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Course Overview

  • What are course description?

    Network security is a branch of information security in which you learn to secure Digital networks of organizations such that it does not reveal any information while pentesting or tried to be hacked. In the Network security course, you will learn the advanced methodologies to protect the network of an organization. It is essential as nowadays every business has a digital interface to perform basic business functions like marketing, intercompany communication, intracompany communication, publicity, product selling, etc. and it is essential to secure these interfaces in order to maintain the integrity of the organization. Generally, network security is referred to any action or activity which is performed to protect a network from unauthorized access to the data and to secure it from the attempts like data breaching, server hijacking, etc.    With the help of CDI’s Network Security Course, we will gain knowledge And skills to Implement security at various levels of a network such that it would be impossible to penetrate it. We will teach you different security techniques for application over a network like Web application Firewall (WAF), Intrusion Detection System (IDS), Intrusion prevention system(IPS) at different levels of the networks models like Open system Intercommunication (OSI) and Transmission control protocol / Internet protocol (TCP/IP), better configuration of services while installing them, penetrate into the servers With the help of various manual as well as automatic techniques and many more. 

  • What are the course objectives?

    CDI’s Certified Network security training and certification course we will provide you an ultimate training to help you in mastering the techniques in order to beat the black hats at their own game and at the same time secure and defend your own Network infrastructure We provide both walk-in and online training depending on trainee’s requirement and convenience. This course focuses on the multiple aspects of the network security which are crucial and necessary to secure. The trainee will learn to breach dummy as well as live servers using methodologies like penetration testing, port scanning, sniffing, phishing, etc. so that they can better understand the defending techniques. Most of the modules will cover by practical sessions leaving a few of the modules for theory.

  • Why is the CNSE certification so desirable?

    The Certified Network security Expert certification form CDI is the gateway to the large number of career advancement opportunities like computer network defense (CND) analyst, CND infrastructure support, CND incident responder, CND auditor, intrusion analyst, security manager, etc.

  • What skills will you learn in Network Security course?

    CDI’s Ethical Hacking Course will elebrote your knowledge of network, network architecture, OS and database hardening in terms of network, network forensics so you prevent servers and network by identifying the threats and vulnerabilities. This course will help you: ● To learn the methodology and tactics used by the hacker to Penetrate in dummy servers and networks. ● understand The concepts like IDS, firewalls, IPS, honeypots, wireless hacking WAPS and many more. ● Learning advance hacking concepts. ● Be an expert in network packet analysis securing IAS Apache web servers. ● Learn Log management for security assurance

  • Who should take our the Network Security Course?

    The Certified Ethical Hacking Training is best suitable for candidates like: IS/IT auditor or consultant IT operations manager IT security officer, auditor or engineer Network manager, architect, consultant or administrator Technical support engineer Senior systems engineer Systems analyst or administrator Students of Engineering.

Tools Covered

Network security Tools
Password Cracking Tools
Penetration testing Tools
Sniffing Tools
SQL Injection Tools
Web application security Tools


      • File directory architecture
      • Basic commands of linux
      • Basics of Network security
      • Important protocols
      • Their headers
      • Linux architecture
      • Ports and their importance
      • Hashing (Cryptographic functions)
      • Network threats and attack methodology
      • Reconnaissance
      • Information gathering tools
      • Flags in Detail
      • Automatic Port Scanning (NMAP & ZENMAP)
      • Manual Port scanning
      • Scapy (MODIFY IP,PACKET HEADER , PARAMETERS , be fool the server)
      • Pentesting methodology
      • Metasploit
      • Packet sniffing
      • Hacking networks
      • Vulnerability Assessment and Pentesting (VAPT)
      • Secure network design
      • LINUX server hardening
      • Windows server hardening
      • Server pentesting
      • Hijacking windows with using RAT and trojan.
      • RFI & LFI ( remote file inclusion & local file inclusion ) vulnerability
      • Denial of service (DOS) and distributed denial of service (DDOS) attacks
      • Countermeasures of DoS
      • Countermeasures of DDoS
      • Database security

    Exam & certification

    • What is the passing criteria of the CNSE exam?

      The passing marks criteria for the CNSE examination is 70%. This criteria is strictly followed by the CDI.

    • For how much time my certificate will be valid?

      Your certificate will be valid for 3 years after that you can renew your certificate by passing the certificate renewal exams.

    • What you should know before you join ?

