N-595: VoIP Security Analysis and Design

Course Overview:

As VoIP (Voice-over IP) is integrated into the operations of many missions, it is imperative to understand its security ramifications.  In the N-595: VoIP Security Analysis and Design class the objectives are designed for those who are chartered with the responsibility of securing networks and application environments that incorporate VoIP.   Topics include how VoIP works, its interactions with the network, its vulnerabilities and mitigations.  Focus is on leading open source and proprietary technologies utilizing Asterisk and Cisco and the protocols SIP, H.323, RTP, MGCP, and Skinny.  Other protocols such as Nortel's UNIStim will be addressed.  As for Cisco, security pieces in the VoIP CallManager servers, Catalyst switches, IOS-based routers, and ASA firewalls, amounts to several different platforms, each with its own management interface and lockdown procedures.   Various open source tools including those in BackTrack are used for VoIP attacks.  A task list of actions for securing enterprise VoIP is carried out in hands-on labs, performed on Cisco phones, routers, switches, and ASA firewalls.

Attendees to N-595: VoIP Security Analysis and Design will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 Days

Course Objectives:

  • VoIP Architecture
  • VoIP Signaling and media protocols
  • Common VoIP authentication mechanisms
  • Common VoIP encryption techniques
  • VoIP protocol analysis with Wireshark
  • Maintaining QoS while mitigating DoS
  • VoXML, XML, and application integration security
  • Converged network security design and implementation
  • Impact of NAT and firewalls
  • SIP, H.323, and MGCP vulnerabilities
  • VPN, IPsec and SRTP to secure VoIP services
  • Penetration testing with open source tools
  • Attacks for Eavesdropping, call redirection, and DoS
  • Design of hacked firmware virtualization layer
  • Concise lockdown steps for network hardware and VoIP

Prerequisites:

  • This is an advanced Information Security Course which requires basic Windows & UNIX competency
  • Certification or 2 years of experience in these operating systems is highly recommended
  • As well as an understanding of TCP/IP

Comments

Latest comments from students

Liked the class?  Then let everyone know!

TN-822: Certified Information Systems Auditor (CISA) Seminar

Course Overview:

The mark of excellence for a professional certification program is the value and recognition it bestows on the individual who achieves it.  The technical skills & practices the CISA promotes and evaluates are the building blocks of success in the field. Possessing the CISA designation demonstrates proficiency and is the basis for measurement in the profession.  With a growing demand for professionals possessing IS audit, control and security skills, CISA has become a preferred certification program by individuals and organizations around the world.  CISA certification signifies commitment to serving an organization and the IS audit, control and security industry with distinction.  This course will help the student prepare to obtain this credential.

Attendees to TN-822: Certified Information Systmes Auditor (CISA) Seminar will receive TechNow approved course materials and expert instruction.

Document Flow Chart iconsm

Dates/Locations:

Date/Time Event
04/13/2026 - 04/17/2026
08:00 -16:00 		TN-822: Certified Information Systems Auditor (CISA) Seminar
TechNow, Inc, San Antonio TX
05/04/2026 - 05/08/2026
08:00 -16:00 		TN-825: Certified Information Security Manager (CISM) Seminar
TechNow, Inc, San Antonio TX
07/27/2026 - 07/31/2026
08:00 -16:00 		TN-822: Certified Information Systems Auditor (CISA) Seminar
TechNow, Inc, San Antonio TX
12/07/2026 - 12/11/2026
08:00 -16:00 		TN-822: Certified Information Systems Auditor (CISA) Seminar
TechNow, Inc, San Antonio TX

Duration: 5 Days

Course Objectives:

  • Information Systems Auditing Process (18%)
    • Providing industry-standard audit services to assist organizations in protecting and controlling information systems, Domain-1 affirms your credibility to offer conclusions on the state of an organization’s IS/IT security, risk and control solutions.
  • Governance & Management of IT (18%)
    • This domain confirms to stakeholders your abilities to identify critical issues and recommend enterprise-specific practices to support and safeguard the governance of information and related technologies.
  • Information Systems Acquisition, Development & Implementation  (12%)
    • Domains 3 and 4 offer proof not only of your competency in IT controls, but also your understanding of how IT relates to business.
  • Information Systems Operation & Business Resilience (26%)
    • Domains 3 and 4 offer proof not only of your competency in IT controls, but also your understanding of how IT relates to business.s.
  • Protection of Information Assets  (26%)
    • Cybersecurity now touches virtually every information systems role, and understanding its principles, best practices and pitfalls is a major focus within Domain 5.

Prerequisites:

A minimum of five years of professional information systems auditing, control & security work experienced is required.  Experience must have been gained within the 10-year period preceding the application date for certification, or within five years from the date of initially passing the examination.

Comments

Latest comments from students

User: fsarisen

Instructor comments: Thank you Tim for all the great information! I am confident that I'll do well on the ICND exam.

User: storoy30

Instructor comments: The instructor, Tim Burkard, was very knowledgeable on the course material and skilled at explain more complex ideas.

Liked the class?  Then let everyone Know!

TN-765: Automating Administration with Windows Powershell

 

Course Overview:

This course provides students with the fundamental knowledge and skills to use PowerShell for administering and automating administration of Windows servers. This course provides students the skills to identify and build the command they require to perform a specific task. In addition, students learn how to build scripts to accomplish advanced tasks such as automating repetitive tasks and generating reports. This course provides prerequisite skills supporting a broad range of Microsoft products, including Windows Server, Windows Client, Microsoft Azure, and Microsoft 365. In keeping with that goal, this course will not focus on any one of those products, although Windows Server, which is the common platform for all of those products, will serve as the example for the techniques this course teaches.

