How much will CentMail cost the average user?
CentMail will essentially be free for the majority of users who already give yearly charitable donations. 89% of U.S. households already make annual donations, with an average contribution of $1620 and a median on the order of $100. By making these donations through CentMail (as opposed to directly to the charity), users will spend no additional money, but will be provided with CentMail’s service. • Will the providers of CentMail make a profit? No. All donations will go to the participating charities. • Can spammers fake stamps by attaching fake signatures to emails? No. Email signatures are generated by a hash of an email digest and the user’s secret key. A fake stamp cannot be generated without such a key, as issued by the CentMail server. • If only a few people are using CentMail, why should I start using it? Is there a chicken-and-egg problem? To become an effective spam deterrent, many people need to use CentMail. However, regardless of how many other people are using CentMail, ea
