WinWebMail Server is a comprehensive web mail server software for Windows NT, 2000, XP, and 2003. It supports various email protocols, including WebMail, S-MIME, SMTP, SSL-SMTP, POP3, SSL-POP3, IMAP4, SSL-IMAP4, TLS-SSL, AntiSpam, AntiVirus, and features a BBS, Calendar, and CA Server.

In addition to a robust feature set, the software also offers advanced virus protection with support for popular Anti-Virus engines. This ensures that users can keep their inbox safe from potential threats and vulnerabilities.
One of the standout features of this software is its use of TLS-SSL Secure Sockets Layer (1024-bit RSA encryption) security. This provides full support for SSL SMTP, SSL POP3, and SSL IMAP4, allowing for secure transport of mail messages and efficient protection from Sniffer.
The software also boasts a powerful three-tier infrastructure for personal and group address book management. This includes personal contact lists, domain public contact lists, and public (system) contact lists, as well as complete administration features and an import/export mechanism.
Another key feature of this software is its support for digital certificates authentication. With powerful features that allow users to compose or read digitally signed or encrypted secure mails (S-MIME), it provides military-level security with 4096-bit DH-DSS encryption or 2048-bit RSA encryption.
To help keep junk mail out of the inbox, the software includes a unique question-answer utility, as well as reliable multi-layer spam protection infrastructure and intelligent spam filtering features simulating the manual-processing service available only in large post offices.
With powerful user-level virtual mailbox function, users can specify any private folder to be their virtual mailbox and customize auto-forward and auto-response for each virtual mailbox. The software also includes a powerful network-storage function, allowing folder management and memo-attaching for each file stored.
For collaboration purposes, the software includes full-featured folder sharing, including sharing of private folder and storage folder. It also features a powerful BBS (public folder) function, capable of holding up to 9999 different BBS.
Other features include support for IMAP4 service, which allows users to manipulate messages on the remote server, customizable mailbox color schemes, a carefully designed electronic voting function, and excellent web support.
Finally, the software provides a complete calendar and schedule service, making it easier for users to coordinate with other group members. Overall, this software offers an extensive feature set and versatile functionality for managing email communications effectively.
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