Re: Safe session IDs (How about Hijacking)

From: Kurt Seifried (bugtraqat_private)
Date: Fri Jan 11 2002 - 15:18:49 PST

  • Next message: Glynn Clements: "Re: Safe session IDs"

    > Ooh, and here's a good question.  Once I get it to the client, how can I
    > make sure that it wasn't hijacked via man-in-the-middle or a sniffer on
    the
    > client end?
    >
    > I used to use REMOTE_IP and REMOTE_USERAGENT stored on server end and
    > compare to the value sent from the user.  But I need a way to ensure that
    > the cookie wasn't grabbed on the way etc. now...
    >
    > Ryan
    
    Use HTTPS. Anything else will require serious bodging.
    
    
    Kurt Seifried, kurtat_private
    A15B BEE5 B391 B9AD B0EF
    AEB0 AD63 0B4E AD56 E574
    http://www.seifried.org/security/
    



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