Spnego requires 1.6 or higher at runtime.
Spnego requires Glassfish v2 or higher.
It also uses Apache commons-codex.
Spnego releases are placed in the java.net Maven repository.
The Maven snippet for spnego 1.0, for example, is:
<dependency>
<groupId>java.net.spnego</groupId>
<artifactId>spnego</artifactId>
<version>1.0</version>
</dependency>