Posted on 12 June 2017 in misc • Tagged with csp, csp-tester, firefox
Last versions of Firefox use new add-on format called WebExtensions. It is good news because this format is mostly compatible with the extension API supported by Chromium based browsers. So porting of CSP Tester
to WebExtensions format was trivial (only some lines in manifest.json). Glad to announce that CSP …
Posted on 12 November 2016 in misc • Tagged with events, owasp, zn, yandex
November, 2016 is rich for security events.
There are will two in the same time! The first one is ZeroNights will take place in Russia, Moscow. I like it because it is focused on practical aspects of information security. This time there will be 3+ talks from our Yandex security …
Posted on 09 May 2016 in misc • Tagged with csp, csp-tester, release
Today I'm announcing the release of CSP Tester 2.0. This brings with it a few new features as well as bug fixes. The main focus of this release was Content Security Policy Level 2 support.
In addition to CSP2 support, the following changes have been made:
There is a powerful feature of Content Security Policy called Reporting. Web application owner can specify special URI via report-uri directive to which the user agent will send reports about policy violation. In testing environment it helps to find missed resource inclusions so with enforced policy your web application will …
Posted on 02 April 2016 in misc • Tagged with csp, ui-redressing, clickjacking
If you don't know about ClickJacking (UI Redressing) attack you can read the relevant article on OWASP website.
There are two main ways to prevent ClickJacking: frame breaking script and X-Frame-Options header (see RFC 7034). While first one is technologically flawed solution the second one is good enough in the …