[1] ArcSight. The ArcSight platform: https://www.protect724.hpe.com/login.jspa?referer=%2Fcommunity%2Farcsight
[2] ArcSight. Common event format: https://www.protect724.hpe.com/docs/DOC-1072
[3] syslogd, the enhanced syslogd for Linux and UNIX: http://www.rsyslog.com