[5604] in www-talk@info.cern.ch

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access and session control

daemon@ATHENA.MIT.EDU (Dan Aronson)
Thu Sep 15 00:07:34 1994

Date: Thu, 15 Sep 1994 06:00:57 +0200
Errors-To: listmaster@www0.cern.ch
Errors-To: listmaster@www0.cern.ch
Reply-To: dan@wais.com
From: dan@wais.com (Dan Aronson)
To: Multiple recipients of list <www-talk@www0.cern.ch>

Hi,
  I've been designing and am about to implement some session control and
access restrictions for some documents served, searched and retrieved via
a web server.  This is meant as a stop gap thing until the world has
some for of secure http clients/servers.  The basic design is that
all acesses will go through a CGI program.  This program will modify any
URL's in documents to ensure the triggering the URL while redirect it's
action via the CGI program.  The program will also add some a session key
to the URL.  For example, if a document contained the following:

<A HREF=http://foo.bar/baz.html>  (where my server is running on foo.bar)

this might be rewritten as:

<A HREF=http://foo.bar/cgi-bin/access?file=baz.html+session_key=SK>

(where SK is the session key which gets passed around)

The web server while keep state associated with the session key.

I assume that similar things have been done.  Does anyone have any pointers?

--Dan Aronson   dan@wais.com    
WAIS Inc



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