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Java ist doch schon sicher?!

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Vortrag von Dominik Schadow auf dem Entwicklertag in Karlsruhe am 21.05.2014

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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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Java ist doch schon sicher?!

  1. 1. Java ist doch schon sicher?! Entwicklertag - 21.05.2014! Dominik Schadow - bridgingIT
  2. 2. Java Runtime Backend Services Frontend
  3. 3. Java Runtime takes care of the security baseline
  4. 4. Cross-Site! Scripting Cross-Site! Request Forgery 3rd party! library usage
  5. 5. Cross-Site Scripting (XSS)
  6. 6. Access victims’ session credentials Site defacement Undermine CSRF defense Redirects (phishing) Load scripts Data theft
  7. 7. Attacker injected code executed in web application Attacker Victim Victim DOM Based XSS Reflected XSS Stored XSS
  8. 8. Always validate all input and escape all output
  9. 9. Libraries for Cross-Site Scripting countermeasures Coverity Security Library
 github.com/coverity/coverity-security-library OWASP Java Encoder
 www.owasp.org/index.php/OWASP_Java_Encoder_Project Output escaping OWASP HTML Sanitizer
 www.owasp.org/index.php/OWASP_Java_HTML_Sanitizer_Project Allow selected HTML tags/ attributes
  10. 10. Content Security Policy is framework independent Blocks ALL inline scripts response.setHeader("Content-Security-Policy", "default-src 'self'; img-src *; object-src applets.sample.de; script-src scripts.sample.com; style-src *.sample.com"); Whitelist valid resource URLs response.setHeader("Content-Security-Policy- Report-Only", "default-src 'self'; report-uri CSPReporting"); Report only as test mode www.w3.org/TR/CSP
  11. 11. Session-Cookie protection via web.xml <?xml version="1.0" encoding="UTF-8"?>
 <web-app ... version="3.1">
 <!-- ... -->
 <session-config>
 <session-timeout>30</session-timeout>
 <cookie-config>
 <http-only>true</http-only>
 </cookie-config>
 <tracking-mode>COOKIE</tracking-mode>
 </session-config>
 </web-app> Tomcat 7
  12. 12. Intercept requests/ responses with OWASP ZAP www.owasp.org/index.php/OWASP_Zed_Attack_Proxy_Project
  13. 13. Demo
  14. 14. Content Security Policy as second layer of defense
  15. 15. Cross-Site Request Forgery (CSRF)
  16. 16. Using victims’ credentials to gain access
  17. 17. CSRF utilizes fire and forget requests 1 3 4 2
  18. 18. Stop fake requests with random anti CSRF tokens
  19. 19. CSRF protection in libraries and frameworks JavaServer Faces (improved in 2.2)
 jcp.org/en/jsr/detail?id=344 Built-in protection Spring Security 3.2
 projects.spring.io/spring-security Enterprise Security API
 www.owasp.org/index.php/Category:OWASP_Enterprise_Security_API CSRF extension
  20. 20. Test your CSRF protection with faked tokens www.owasp.org/index.php/OWASP_Zed_Attack_Proxy_Project
 addons.mozilla.org/en-US/firefox/addon/groundspeed
  21. 21. Demo
  22. 22. 3rd party library usage
  23. 23. Code, libraries and configuration belong together
  24. 24. Test the functionality you rely on
  25. 25. Outdated libraries imply a false sense of security
  26. 26. Find insecure libs with OWASP Dependency Check www.owasp.org/index.php/OWASP_Dependency_Check
  27. 27. Not every vulnerability may affect your application
  28. 28. Widespread outdated libs impose a greater risk
  29. 29. Developers make the difference Java is as (in)secure as most other languages Java can’t prevent every development bug (Web) application security is always the developers’ job
  30. 30. Dominik Schadow" BridgingIT GmbH
 Königstraße 42
 70173 Stuttgart dominik.schadow@bridging-it.de 
 www.bridging-it.de " Blog blog.dominikschadow.de
 Twitter/ADN @dschadow Demo Projects
 github.com/dschadow/JavaSecurity" OWASP
 www.owasp.org" Pictures
 www.dreamstime.com

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