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PortUnreachable

Personal blog page of Gary Hoffman, opinions are my own and not the views of my employer.

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We all know that open source intelligence gathering can be quite time consuming, but the information found is…

This blog will be a run through of the beginner level CTF challenge…

This blog will be a run through of my first ever CTF challenge which was the…

So, I’ve recently passed the GIAC Intrusion Analyst (GCIA) exam after 7 months of hard self-study as I was…

HSRP provides redundancy for IP networks ensuring that traffic can transparently recover from first hop failures…

VLAN hopping is a vulnerability that can be leveraged by an attacker to gain access to networked resources on…

If you read my previous blog article on IP Fragmentation, you should be fully versed on what it is and how it…