Sebastian Lekies

@slekies

Tech Lead - Web Application Security Scanning

Tilmeldt oktober 2011

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  1. Fastgjort tweet
    5. jan.

    The full list of CSP bypasses with all known vectors that came up during the recent discussions:

  2. 19. jan.

    Advice to untangle cyber PR: If someone says "we got attacked X times" without exactly saying what "attack" means it's cyber-bullshit.

  3. 18. jan.

    We keep hearing rumors that there'll be an ★Allstars 2017★ during OWASP AppSec EU in Belfast. Maybe there is something to it… cc

  4. 17. jan.
  5. 12. jan.
  6. 12. jan.

    How to write a research paper: a guide for software engineers & practitioners. /cc

  7. 10. jan.

    Remove DOM nodes without JavaScript: <svg><animate id=a dur=1 /><circle r=100> <discard begin=a.end xlink:href= /><style id=x>*{fill:red}

  8. 7. jan.
  9. 7. jan.

    5 more CSP bypasses added to the list:

  10. 6. jan.

    any additional ideas?

  11. 6. jan.

    Framework-specific bypasses are also welcome!

  12. 6. jan.

    Added a few more CSP bypasses to the list. Happy to receive suggestions, ideas and PoCs. Just ping me.

  13. 5. jan.
  14. 5. jan.

    CSP-protected HTML injections can probably be used to break same-site cookies to conduct CSRF. (cc , , )

  15. 28. dec. 2016
  16. 2. jan.

    Slightly surprised by how many ways there are to mutate HTML without JS! (by )

  17. 1. jan.

    hah, my CSP nonce bypass:

  18. 31. dec. 2016

    Another type of CSP nonce bypass. FF+Chrome. Works with traditional reflected XSS. Happy new year!

  19. Sebastian Lekies fulgte , , and 4 others
    • @intenttoship

      I tweet when browser makers announce their intent to ship, change or remove features in their web engines! I was made by .

  20. 29. dec. 2016

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