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  1.  Home
  2. WEB400
  3. January 2006

Re: Prevent Brower From Going Back To Credit Card Page

IIRC, if you prompt for the "secret code" on the back of the credit card,
YOU CAN'T STORE IT AT ALL, encrypted or otherwise.

Joe

> From: Matt.Haas@xxxxxxxxxxx
> 
> The best way to handle this is to make the page able to handle it
> (usability is hard but your users will love you for it, or at least it
> will be one less thing to complain about, LOL). This usually means that
> you need to persist the data. Since you're dealing with credit cards,
> cookies are a no-no which means that you probably need to create a table
> to store the information. If you go this route, you should also make
> sure to encrypt the data when you store it (use 128-bit or higher AES).
> The credit card companies are really cracking down on this and will levy
> big fines against companies that they find aren't doing this. Even
> worse, they'll cut you off from being able to accept their card.

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