Attendees to TN-765: Automating Administration with Windows Powershell will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Course Duration: 5 days

Course Objectives:

 

  • Describe the functionality of Windows PowerShell and use it to run and find basic commands
  • Identify and run cmdlets for server administration
  • Work with Windows PowerShell pipeline
  • Describe the techniques Windows PowerShell pipeline uses
  • Use PSProviders and PSDrives to work with other forms of storage
  • Query system information by using WMI and CIM
  • Work with variables, arrays, and hash tables
  • Write basic scripts in Windows PowerShell
  • Write advanced scripts in Windows PowerShell
  • Administer remote computers
  • Use background jobs and scheduled jobs
  • Use advanced Windows PowerShell techniques

 

Course Prerequisites:

 

  • Experience with Windows networking technologies and implementation.
  • Experience with Windows Server administration, maintenance, and troubleshooting.

 

Comments

Latest comments from students

 

Liked the class?  Then let everyone know!

PA-212: Palo Alto Networks Firewall Configure Extended Features (EDU-205)

  

 

Course Overview: PA-212: Palo Alto Networks Firewall Configure Extended Features (EDU-205) Training Class is a two-day course that teaches students to configure and manage the entire line of Palo Alto Networks next-generation firewalls. Students also will be instructed on the basics of implementing and managing GlobalProtect™ and active/ active high availability. Students will gain an in-depth knowledge of how to optimize their visibility and control of applications, users, and content.  This course prepares the student for Palo Alto Networks Certified Network Security Engineer (PCNSE).  Through hands-on training, students learn high end skills of how to integrate Palo Alto next-generation firewalls into their network infrastructure.  This is not a virtualized theoretical course.  This is hands-on, real world instruction, directly relevant to the DoD and Commercial implementations of Palo Alto Networks next-generation firewalls.

Each student is issued a physical Palo Alto firewall and a Cisco layer 3 switch at their desk.  Real hardware per student for real experience and real skill development.  TechNow provides a very comprehensive client infrastructure that includes Windows, Linux, and multiple packet sniffer agents.

This course sets up the foundation for the three day course PA-243: Palo Alto Networks Firewall Debug and Troubleshoot (EDU-311). The instructor for this course has been a lead in Unix kernel development to implement firewall and intrusion detection technologies.  Additionally, the instructor has taught several security appliance products and carries several SANS, ISC2, ISACA, Cisco, Unix, and Windows certifications.  Attendees to the PA-212: Palo Alto Networks Firewall Configure Extended Features (EDU-205) Training Course will receive TechNow approved course materials and expert instruction.

 

Dates/Locations:

No Events

Duration: 2 days

Course Objectives:   Students attending this foundational-level training course will gain an in-depth knowledge of how to configure and manage their Palo Alto Networks firewall.  Students also will be instructed on the basics of implementing and managing GlobalProtect™ and active/ active high availability. Students will gain an in-depth knowledge of how to optimize their visibility and control of applications, users, and content.

Day 1

  • Module 0 – Introduction & Overview
  • Mod 1: Advanced Interface
    • Configuration
    • Advanced NAT
    • Policy-Based
    • Forwarding
    • Routing Protocols (OSPF)
  • Mod 2: App-ID™ –
    • Custom Applications
    • Defining New Application Signatures
    • Application Override
  • Mod 3: Advanced Content-ID™
    • Custom Threat Signatures
    • Data Filtering
    • DoS Protection
    • Botnet Report
  • Mod 4: Advanced User-ID™
    • Terminal Server Agent
    • Captive Portal
    • XML API

Day 2

  • Mod 5: Quality of Service
    • Configuring Quality of Service
  • Mod 6: GlobalProtect™
    • Implementation of GlobalProtect
    • Install and Configure Portal, Gateway, and Agents
  • Mod 7: Monitoring and Reporting
    • Log Forwarding
    • SNMP
    • Reporting
  • Mod 8: Active/Active High Availability
    • Configuring Active/Active HA

 

Prerequisites:

This course is in no way associated with Palo Alto Networks, Inc.

Comments

Latest comments from students

Like the class?  Then let everyone know!

C-225: C++ Object Oriented Programming

 

Course Overview:

C-225: C++ Object Oriented Programming is a hands-on course that provides a complete introduction to the ANSI Standard C++ programming language, focusing on quickly developing the practical skills needed to create real-world solutions.  Our hands-on labs are designed to promote retention and challenge students to apply their skills to new situations.

C++ is more than just C with classes.  It is a whole new language with a structure similar to C, but with significant differences to warrant a complete course to cover its features.

Attendees to C-225: C++ Oriented Programming will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 Days

Course Objectives:

  • Classes
  • Casting in C++
  • Constructors & Destructors
  • Class Methods & Data
  • Inheritance
  • Overloaded Functions
  • Virtual Functions
  • Overloaded Operators
  • Pure Virtual Functions
  • Exception Handling
  • References & Constants
  • Standard Template Library
  • New and Delete
  • STL Containers

Prerequisites:

 

Comments

Latest comments from students

User: christinehejnal

Instructor comments: The material was made clear, however I don't agree that she shouldn't have catered towards the people not taking the exam.

Facilities comments: The facilities were cold and very noisy, I found it hard to concentrate.

User: mamacker1

Instructor comments: Informative instructor. Definitely not monotone. I'd recommend it to my sister if I had one.

Liked the class?  Then let everyone know!