Re: How to create (hijacking) secure HTTP sessions?

[Jason Muskat <Jason () TechDude Ca>]

Hello,

You have the major parts, especially "HTTP session ID joined with IP and SSL
session ID'. Most web-apps don't do this, but they should.

To that one should add

A) allow only one active login

Regards,

-- 
Jason Muskat  | GCUX - de VE3TSJ
____________________________
TechDude
e. Jason () TechDude Ca
m. 416 .414 .9934

http://TechDude.Ca/


> From: Michael Decker <MDecker () tesis de>
> Organization: Tesis SYSware GmbH
> Date: Thu, 01 Jun 2006 09:13:50 +0200
> To: <webappsec () securityfocus com>
> Subject: How to create (hijacking) secure HTTP sessions?
>
> Hi!
>
> I tried to figure out, how to create HTTP session, that are not so easy
> to hijack.
>
> So I think about that mechanisms:
>
> * Using HTTPs
> * Randomize HTTP session IDs
> * Only create HTTP session ID after login
> * HTTP session ID joined with IP and SSL session ID
> * Block all session ID usings, that do'nt match IP and SSL session ID
> * Set HTTP session timeout
> * Expire HTTP session after logout
>
> Is that all? Is there any mechanism, that isn't a good idea?
>
> Bye,
> Michael
>
> -- 
> Michael Decker                      Michael.Decker () tesis de
> TESIS SYSware GmbH                      http://www.tesis.de
> Baierbrunnerstr. 15 * 81379 Muenchen * Tel. +49 89 747377-0
>
>
> -------------------------------------------------------------------------
> Sponsored by: Watchfire
>
> Watchfire named worldwide market share leader in web application
> security assessment by leading market research firm. Watchfire's AppScan
> is the industry's first and leading web application security testing
> suite, and the only solution to provide comprehensive and consolidated
> remediation task lists at every level of the application. See for
> yourself.
> Download a Free Trial of AppScan 6.0 today!
>
> https://www.watchfire.com/securearea/appscansix.aspx?id=701300000007t9c
> --------------------------------------------------------------------------



-------------------------------------------------------------------------
Sponsored by: Watchfire

Watchfire named worldwide market share leader in web application
security assessment by leading market research firm. Watchfire's AppScan
is the industry's first and leading web application security testing
suite, and the only solution to provide comprehensive and consolidated
remediation task lists at every level of the application. See for
yourself.
Download a Free Trial of AppScan 6.0 today!

https://www.watchfire.com/securearea/appscansix.aspx?id=701300000007t9c
--------------------------------------------------------------------------