Coherent Security
About Me


Rob VandenBrink


Rob VandenBrink is a consultant with Coherent Security in Ontario, Canada.


He is a volunteer with the Internet Storm Center (, a site that posts daily blogs on information security and related stories.   Rob also contributes as a volunteer to various security Benchmarks at the Center for Internet Security, notably the Palo Alto Networks Firewall Benchmark.


His areas of specialization include all facets of Information Security, Network Infrastructure, Network and Datacentre Design, IT Automation,  Orchestration and Virtualization. Rob has developed tools for ensuring policy compliance for VPN Access users, a variety of networking tools native to Cisco IOS, as well as security audit/assessment tools for both Palo Alto Networks Firewalls and VMware vSphere.


Rob has a Master's Degree in Information Security Engineering from the SANS Technology Institute (, and holds a variety of SANS/GIAC, VMware and Cisco Certifications.




CISSP ID Number: 434714

Obtained: 2012-09-11




Obtained: 2006-09-06

Analyst# 5737

GIAC Gold Papers: VPNScan: Extending the Audit and Compliance Perimeter




Obtained: 2007-02-20

Expires: 2022-06-30

Analyst# 926



Obtained: 2007-07-11

Analyst# 551




Obtained: 2007-12-05

Analyst# 2771

GIAC Gold Papers: IOSMap: TCP and UDP Port Scanning on Cisco IOS Platforms




Obtained: 2008-08-22

Analyst# 9459

GIAC Gold Papers: IOScat - a Port of Netcat’s TCP functions to Cisco IOS




Obtained: 2009-02-13

Analyst# 1489

GIAC Gold Papers: One Admin's Documentation is their Hacker's Pentest




Obtained: 2009-12-01

Analyst# 168

GIAC Gold Papers: Brains for Hire / Blame for Hire - The Life and Challenges of a Consulting Project Manager



Obtained: 2010-11-22

Analyst# 2183



Obtained: 2013-11-21

Analyst# 1376

IEEE member

Member ID 90352924


VMware Certified Professional

Obtained (original VCP 1): 2005-01-21

Obtained (VCP5-DCV): 2015-04-22

Retired Certification

Link for SANS / GIAC Certs: