| Implementing CISCO IOS Network Security, 2011 |
| Preparing fort he CompTIA Security+ Certification, Learning Tree International, 2011 |
| OneAccess TMA Management, 2010 |
| HP OpenView Network Node Manager, 2010 |
| CRYPTO, 2008 |
| COMPUSEC Practitioners, 2008 |
| CISCO (CCNA) – Interconnecting Cisco Networking Devices Part 1 (ICND1), 2008 |
| CISCO (CCNA) – Interconnecting Cisco Networking Devices Part 2 (ICND2), 2008 |
| CISCO (CCNP) – Building Scalable Cisco Internetworks (BSCI), 2008 |
| CISCO (CCNP) – Building Cisco Multilayer Switched Networks (BCMSN), 2008 |
| CISCO (CCNP) – Implementing Secure Converged Wide Area Networks (ISCW), 2008 |
| CISCO (CCNP) – Optimizing Converged Cisco Networks (ONT), 2008 |
| Use of Crypto and Crypto Devices, 2005 |
| Introduction to ATM, ATM Switch Configuration, ATM Adapter Configuration, Powerhub, ASN 9000 Configuration, ES3810 Configuration, Forewiew, VIS, 2003 |
| Windows NT WS and Server Trainer, 2000 |
| Cisco & Allied Telesis Router Trainer, 1998 |
Doç. Dr. Türkay Henkoğlu 