Spamproofing the Archives

From: Eric Smith <eric_at_brouhaha.com>
Date: Sat Dec 7 14:39:00 2002

>> The way I had thunk it, it would need to be both unique and
>> reversable.
>
> Nope, don't need to. When you add an email address to the database,
> calculate the MD5 hash and store that with it. Make sure you've got
> indices on the table for both the hash and the address. When some
> user uses the form you get the hash back as an argument, form field,
> whatever. Look it up in the table and you get the cleartext address.

I think the point of his original proposal was to be able to implement
this without a database, just a CGI script.
Received on Sat Dec 07 2002 - 14:39:00 GMT