What features does Mirapoint have for antispam?

Solution

Mirapoint provides two antispam feature offerings:

Built-in antispam features, free and included on all Mirapoint and RazorGate products.
Licensed antispam features, available in a separate antispam offering that can be acquired for any Mirapoint or RazorGate product.

The built-in antispam features are:

Unsolicited commercial email (UCE) Blocking - Blocking of domains or IP addresses.
Realtime blackhole list (RBL) - Tagging or blocking of messages.
Anti-relaying protection - Configurable relay list and DNS sender check.
Anti-harvesting measures - A time delay for user not found or bad password, and no support for SMTP EXPN (expand) and VRFY (verify).
Domain-level content filtering - Content filtering at the domain level.

Mirapoint's antispam features that can be separately licensed are:

For more information on the order these features are applied to messages, see the "Order Antispam Features are Applied to Messages" article.