"Kevin Raleigh" <kraleigh@sbcglobal.net> wrote in message
news:AYCdnRD_fJ1CKgvbnZ2dnUVZ_qWtnZ2d@giganews.com ...
>I have seen alot of images containing letters and numbers that are supposed
> to prevent bots from auto entering data into a registration system, ergo
> your db.
>
> Is this something that I should look into?
> I am building a church site and I need to be very careful
>
> insight always appreciated
> thank you
> Kevin

It's called a CAPTCHA

By having one it can towards having automated registrations.

You can write your own (it's not difficult) or get a free one here:

http://recaptcha.net

D.