Mitigation of cookie stealing XSS attacks

Wednesday, 6 November 2002, 11:51 AM EST

Microsoft's Michael Howard discusses the points of scrubbing secret data from memory, as well as expounding on mitigating cross-site scripting issues using the HttpOnly cookie extension.

As he noted on few security mailing lists: "During the Windows Security Push in Feb/Mar 2002, the Microsoft Internet Explorer team devised a method to reduce the risk of cookie-stealing attacks via XSS vulnerabilities. In a nutshell, if Internet Explorer 6.0 SP1 detects a cookie that has a trailing HttpOnly (case insensitive) it will return an empty string to the browser when accessed from script, such as by using document.cookie."

[ Read more ]

Related items




Spotlight

Attackers use reflection techniques for larger DDoS attacks

Posted on 17 April 2014.  |  Instead of using a network of zombie computers, newer DDoS toolkits abuse Internet protocols that are available on open or vulnerable servers and devices. This approach can lead to the Internet becoming a ready-to-use botnet for malicious actors.


Weekly newsletter

Reading our newsletter every Monday will keep you up-to-date with security news.
  



Daily digest

Receive a daily digest of the latest security news.
  

DON'T
MISS

Fri, Apr 18th
    COPYRIGHT 1998-2014 BY HELP NET SECURITY.   // READ OUR PRIVACY POLICY // ABOUT US // ADVERTISE //