Like the rising cost of postage stamps, increasing com-plexity in e-mail is inevitable. In the early, halcyon days of the Internet, SMTP connections flowed like a mountain spring and mail filters were used solely for mail organization. Now, the water is brackish, and mail filters are an absolute necessity. But whose filters? Given the extraordinary volume of e-mail that most organizations receive, care and feeding of e-mail whitelists and blacklists is sporadic at best, and it's usually done only to address an acute problem. Subscription services such as Postini can alleviate this problem from an inbound perspective, but that's only half the battle.
展开▼
