Read e-book online Developer's Guide to Web Application Security PDF

By Michael Cross

Over seventy five% of community assaults are specified on the net software layer. This ebook presents particular hacks, tutorials, penetration checks, and step by step demonstrations for protection execs and net program builders to protect their so much weak applications.

This publication defines internet program safeguard, why it may be addressed prior within the lifecycle in improvement and caliber coverage, and the way it differs from different forms of net safety. also, the ebook examines the techniques and applied sciences which are necessary to constructing, penetration checking out and freeing a safe internet software. via a evaluation of modern net software breaches, the publication will reveal the prolific tools hackers use to execute internet assaults utilizing universal vulnerabilities akin to SQL Injection, Cross-Site Scripting and Buffer Overflows within the program layer. by means of taking an in-depth examine the strategies hackers use to use net purposes, readers should be larger built to guard confidential.

* the american crew estimates the marketplace for net application-security services will develop to $1.74 billion via 2007 from $140 million in 2002 * Author Michael Cross is a hugely wanted speaker who frequently offers net program shows at best meetings together with: Black Hat, TechnoSecurity, CanSec West, Shmoo Con, info protection, RSA meetings, and extra * The spouse website can have downloadable code and scripts awarded within the publication (

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Each different area covers known vulnerabilities and solutions to each specific language. Hidden Manipulation Hidden manipulation occurs when an attacker modifies form fields that are otherwise hidden on an e-commerce Web site, such as prices and discount rates. The hacker changes the price on an item or a series of items and is then able to purchase those items for that price. qxd 24 12/15/06 10:31 AM Page 24 Chapter 1 • Hacking Methodology Parameter Tampering In the instance of parameter tampering, failing to confirm the correctness of CGI parameters embedded inside a hyperlink could be used for an intrusion into the site.

Quality Assurance Team ■ Perform boundary testing. qxd 12/15/06 10:31 AM Page 27 Hacking Methodology • Chapter 1 ■ ■ Perform stress and load testing using tools such as sniffers. ■ Perform ad-hoc testing using unusual combinations, such as control key inserts. ■ Perform alternative path testing. ■ Perform penetration testing from a network level. ■ Use code reviews to look for intentional back door openings, if talent allows. Information Security Team ■ Information security will approach security from a network and individual workstation level, working with developers on the application level.

This BBS was the missing link hackers needed to unite on one frontier. They called it the personal computer. Geeks everywhere had finally come into their own! As the 1980s moved forward, things started to change. ARPANET slowly started to become the Internet, and the popularity of the BBS exploded. Near the end of the decade, Kevin Mitnick was convicted of his first computer crime. He was caught secretly monitoring the e-mail of MCI and DEC security officials and was sentenced to one year in prison.

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