Re: Suggestion: email anti-spoof measure on web site

[Georgi Alexandrov <georgi.alexandrov () gmail com>]

mike () sharecube com wrote:

> These forms, like tell-a-friend are tremendously useful for a business. They allow two or more parties to notify each 
> other of the company's products.
>
> The preferred answer (from my point of view) is that several email throttle techniques be recommended/required: only 
> permit a few emails within a time span of five or ten minutes. If a site normally only sees one or two consumer uses 
> of this form per hour, suddenly having 300 emails is a sure indicator that they are being exploited. A limit of 10 
> emails / 5 minutes and a limit of 20 / hour are reasonable.
>  
And you can always add eye verification system to those limits ;-)

-- 
regards,
Georgi Alexandrov

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