Fact. Recent studies have shown that certified employees in the computer industry are earning salaries averaging 25% higher than their non-certified counterparts.

NCSA. Your ticket to a brighter future!

CX-211 Computer Security Technician

Test your skills out on Computer Security Technician with the NCSA online certification exam CX211. Exam questions are multiple choice and come from three different categories which are shown in the box below along with the approximate percentage of questions from each category.

   Category Percentage
  Security Applications 40%
  Security Concepts 30%
  Network Security 30%


Questions are designed to meet the criteria established for individuals with six months experience working as a Computer Security Technician. Your scores will be available as soon as you complete the exam. Online certification exams are available for free by clicking the test now button above.

Why get Computer Security Technician certified?

With the explosion of sensitive personal data, corporate proprietary information, and financial information online coupled with the increase in identity theft, hacking, viruses, malware, phishing and all types of malicious code employees specializing in computer security are in higher demand than ever before. Getting certified as a Computer Security Technician demonstrates to potential employers that you have the required skills and abilities to help protect and maintain government, and corporate networks against unwanted intrusion and other security threats.

What do I need to study?

The exams we provide focus on the basic concepts you will be familiar with through experience as a Computer Security Technician. If you have studied or worked with computer security in some practical manner before you likely have most of knowledge required for your certification. If not, we highly suggest you spend some time working towards this goal. The exam will also test your knowledge of security concepts. The outline below covers the major areas tested in the exam:

General Security

  • Security Policies
  • Hardening
  • Physical Security
  • Antivirus Software
  • Security Zones
  • Risk Identification
  • Infrastructure
  • Stack Smashing
  • Design Goals
  • Types of Access attacks
    • Spoofing
    • Phishing
    • Replay
    • Back Door
    • Brute Force
  • Malicious Code
    • Viruses
    • Trojan Horses
    • Worms
    • Logic Bombs

Network Security

  • Implementing and Maintaining secure network
  • TCP/IP Protocol
  • Firewalls
  • Wireless Access
  • 802.1x Wireless Protocol
  • SNMP
  • Telephone/PBX  Systems
  • Hardening FTP Servers
  • Hardening DNS Servers

Access Control

  • Unix Security
  • Passwords
  • Windows NT
  • User Interface
  • Intrusion Detection
  • Honey Pots
  • Wireless Transport Layer Security
  • Monitoring Activity


  • Hash Functions
  • Block Cipher
  • Stream Cipher
  • Asymmetric Functions
  • Symmetric Algorithms
  • Permutations
  • Digital Signatures
  • Authentication
  • Non-Repudiation
  • Protocols and Standards
    • X.509
    • SSL and TLS
    • CMP
    • S/MIME
    • SET
    • SSH
    • PGP
    • HTTPS
    • IPSec
    • FIPS
    • WEP
    • ISO 17799
  • Key Management

What careers will this prepare me for?

Network Security, Digital Media Security, Security Consultant, Penetration Tester, Wireless Security, Information Security Analyst, Information Systems Security Officer, Application Securit, Security Architect. Cryptography, Computer Security Analyst, Computer Security Investigator

   Category Percentage
  Security Applications 40%
  Security Concepts 30%
  Network Security 30%


Need training before you take the exam? Visit our training area to load up on quality courseware to prepare you for taking your Computer Security Technician certification exam.