Bloombase Message Security Server is a high-performance mail proxy server that encrypts and signs emails on-the-fly at corporate messaging servers. Bloombase Message Security Server is built to solve spamming, fraud emails and confidential email disclosure problems that can be addressed by email digital signature, encryption and DomainKey proposed by Email Authentication which generally are considered difficult if not impossible to implement amongst end users in most enterprises. Spitfire Messaging Security Server works entirely on the network layer without users' intervention and training. By properly configuring security rules per sender/recipient, Spitfire Messaging Security Server appliance automatically signs and encrypts emails before dispatching to recipients. Multiplexing Spitfire Messaging Security Servers for load-balancing and failover is easy. It supports all commercial messaging servers or groupware on the market and deployment is hassle-free. Bloombase Message Security Server addresses security threats with emails at ease and low-cost.