Ido Dubrawsky

• Firewall fundamentals
• Caldera OpenLinux system administration unleashed
• CCSP CSI Exam Certification Guide
• CCSP CSI exam certification guide
• CCSP self-study
• Cisco Pix firewalls
• Cisco security professional's guide to secure intrusion detection systems
• Eleventh hour security+
• Hack Proofing Your Network
• How to Cheat at Securing Your Network (How to Cheat)
• Red Hat Linux System Administration Unleashed
• CompTIA Security+ Certification Study Guide