JXTA Core Building Blocks
| Peer Groups |
|  | Manages identity of peers and |
| peer groups |
|  | Join, Leave, Create |
| Peer Pipes |
|  | Send any content (code, data, etc.) |
| to peers |
|  | Messages in XML format |
|  | Secure pipes supported |
| Peer Monitoring |
|  | Check peers status remotely, control remote peer behavior |
|  | Meter peers usage, set usage or bandwidth limits |
| Security |
|  | Pluggable architecture supports a variety of standard security
| solutions |
|  | Control group membership |
|  | Encrypt data sent over pipes |