[isapros] Re: ISA Cookie Encryption?

  • From: Jim Harrison <Jim@xxxxxxxxxxxx>
  • To: "isapros@xxxxxxxxxxxxx" <isapros@xxxxxxxxxxxxx>
  • Date: Thu, 15 Nov 2007 06:16:48 -0800

Nope; that's strictly the purview of SChannel (the Windows component that 
handles SSL/TLS).
http://support.microsoft.com/kb/245030
http://support.microsoft.com/kb/259122
http://support.microsoft.com/kb/216482
http://support.microsoft.com/kb/299520


-----Original Message-----
From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros-bounce@xxxxxxxxxxxxx] On 
Behalf Of Jason Jones
Sent: Thursday, November 15, 2007 12:01 AM
To: isapros@xxxxxxxxxxxxx
Subject: [isapros] Re: ISA Cookie Encryption?

On a similar note, I got rid of a lot of ISA pen testing "noise" by upping the 
minimum cipher strength standards supported by our ISA deployments...now the 
testers are starting to say that SSL v2 is available and this represents a 
risk...

Does the ISA "enforce 128bit" option also dictate SSLv3 or is this another reg 
entry to add to my cipher strength reg file?


-----Original Message-----
From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros-bounce@xxxxxxxxxxxxx] On 
Behalf Of Jim Harrison
Sent: 15 November 2007 02:46
To: isapros@xxxxxxxxxxxxx
Subject: [isapros] Re: ISA Cookie Encryption?

This is nothing less than security by obscurity.
1. The cookies set by ISA will not work outside of the TCP and HTTP sessions.
2. There is no ASPSessionState or anything else of value to anyone who may try 
to persist these cookies elsewhere

Therefore, there is no gain to trying to obfuscate these cookies.
Whomever is making these suggestions is regurgistating; not thinking.

Jim


-----Original Message-----
From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros-bounce@xxxxxxxxxxxxx] On 
Behalf Of Jason Jones
Sent: Wednesday, November 14, 2007 3:46 PM
To: isapros@xxxxxxxxxxxxx
Subject: [isapros] ISA Cookie Encryption?

Is this possible to solve?

http://forums.isaserver.org/m_2002057159/mpage_1/key_/tm.htm#2002057159



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