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Webbots, Spiders, and Screen Scrapers by Michael Schrenk

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Further Exploration

If you think about all the ways you use email, you'll probably be able to come up with some very creative uses for your webbots. The following concepts should serve as starting points for your own webbot development.

Using Returned Emails to Prune Access Lists

You can design an email-wielding webbot to help you identify illegitimate members of a members-only website. If someone has access to a business-to-business website but is no longer employed by a company that uses the site, that person probably also lost access to his or her corporate email address; any email sent to that account will be returned as undeliverable. You could design a webbot that periodically sends some type of report to everyone who has access to the website. ...

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