Network and Communications Security
This course is part of ISC2 Systems Security Certified Practitioner (SSCP).
This foundational course provides a comprehensive introduction to network and communications security, preparing students to understand and defend against modern cyber threats. Beginning with the fundamental architecture of networks through the OSI 7-Layer and TCP/IP models, the course methodically explores each layer's technologies, protocols, and security implications. Students will gain practical knowledge of network components, common attack vectors targeting each OSI layer, and appropriate defensive countermeasures. The curriculum covers critical security technologies including firewalls, proxies, intrusion detection systems, and network access controls. Special attention is given to wireless network security, addressing the unique challenges of securing unbound media and implementing proper authentication and encryption protocols. As part of the ISC2 Systems Security Certified Practitioner (SSCP) specialization, this course equips security professionals with the foundational knowledge necessary to secure modern network infrastructures against various threat actors, from individual hackers to nation-states.
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What you'll learn
Identify and understand the functions of each layer in the OSI and TCP/IP models
Recognize common network attack vectors and implement appropriate defensive controls
Configure and manage security devices including firewalls, proxies, and intrusion detection systems
Implement network segmentation and access controls for enhanced security
Secure wireless networks using proper authentication and encryption protocols
Understand DNS security considerations and protection mechanisms
Skills you'll gain
This course includes:
2 Hours PreRecorded video
27 assignments
Access on Mobile, Tablet, Desktop
FullTime access
Shareable certificate
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There is 1 module in this course
This beginner-level course provides a comprehensive introduction to network and communications security. The curriculum is structured around the OSI 7-Layer model and TCP/IP framework, systematically examining network architectures, protocols, and security considerations at each layer. Students learn about the fundamental components of modern networks, transmission media types, and commonly used ports and protocols from a security perspective. The course covers various network attacks targeting different OSI layers, from physical and data link vulnerabilities to complex application layer exploits like DNS spoofing. Security professionals will learn to implement defensive measures including proper firewall configuration, proxy services, network segmentation, and intrusion detection systems. Special attention is given to wireless network security, exploring authentication protocols, encryption standards, and common security flaws. Throughout the course, students gain practical knowledge of security device placement, management strategies, and best practices for securing network communications.
Overview
Module 1 · 7 Hours to complete
Fee Structure
Individual course purchase is not available - to enroll in this course with a certificate, you need to purchase the complete Professional Certificate Course. For enrollment and detailed fee structure, visit the following: ISC2 Systems Security Certified Practitioner (SSCP)
Instructor
Global Leader in Cybersecurity Education and Professional Certification
ISC2 Education & Training serves as a premier provider of cybersecurity education and certification preparation, offering comprehensive courses across critical domains of information security. Their curriculum encompasses essential areas including Access Control, Cryptography, Network Security, Security Operations, and Systems Application Security, along with specialized tracks for healthcare security. The program delivers expert-led instruction through various formats, including self-paced online learning, virtual classrooms, and traditional classroom settings. Their course offerings are designed to prepare professionals for ISC2's prestigious certifications while providing practical knowledge in risk management, incident response, security operations, and healthcare-specific security challenges. The training program is distinguished by its adaptive learning approaches, utilizing AI-driven personalization and comprehensive study tools including eTextbooks, flash cards, and interactive materials. Their instructors are certified cybersecurity experts who bring real-world experience to the classroom, ensuring students receive both theoretical knowledge and practical applications in information security management
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Frequently asked questions
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