better blocking at MTA level (off-topic)

[Kapetanakis Giannis]

On Sat, 26 May 2007, Julian Field wrote:

> Look out very soon for the announcement of a new product from Fort
> Systems. This will do exactly what you're looking for. All the beta
> sites have been raving about it, the test results from them have been
> fantastic!
>
> Keep an eye open on the -announce list, should appear in the next few weeks.
>
> Jules

Which product are you talking about? DefenderMX?
Is it open source/free?

Thanx
Giannis