After logging it will automatically open c o n ta c t page. Most modern web applications are dynamic in nature, allowing users to customize an application website through preference settings. Dynamic web content is then generated by a server that relies on user settings. These settings often consist o f personal data that needs to be secure. On die contact page, enter your login name or any name Y o u r n am e held Enter any email in email address held.

Oil diis page, you are te s tin g for cross-site scripting vulnerability. Cross-site Scripting is among the most widespread attack methods used by hackers. You have successfully added a m a lic io u s s c rip t die contact page. The comment widi malicious link is sto re d on die server. Cross-site scripting also known as X SS occurs when a web application gathers malicious data from a user. The data is usually gathered in the form o f a hyperlink which contains malicious content widiin it.

The user most likely clicks on diis link from another website, instant message, or simply just reading a web board or email message. Whenever any m e m b e r comes to die contact page, die a le rt soon as die web page is loaded. Lab Analysis Analyze and document the results related to die lab exercise. Questions 1. Analyze how all the malicious scnpts are executed a vulnerable web application.

Analyze if encryption protects users from cross-site scripting attacks. Evaluate and list what countermeasures you need to take to defend from cross-site scripting attack. Lab Scenario With the emergence of Web 2. Hackers are concentrating dieir efforts on web-based applications - shopping carts, forms, login pages, dynamic content, etc. Tailor-made web applications are often insufficiendv tested, have undiscovered vulnerabilities and are therefore easy prey for hackers.

As an expert P e n e tra tio n T e s te r, find out if your website is secure before hackers download sensitive data, commit a crime using your website as a launch pad, and endanger vour business.

Cross site scnptmg and other vulnerabilities that expose the online business. Concise reports identify where web applications need to be fixed, thus enabling you to protect your business from impending hacker attacks! The objective of tins kb is to help students secure web applications and te s t websites for vulnerabilities and threats.

Acunetix Web vulnerability scanner is located at D: Overview of Web Application Security Web application security is a branch of Information Security that deals specifically with security of websites, web applications and web services. At a high level, Web application security draws on the principles of application security but applies them specifically to Internet and Web systems. Typically web applications are developed using programming languages such as PHP.

Related Interests

Lab Tasks 1. Follow the wizard-driven installation steps to install A c u n e tix V u ln e r a b ility S c a n n e r. To launch A c u n e tix W eb V u ln e r a b ility S c a n n e r move your mouse cursor to lower left corner of your desktop and click S ta r t. The Executive report creates a summary o f the total number o f vulnerabilities found in every vulnerability class.

This makes it ideal for management to get an overview o f the security of the site without needing to review technical details. The Scan Target option scans using saved crawling results. I f you previously performed a crawl on a website and saved the results, you can launch a scan against the saved crawl, instead o f crawling the website again. You can type http: Scan Type Select whether you want to scan a angle website or analyze the results of a previous ciawl. S In Scan Option, Extensive mode, die crawler fetches all possible values and combinations o f all parameters.

If you saved the site structure using the site cravrfer tool you can use the saved results here. The scan will load this data from the We file instead of ctawing crawfing the site again. If you want to scan a 1st of websites, use the Aanetw Scheduler You can access the scheduler interface by cfcckng the Ink below http: These options will defne the behaviour of the crawler for the current scans. If yc the general crawler behaviour, you should go to settngs. After crawling jet me choose the fiet to scan. The scan target option scans a list o f target websites specified in a plain text file one target per line.

Hacking Web Apps

The scan target option scans a specific range o f IP s e. Port numbers are configurable. The other scan options which you can select from the wizard are: I f a specific web technology is not listed under Optimize for the technologies, it means that there are no specific tests for it. Finish After analyzing the website responses, we have compied a 1st of recommendations foe the current scan. Instal the sensor on your target server s. If the sensor is already instaled, set the correct password for the serverfs by cicking on customize.

