks by spammers on Facebook. Almost in every month, we face a new type of clickjacking attack on

March 12, 2012 Application Security, Hacking
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Abusing Social Networking Sites to Perform Content Forgery

Web Application vulnerabilities in social networking sites are very common these days. In this article, we will discuss a vulnerability found in social networking sites

March 01, 2012 Application Security, Hacking
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Minimizing Vulnerabilities in Applications – Part 1

When I communicate with programmers who are writing a code for custom applications, I often wonder how carelessly they relate to the issue of safety

February 22, 2012 Application Security
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How to Build a Secure RPC Interface for AJAX Apps With Google Web Toolkit

Why use GWT? Most modern web applications utilize an AJAX functionality of some sort to make them highly interactive and to have a user interface

February 21, 2012 Application Security
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pcAnywhere Leaked Source Code – An Anonymous Review

The pcAnywhere source code leaked out onto the internet late January 2012 includes 47,021 files weighing in at 1.3GB. The October 2006 snapshot provides an

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How Can FireFox Plugins Help You?

I have a pet hate. This is something that really annoys me when I get a new laptop, which if you ask my girlfriend is

February 10, 2012 Application Security, Hacking
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RootSmart Android Malware

Summary Android’s increasing popularity, combined with the possibility to create alternative markets, makes this platform a fertile ground for malware authors. While most of these

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Penetration Testing for iPhone Applications – Part 1

This article focuses specifically on the techniques and tools that will help security professionals understand penetration testing methods for iPhone applications. It attempts to cover

February 09, 2012 Application Security
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OWASP Top 10 Rundown

Once upon a time there was no Internet and there was no concept of the Web. But time has passed and today we have a

January 26, 2012 Application Security
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Burp Suite Walkthrough

Burp Suite is one of the best tools available for web application testing. Its wide variety of features helps us perform various tasks, from intercepting

January 20, 2012 Application Security
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Under the Hood: Reversing Android Applications

For several years now, there has been an explosive increase in the use of mobile applications. Included in this staggering increase of mobile software are

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Risk Management – Chapter 2

Managing security is managing risk. As explained in Chapter 1, Security ensures the confidentiality, integrity, and availability of information assets through the reasonable and appropriate

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A Few Words on Malware – The Sality Way

Malware comes in different sizes and shapes. Trojans, worms, viruses, downloaders, and others are becoming more common than common cold medicine. These malware are mixed

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Inserting Vulnerabilities in Web Applications

In this article we will look at how we can insert vulnerabilities in web applications. Why? There are basically two reasons. Firstly, it allows us

January 16, 2012 Application Security, Hacking

Cross-Site Scripting (XSS)

Web applications today suffer from a variety of vulnerabilities. Cross Site Scripting (XSS) is one of the most prevalent web application security flaws, yet possibly

January 10, 2012 Application Security, Hacking

Fuzzing – Application and File Fuzzing

In our first article, we reviewed the basics of fuzzing as well as the mutation and generation technique. We have also introduced the PeachFuzzer, which

January 04, 2012 Application Security, Hacking

Secure Random Number Generation in JAVA

Some Random Number concepts: “Random numbers” means numbers which are random in practice (i.e. unpredictable and non – reproducible). As simple this term looks when

December 14, 2011 Application Security, Other

Security in Public API’s – How

Far too often we will download an API (Application Programming Interface) from Programmable Web, or download an SDK like the Facebook SDK and not worry

October 26, 2011 Application Security

Understanding the implications of Facebook Connect and OAuth

Over the last month there has been a minor if interesting discussion about the use of Facebook Connect and the idea that it does not

October 17, 2011 Application Security

SQL Injection: The Equal Opportunity Vulnerability

Introduction  Read more… (2988 words, 16 images, estimated 11:57 mins reading time) This is a preview of SQL Injection: The Equal Opportunity Vulnerability. Read the

HTTP Response Splitting Attack

Introduction: In this paper we will discuss HTTP Response Splitting and how the attack can actually be carried out. When we’re clear about how it

October 12, 2011 Application Security, Hacking

Application Security, Deconstructed and Demystified

Security professionals have all heard, read, and in some instances, directly felt the impact of insecure or vulnerable applications. Whether they originate from an internal,

August 04, 2011 Application Security

Attacking Web Services Pt 2 – SOAP

In the previous article, we discussed forming a SOAP request based off the operations listed in a WSDL file and automating this task with Buby

Attacking Web Services Pt 1 – SOAP

Background: I often receive testing related questions from AppSec folks new to web services about the techniques used to discover and attack them. Often, web

OWASP Top 10 Deeper Dive – A8: Failure to Restrict URL Access

Description: Parsing the OWASP Top Ten with a closer look at Failure to Restrict URL Access Introduction Per our discussion of OWASP Top 10 Tools

June 08, 2011 Application Security

Web Application Firewalls with Mod Security

One of the biggest problems that businesses and individuals face today is the cost of web application security. It is not uncommon in the UK,

OWASP Top 10 Deeper Dive – A5: Cross-Site Request Forgery (CSRF)

Description: Parsing the OWASP Top Ten with a closer look at Cross-Site Request Forgery (CSRF). No freely available or open source tools "automagically" discovers CSRF

April 21, 2011 Application Security

Finding Security Vulnerabilities in PHP Using Grep

Description: Using grep to find common web application vulnerabilities within your applications. Introduction It is a common misconception that companies need to purchase complicated and

March 29, 2011 Application Security

OWASP Top 10 Tools and Tactics

Description: A tool for each of the OWASP Top 10 to aid in discovering and remediating each of the Top Ten Introduction If you’ve spent

March 21, 2011 Application Security
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