ZipLip attempts to secure e-mail differently. The sender logs on to the ZipLip Web site and, using the secure sockets layer, sends a message to a friend. ZipLip then sends the recipient an e-mail informing him or her that a message is waiting. The recipient can then log into ZipLip and pick it up. Encryption, outside the two SSL connections, is completely optional.
Hints just encourage bad passwords.
A third service, YNNmail is barely worth this paragraph. Another service, ZixMail , looks similar. Less than secure The conclusions are clear. Two, SSL-based authentication is more vulnerable to spoofing, since almost no one ever bothers to check the details of received certificates and there is no revocation mechanism in place. Preston Gralla tells you all about the program's new features.