Noble, J., Maxwell, D., Hourihan, K. X., Stephens, R., Stiefel, B. J., Amon, C., & Tobkin, C. (2011). Check Point NG VPN-1/Firewall-1: Advanced Configuration and Troubleshooting. Syngress Publishing.

Noble, Jim, Doug Maxwell, Kyle X. Hourihan, Robert Stephens, Barry J. Stiefel, Cherie Amon, و Chris Tobkin. Check Point NG VPN-1/Firewall-1: Advanced Configuration and Troubleshooting. Syngress Publishing, 2011.

Noble, Jim, et al. Check Point NG VPN-1/Firewall-1: Advanced Configuration and Troubleshooting. Syngress Publishing, 2011.