      Though there is no specific criteria in technical Knowledge as we will cover all the topics including the detailed basics of the topic, however if a person will have the basic knowledge of networking and its protocols then it will be beneficial for them.

    • Is the Examination fees is included in the CNSE training fees?

      Yes, examination fees is included in the CNSE training and certification fees.

    • What are the basic knowledge requirements for this certification?

      There is no specific criteria for knowledge for the Certified Network Security training certification however if the candidate have basic knowledge of networking and protocols it will be beneficial for them.

    • What types of projects will be given to trainee during the Certified Network Security training?

      There are multiple projects to be completed in this course, along with projects we have small assignments which is compulsory for every trainee to complete. These assignments consist of practice modules which will help you in nourishing your skills for both self development and for your future corporate life. The practice module will conclude each topic which we have covered during the training sessions.

    Course advisor

    CDI Team

    Cyber Defence and intelligence ( CDI ) is an emerging Information security company with an aim to provide information security solutions to clients with wide array of platforms: Networks,web applications , servers and databases.


    • What is the fee structure of the certification?

      For fee structure details please visit our Headquarters in Mohali.

    • Is the exam fee included in the course fee?

      Yes, the CNSE exam fee is included in the course fee.

    • What tools do I need to attend the training sessions?

      The necessary equipments to attend ethical hacking training at CDI are ● A laptop with 4GB ram or above ● Operating system usually use is Windows(windows 7 or above recommended) or Mac OS (MAC os 10.6 or above recommended) ● Internet speed is preferred to be higher than 512kbps ● So online training you prefer headphone or earphone with the microphone built in it so that you can hear instructions and training session

    • I am not able to access the online course. Who can help me?

      You can contact us via calls or just drop a mail regarding the issue.

    • How can I learn more about this training program?

      Contact us using the contact number or just drop a mail regarding the question or information you require. For Contact details you can visit the contact us page on our website.

    • How do I become a Certified Network Security Expert (CNSE)?

      In order to become a Certified Network Security Expert, follow these steps: Register yourself for the Cyber defence Intelligence (CDI’s) - CNSE training. Complete the training program (online or offline) Practice your techniques on your system Be creative and innovative. Think outside the box for the solutions and new methods. Take the certification exam online or offline After successfully completing the training and passing the exam you will now be recognized as the Certified Ethical Hacker.

    • How much does CNSE Training cost?

      There are two modes of training at CDI, they are online and walk in trainings. In online a trainer will take your classes online. In walk in trainings you will attend your training at the institute. The prices are dynamic and changes. For current price please contact us or visit the headquarters . For contact details visit us at the Contact us page.

    • How much time will I have to complete the CNSE exam?

      The exam duration is of two hours.

    • Am I required to sign any agreement prior to the exam?

      Yes, CDI has developed a number of policies to support the goals of the CDI certification program and its Integrity.

    • What certification will I receive after completing the CNSE course?

      As the CNSE course training completes and you successfully pass the certification test, you will be awarded the course completion certificate from CYBER DEFENCE INTELLIGENCE In NETWORK SECURITY which will be valid for 3 years .

    • Is CDI have any collaboration with EC-Council?

      No, Cyber Defence Intelligence-CDI is an individual.

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    The City Beautiful - Chandigarh

    Chandigarh is a city as well as a Union Territory in India which is serving as the capital of two major northern states i.e. Punjab and Haryana. It is India’s one of the first planned city and among the top 3 wealthiest cities. The major source of employment of the Chandigarh’s public is Government Jobs and Business. Considering, the IT hub of the city is IT-park Chandigarh which is home to popular companies like Infosys, Tech Mahindra, Net Smartz, IDS Infotech, etc. Every IT firm requires at least one IT Team which perform a crucial role in resolving the company’s digital problem and securing their network, web infrastructure and systems. This IT team is always in need of Ethical Hackers and Information security Experts to perform these crucial function for the organization. These experts use their skills and ensure the security of the organization so that they can work peacefully. As this, an invaluable skill, Certified Ethical Hackers, and Certified Network Security Expert are highly in demand. We at Cyber Defence Intelligence provides you with the best training in Network Security and Information Security so that you can develop yourself according to the company requirement and grab the best opportunity.

    Class schedule All Batches
    • Oct 29 Weekend classes 19:30 - 23:30 IST 10 sessions
      • Oct
      • Mon29

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