You can verify if a specific server responds by using the test button from the sensor settings. Case insensitive server It seems that the server is usrtg CASE nsensitrve URLs If you want to set case insensitive crawling check below, otherwise value from settings wd be used. Addrtional hosts detected Some additional hosts were detected Check the ones you want to nclude in the scan. This version w ill only scan for C rossS ite Scripting vulnerabilities!

O nly the full version of AcunetixW V Sw ill scan for all vulnerabilities.

Hacking Exposed™ Web Applications by Joel Scambray - PDF Drive

Acunetix Web Vulnerability Scanner s ta r ts scanning the input website. During the scan, s e c u rity a le r ts that are discovered on the website are listed real time under die Alerts node the S c a n R e s u lts window. A node Site Structure is also created, which lists folders discovered. I f the scan is launched from saved crawl results, in die Enable AcuSensor Technology option, you can specify to use sensor data from crawling results without revalidation, not to use sensor data from crawling results only, or else to revalidate sensor data.

The Web Alerts node displays all vulnerabilities found on the target website. I f you scan an H T T P password-protected website, you are automatically prompted to specify the username and password. Web Alerts are sorted into four severity levels: The number of vulnerabilities detected is displayed brackets next to the alert categories. When a scan is complete, you can s a v e th e s c a n hie for analysis and comparison at a later stage. Tins report allows developers and management to track security changes and to compile trend analysis reports.

Statistical reports allow you to gather vulnerability information from the results database and present periodical vulnerability statistics. This report allows developers and management to track security changes and to compile trend analysis reports.

1st Edition

N ote: To save die result it Acunetix WVS should be licensed version. The developer report groups scan results by affected pages and files, allowing developers to quickly identify and resolve vulnerabilities. The report also features detailed remediation examples and best-practice recommendations for fixing vulnerabilities. The Report Viewer is a standalone application that allows you to s a v e , e x p o rt, and p rin t g e n e ra te d re p o rts.

To generate a report, follow the procedure below. Select the type of report you want to generate and click on R e p o rt W iza rd to launch a wizard to assist you. If you are generating a c o m p lia n c e re p o rt, select the type of compliance report.

If you are generating a c o m p a ris o n re p o rt, select the scans you would like to compare. It you are generating a monthly report, specify the month and year you would like to report.

Click N e x t to proceed to the next step. Configure the scan filter to list a number ot specific saved scans or leave the default selection to display all scan results. Click N e x t to proceed and select the specific scan for which to generate a report. The Vulnerability report style presents a technical summary o f the scan results and groups all the vulnerabilities according to their vulnerability class. Each vulnerability class contains information on the exposed pages, die attack headers and the specific test details. Select what properties and details the report should include.

Click G e n e r a te to finalize the wizard and generate the report. The Scan Comparison report allows the user to track the changes between two scan results. H ie report documents resolved and unchanged vulnerabilities and new vulnerability details. The report style makes it easy to periodically track development changes for a web application. Lab Analysis Analyze and document die results related to die lab exercise. Mike Shema. Paperback ISBN: Published Date: Page Count: Sorry, this product is currently out of stock.

Flexible - Read on multiple operating systems and devices. Easily read eBooks on smart phones, computers, or any eBook readers, including Kindle. When you read an eBook on VitalSource Bookshelf, enjoy such features as: Access online or offline, on mobile or desktop devices Bookmarks, highlights and notes sync across all your devices Smart study tools such as note sharing and subscription, review mode, and Microsoft OneNote integration Search and navigate content across your entire Bookshelf library Interactive notebook and read-aloud functionality Look up additional information online by highlighting a word or phrase.

Institutional Subscription. Free Shipping Free global shipping No minimum order. Attacks featured in this book include: More and more data, from finances to photos, is moving into web applications. How much can you trust that data to be accessible from a web browser anywhere and safe at the same time? Some of the most damaging hacks to a web site can be executed with nothing more than a web browser and a little knowledge of HTML. English Copyright: Powered by.

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