Re: Secure way to handle pw on session.

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On Tue, 2008-09-02 at 12:58 -0700, mike wrote:
> As an additional note suhosin can transparently encrypt and decrypt  
> your session data for reasons just like the /tmp issue. It happens  
> without you needing to configure anything (except to enable or disable  
> it) I think it is enabled by default.

This won't help since the OP mentioned he was worried about code
injection exposing the contents of $_SESSION and presumably suhosin
doesn't prevent restoration of the session on page load.

Cheers,
Rob.



> On Sep 2, 2008, at 12:35 PM, "Dan Joseph" <dmjoseph@xxxxxxxxx> wrote:
> 
> > On Tue, Sep 2, 2008 at 3:27 PM, k bah <kbah@xxxxxxxxxxxxx> wrote:
> >
> >>
> >> Hi,
> >>
> >> I noticed session files are kept on /tmp for a while, and even if  
> >> they
> >> were immediately deleted, well, someone could use one of my php  
> >> scripts to
> >> inject code and read them, since they belong to the httpd user.
> >> What's the best way to receive passwords thru a form and store them  
> >> in the
> >> $_SESSION while I process other information to decide whether or  
> >> not that
> >> user is able to proceed and login (check to see if user is also  
> >> allowed to
> >> use that service, not just validate user/pw)? I use https, always,  
> >> no plain
> >> http is used.
> >>
> >> Thanks
> >>
> >> =
> >>
> >>
> >> --
> >> Powered by Outblaze
> >>
> >> --
> >> PHP General Mailing List (http://www.php.net/)
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> >>
> >>
> > I personally would recommend you never store passwords in $_SESSION.
> >
> > I don't know how your auth code works, but the way I've always done  
> > it would
> > be to process everything when you his submit, with the password  
> > being in
> > $_POST or $_GET, then after you authenticate the user, drop it and  
> > don't
> > store it with sessions.  If you find you need it to be stored for  
> > other
> > things, I'd suggest rethinking the design/checking you're doing.
> >
> > -- 
> > -Dan Joseph
> >
> > www.canishosting.com - Plans start @ $1.99/month.
> >
> > "Build a man a fire, and he will be warm for the rest of the day.
> > Light a man on fire, and will be warm for the rest of his life."
> 
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