Ethical Hacking: Network Security & Network Layer Attack

Unleash the power of cybersecurity with our in-depth educational series, “Ethical Hacking: Network Security & Network Layer Attack,” now accessible exclusively on howtofree.org. This extensive 30+ hour video course is a comprehensive exploration of the critical aspects of network security, providing an immersive journey into the intricacies of safeguarding digital landscapes.

Dive into the fascinating world of ethical hacking as our expert instructors guide you through the complexities of network security. From understanding vulnerabilities to mastering the art of countering network layer attacks, this meticulously crafted course empowers learners with practical skills crucial for defending against potential threats.

Discover the latest techniques, tools, and methodologies employed by ethical hackers as you progress through engaging modules designed to enhance your proficiency in securing networks. Whether you’re a seasoned professional or a beginner in the cybersecurity realm, this course caters to all levels of expertise.

What sets this course apart is its hands-on approach, allowing participants to apply theoretical knowledge in practical scenarios. Navigate through real-world case studies and simulated cyber-attack scenarios to develop the skills necessary for protecting digital infrastructures.

What You’ll Learn:

• Ethical Hacking Essentials:
• Understand the concept of ethical hacking, where a hacker, authorized by an organization or individual, performs cyber attacks on a system with explicit permission.
• Programming Proficiency:
• Becoming an ethical hacker requires proficiency in at least one programming language and a working knowledge of common languages such as Python, SQL, and C++.
• Linux Operating System Usage:
• Explore why many hackers prefer the Linux operating system, known for being free, open-source, and easily accessible for modification.
• Legal Framework:
• Recognize the legality of ethical hacking, emphasizing that it is permissible when the hacker has explicit permission to test system vulnerabilities.
• Certification Exams:
• Prepare for certification exams like Certified Ethical Hacker (CEH) and Certified Information Security Manager (CISM), validating expertise in cybersecurity governance.
• Hacker Types:
• Understand the different types of hackers, including white hat hackers (ethical hackers) with authorization and black hat hackers who are cybercriminals.
• Network Fundamentals:
• Gain foundational knowledge of network fundamentals to build a strong understanding of network security concepts.
• Network Layer Attacks:
• Explore network layer attacks and techniques employed by ethical hackers to identify and mitigate vulnerabilities.
• ARP Spoofing and Poisoning:
• Dive into ARP Spoofing and ARP Poisoning, understanding the risks and preventive measures.
• Hands-On Practices:
• Engage in hands-on practices, including using GNS3 networks, attaching Kali to GNS3 networks, and active network device exploration.
• Man in the Middle (MitM):
• Learn about the “Man in the Middle” concept, its significance, and practical applications.
• Network Sniffing:
• Explore network sniffing, data analysis via Wireshark, and the use of MITMf against real networks.
• Security Weaknesses:
• Identify weaknesses in network devices and learn how to prepare a lab environment for hands-on experiments.
• Penetration Testing Tools:
• Familiarize yourself with penetration testing tools such as Ettercap, Wireshark, and more for effective ethical hacking.
• Specific Attacks:
• Delve into MAC Flooding, DHCP Starvation, DHCP Spoofing, VLAN Hopping, and penetration testing of network devices.
• Device Audits:
• Understand the importance of network device audits in maintaining robust cybersecurity.
• Cybersecurity Domains:
• Broaden your knowledge in ethical hacking, cyber security, android hacking, hacking, ethical intelligence, and ethical hacker roles.

Course Content

1. Network Fundamentals of Network Security & Network Layer Attack

• Course Introduction and What the Course is?
• FAQ regarding Ethical Hacking

2. Reference Models

• What is “Protocol”
• Reference Models
• OSI Reference Model
• OSI vs TCP/IP
• Demonstration using Wireshark
• quiz

3. Data Link Layer ( Layer 2 )

• Standards & Protocols
• Ethernet: Principles, Frame & Headers
• ARP ( Address Resolution Protocol ) • Mechanism, ARPTables,
• ARP Packets
• ARP Hand-On Practices
• VLANs — Virtual Local Area Networks
• WLANs — Wireless Local Area Networks
• quiz

4. Network Layer ( Layer 3 )

• Introduction to Network Layer
• Internet Protocol – IP
• IPv4 Adressing System
• IPv4 Packet Header
• IPv4 Subnetting: Classful Networks
• IPv4 Subnetting: Subnet Mask
• IPv4 Subnetting: Understanding
• IPv4 Shortage
• Private Networks
• Private Networks – Demonstration
• NAT — Network Address Translation
• IPv6, Packet Header & Addressing
• DHCP – How the Mechanism Works
• ICMP — Internet Control Message Protocol
• Traceroute

5. Transport Layer ( Layer 4 )

• Introduction to Transport Layer
• TCP — Transmission Control Protocol
• TCP Header
• UDP — User Datagram Protocol
• quiz

6. Application Layer (Layer 5-7)

• Introduction to Application Layer
• DNS — Domain Name System
• HTTP ( Hyper Text Transfer Protocol )
• HTTPS
• Checklist – What We Have Learned
• quiz

7. Network & Data Link Layer (Layer 2) Attacks

• What is Covered?

