By Ryan C. Barnett

Defending your internet purposes opposed to hackers and attackers

The top-selling ebook Web program Hacker's Handbook confirmed how attackers and hackers establish and assault susceptible dwell internet purposes. This new Web software Defender's Cookbook is the proper counterpoint to that booklet: it exhibits you ways to defend. Authored by means of a hugely credentialed protecting defense specialist, this new e-book information protective safeguard equipment and will be used as courseware for education community safety team of workers, internet server directors, and defense consultants.

Each "recipe" exhibits you how to notice and protect opposed to malicious habit and gives operating code examples for the ModSecurity internet software firewall module. themes contain deciding on vulnerabilities, surroundings hacker traps, protecting assorted entry issues, implementing program flows, and lots more and plenty more.

  • Provides useful strategies for detecting internet assaults and malicious habit and protecting opposed to them
  • Written by way of a preeminent authority on net software firewall know-how and internet software safeguard tactics 
  • Offers a chain of "recipes" that come with operating code examples for the open-source ModSecurity net software firewall module

Find the instruments, innovations, and specialist details you want to discover and reply to internet program assaults with Web software Defender's Cookbook: scuffling with Hackers and conserving Users.

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Extra resources for Web Application Defender's Cookbook: Battling Hackers and Protecting Users

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362 Recipe 10-3: combating Cross-Site Request Forgery (CSRF) assaults. . . . . . 371 Recipe 10-4: combating UI Redressing (Clickjacking) assaults. . . . . . . . . . . 377 Recipe 10-5: Detecting Banking Trojan (Man-in-the-Browser) assaults . . . . 381 11 Defending dossier Uploads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 387 Recipe 11-1: Detecting huge dossier Sizes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 387 Recipe 11-2: Detecting loads of documents. . . . . . . . . . . . . . . . . . . . . . . 389 Recipe 11-3: examining dossier Attachments for Malware. . . . . . . . . . . . . . . . . . 390 xvii xviii Contents 12 Enforcing entry cost and alertness Flows . . . . . . . . . . . . . . . 395 Recipe 12-1: Detecting excessive software entry premiums. . . . . . . . . . . . . . . . . . 395 Recipe 12-2: Detecting Request/Response hold up assaults. . . . . . . . . . . . . . . . 405 Recipe 12-3: choosing Inter-Request Time hold up Anomalies. . . . . . . . . . . 411 Recipe 12-4: choosing Request move Anomalies. . . . . . . . . . . . . . . . . . . . . 413 Recipe 12-5: determining an important bring up in source utilization . . . . . . . . 414 III Tactical reaction. . . . . . . . . . . . . . . . . . . . . . 419 13 Passive reaction activities. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 421 Recipe 13-1: monitoring Anomaly ratings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 421 Recipe 13-2: catch and hint Audit Logging. . . . . . . . . . . . . . . . . . . . . . . . . . 427 Recipe 13-3: Issuing E‑mail indicators. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 428 Recipe 13-4: info Sharing with Request Header Tagging. . . . . . . . . . . . . . . 436 14 Active reaction activities. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 441 Recipe 14-1: utilizing Redirection to blunders Pages. . . . . . . . . . . . . . . . . . . . . . . . 442 Recipe 14-2: losing Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 445 Recipe 14-3: blockading the customer resource deal with. . . . . . . . . . . . . . . . . . . . . . 447 Recipe 14-4: Restricting Geolocation entry via safeguard (DefCon) point alterations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 452 Recipe 14-5: Forcing Transaction Delays . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455 Recipe 14-6: Spoofing winning assaults. . . . . . . . . . . . . . . . . . . . . . . . . . . . 462 Recipe 14-7: Proxying site visitors to Honeypots . . . . . . . . . . . . . . . . . . . . . . . . . . 468 Recipe 14-8: Forcing an program Logout. . . . . . . . . . . . . . . . . . . . . . . . . . 471 Recipe 14-9: briefly Locking Account entry. . . . . . . . . . . . . . . . . . . . . 476 15 Intrusive reaction activities. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 479 Recipe 15-1: JavaScript Cookie checking out. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 479 Recipe 15-2: Validating clients with CAPTCHA checking out . . . . . . . . . . . . . . . . 481 Recipe 15-3: Hooking Malicious consumers with pork. . . . . . . . . . . . . . . . . . . . 485 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 495 Foreword A defender, the individual liable for preserving IT structures from being compromised, may simply as simply be the 1st defensive line because the final line. in reality, a defender operating for a normal association should be the one line of defense—the basically factor status among the undesirable man and a headline-making information breach. Worse but, possibly the incident doesn’t make headlines, and not anyone, together with the defender, is the wiser. both approach, while no matter what loopy new net 2. zero Ajax-laced HTML5-laden program has traversed the software program improvement existence cycle and effectively made it previous the QA gate, while the third-party penetration testers are gone, after administration has signed off on all of the protection exceptions, and the appliance has been published to creation, without or with the defender’s wisdom or consent, “security” then turns into completely the defender’s accountability.

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