3,063 reputation
724
bio website blog.kotowicz.net
location Poland
age 33
visits member for 2 years, 1 month
seen Nov 9 '12 at 15:54
stats profile views 168

Web security researcher specialized in discovery and exploitation of HTML5 vulnerabilities. Author of a few recognized HTML5/UI redressing attack vectors.

Solid web application development background in creating secure e-commerce systems, intranet and social networking applications.

Contributes to various open-source projects and also develops his own open-source solutions (just google "ohloh koto").

Speaker at IT security conferences, OWASP and Tech Krakspot meetings.


Apr
1
awarded  Yearling
Oct
19
answered How to exploit DRUPAL-SA-CORE-2012-003
Sep
12
comment CRIME - How to beat the BEAST successor?
@CodesInChaos that's my guess too. The PoC was created in a few hours, just to check if the idea is sound.
Sep
12
awarded  Nice Answer
Sep
11
revised CRIME - How to beat the BEAST successor?
upgraded the algorithm
Sep
11
answered CRIME - How to beat the BEAST successor?
Aug
20
awarded  Caucus
Jun
25
awarded  Enlightened
Jun
25
awarded  Nice Answer
Jun
19
comment Is it safe to use leakedin.org?
@JeremyThompson the pass->hash calculation was done client side, in Javascript. Then the server checked the submitted hash.
Jun
19
comment Why doesn't the same origin policy block get requests what contain arguments?
Minor correction: SOP prevents scripts from reading content from a location that the script is running at (i.e. the address of the web page that loads the script).
Jun
8
awarded  Constituent
Jun
8
awarded  Caucus
May
4
answered HTML payload rewriting?
Apr
1
awarded  Yearling
Mar
22
awarded  Nice Answer
Mar
13
answered Attacks against windows kiosk software
Feb
15
revised Is it safe to serve any user uploaded file under only white-listed MIME content types?
added example file
Feb
15
revised Is it safe to serve any user uploaded file under only white-listed MIME content types?
added 158 characters in body
Feb
15
answered Is it safe to serve any user uploaded file under only white-listed MIME content types?