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To: Paul Fiondella who wrote (28468)10/6/1999 9:55:00 AM
From: Scott C. Lemon  Respond to of 42771
 
Hello Paul,

I would love to see the architectural documents on this, but I'm afraid that you might not be right ...

> The operator of the digitalme identity vault server site cannot get
> access to user information. That information is protected behind
> encryption technology.

I have been playing with the site a little bit and the type of security which you describe is very difficult to have. This is the discussion that I was having with Bearded One a couple of weeks ago.

1. I can see my information in a browser. The information is *not* being decrypted in *my* browser. This means that is is being sent to me *unencrypted* (but through a SSL pipe) so the data *has to* be able to be decrypted at the server side. If it is decrypted at the server side, then the owner of the box *has* the ability to decrypt the data.

2. I can share my information with other people. If I share data with you, you can see it - decrypted! This means that you are somehow accessing my information, and you are viewing it decrypted on your end. I didn't give you keys, and it was passed to you in your browser (over a SSL pipe) so it was decrypted on the server. That means that the owner of the box has the ability to decrypt at the server.

I'm sorry, but I think that folks are trying to focus on the wrong attributes of the product. This type of security just isn't simple to implement ... or feasible.

> Unlike web sites that information is not stored in an accessible
> database. Therefore there is no way for someone to get at your
> information unless you reveal it to them.

The only true way to provide this level of security is to encrypt on your end, at your PC, and then ship the encrypted blob to the server for storage. But then you break down the model of information sharing.

It's almost like sending a whole bunch of personal things to a storage shed company, for them to box up and store. I guess they can tell you their eyes were closed while packing it up ... but ...

Scott C. Lemon