001: 78475
003: Starlibrary PMS 4.5
005: 20180430
020: ^a0-596-00391-9
066: ^ada.l
072: ^afirewalls with iptables and ipchains
082: ^a001.62
100: ^adaniel j. barrett
240: ^alinux security cook book
245: ^alinux security cook book
260: ^c2003
650: ^anetwork access control
650: ^asystem snapshots with tripwire