8. Create Lab VirtualBOX

• Download and Install VirtualBOX
• Download and Install Kali Linux -VirtualBox
• Download and Install Kali Linux Image File
• Download and add Metasploitable Image File
• OWASP Image File-2 Download and Add VirtualBOX
• Windows 7 Add VirtualBox
• Windows 8 Add VirtualBox
• Windows XP Add VirtualBox
• Create Nat Network and Connections Test with VirtualBox

9. Create Lab VmWare

• VmWare Download and Install
• Kali Linux Install VMWare
• Kali Image File Add VmWare
• Metasploitable Add VmWare
• Owasp Add VmWare
• Win7 add VmWare
• Win8 add VmWare
• WindowsXp Add VmWare
• Create Nat Network and Connections Test with VmWare

10. Using GNS3 and Creating a GNS3 Networks

• Download & Install
• Setting Up the First Project
• GNS3 Environment
• Building GNS3 Network
• Attach Kali (or another VM) to the GNS3 Network
• Configuring Switch & Router (Cisco) and creating VLANs

11. Network Sniffing: The “Man in the Middle” (MitM)

• MitM: Listening to the traffic
• Sniffing
• TCPDump
• Wireshark: Capturing the Traffic
• Wireshark: Following Stream
• Wireshark: Summarise Network

12. Active Network Devices in Network Security

• Router, Switch, Hub

13. Active Network Devices in Network Security

• Router, Switch, Hub

14. Expanding Sniffing Space

• How to Expand Sniffing Space?
• MAC Flood: Switching
• MAC Flood: Using Macof Tool
• MacFlood – Countermeasures
• ARP Spoof
• ARP Cache Poisoning using Ettercap
• DHCP Starvation & DHCP Spoofing
• DHCP Mechanism
• DHCP Starvation – Scenario
• DHCP Starvation Demonstration with Yersinia
• VLAN Hopping
• VLAN Hopping: Switch Spoofing
• VLAN Hopping: Double Tagging

15. Penetration Testing of Network Devices

• Reconnaissance: Finding Open Ports & Services Using NMAP
• Password Cracking v
• Online SSH Password Cracking Using Hydra
• Compromising SNMP: What is SNMP? v
• Compromising SNMP: Finding Community Names Using NMAP
• Scripts
• Compromising SNMP: Write Access Check Using SNMP-Check
• Tool
• CQ.mpromising SNMP: Grabbing SNMP Configuration Using
• Metasploit

16. Auditing Network Devices Network Security & Network Layer Attack

• Password Creation Methods of Cisco Roui
• Identity Management
• ACL — Access Control Lists
• SNMP Security

17. Extra

• Ethical Hacking: Network Security & Network Layer Attack

Requirements for Ethical Hacking Course:

• To ensure a seamless and effective learning experience in our ethical hacking and penetration testing course, please make sure your system meets the following requirements:
• RAM:
• Minimum: 4 GB of RAM
• Recommended: 8 GB of RAM for optimal performance
• Processor:
• A 64-bit system processor is mandatory for the ethical hacking course.
• Disk Space:
• At least 10 GB of available disk space is required for the ethical hacking and penetration testing course.
• Virtualization Technology:
• Enable virtualization technology in BIOS settings, such as “Intel-VTx.”
• Browsers Network Security & Network Layer Attack:
• Ensure you have modern browsers installed, including Google Chrome (latest version), Mozilla Firefox (latest version), and Microsoft Edge (latest version).
• Free Software:
• All software and tools referenced in this course are free to use.
• Computer:
• A computer capable of installing the necessary free software and tools required for practical hacking exercises.
• Desire to Learn:
• Develop a strong desire to understand hacker tools and techniques within the ethical hacking domain.
• Download and Installation:
• Be able to download and install all the free software and tools needed to practice hacking.
• Work Ethic:
• Possess a strong work ethic, a willingness to learn, and enthusiasm for exploring the intricacies of the digital world’s back door.
• Simplicity:
• Nothing else is required! It’s just you, your computer, and your ambition to kickstart your journey in penetration testing today.

Who Should Enroll in This Course:

• This course caters to a diverse audience, making it suitable for:
• Beginners:
• Individuals starting from scratch and aspiring to progress to more advanced levels in ethical hacking.
• Intermediate Learners:
• Those looking to elevate their Network Hacking skills to a more advanced level.
• Cybersecurity Enthusiasts:
• Cybersecurity experts keen on expanding their knowledge and honing their skills further.
• Career Transitioners:
• Individuals aiming to transition into the field of Cyber Security.
• CISCO Exam Aspirants:
• Those preparing for CISCO exams to enhance their credentials in the cybersecurity domain.
• Network Security Enthusiasts:
• Individuals with a specific interest in learning the intricacies of Network Security.
• Network and Data Layer Attack Learners:
• Those wanting to delve into the nuances of Network and Data Layer Attacks.
• “Man in the Middle” Enthusiasts:
• Individuals curious about learning “The Man in the Middle” (MitM) techniques.
• Ethical Hacking Enthusiasts:
• Anyone with a genuine interest in learning ethical hacking methodologies.
• Whether you are taking your first steps into the realm of cybersecurity or seeking to enhance your existing skills, this course provides valuable insights and practical knowledge to meet your learning objectives. Join us on this educational journey and unlock the doors to ethical hacking expertise.

Free on your journey to becoming an ethical hacker and fortify your skills in network security. Join our free video course now on howtofree.org and empower yourself with the knowledge needed to navigate the ever-evolving landscape of cybersecurity Network Security & Network Layer Attack.

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