☛ What’s the difference between a router, a bridge, a hub and a switch?

☛ Please explain how the SSL protocol works.

☛ What is a Syn Flood attack, and how to prevent it?

☛ Your network has been infected by malware. Please walk me through the process of cleaning up the environment.

☛ What kind of authentication does AD use?

☛ What’s the difference between a Proxy and a Firewall?

☛ What is Cross-Site Scripting and how can it be prevented?

☛ What’s the difference between symmetric and asymmetric encryption?

☛ What’s the difference between encryption and hashing?

☛ Why should I use server certificates on my e-commerce website?

☛ What’s port scanning and how does it work?

☛ Please explain how asymmetric encryption works

☛ Can a server certificate prevent SQL injection attacks against your system? Please explain.

☛ Do you have a home lab? If so, how do you use it to perfect your skills.

☛ What is a Man In The Middle attack?

☛ Take me through the process of pen testing a system.

☛ What is vulnerability test and how do you perform it?

☛ What are the latest threats you foresee for the near future?

☛ How would you harden a Windows Server? What about a Linux Server?

☛ What do you understand by layered security approach?

☛ What’s the better approach setting up a firewall: dropping or rejecting unwanted packets and why?

☛ Please detail 802.1x security vs. 802.11 security (don’t confuse the protocols).

☛ What is stateful packet inspection?

☛ What is NAT and how does it work?

☛ What is a buffer overflow?

☛ What are the most common application security flaws?

☛ What is a false positive?