A Servlet Filter to do the authentication.
'net.java.dev.sommer:foafssl-filter:0.3.1'
<dependency>
<groupId>net.java.dev.sommer</groupId>
<artifactId>foafssl-filter</artifactId>
<version>0.3.1</version>
</dependency>
<dependency org="net.java.dev.sommer" name="foafssl-filter" rev="0.3.1"/>
"net.java.dev.sommer", "foafssl-filter", "0.3.1"