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Tutorial 4.1
Introduction to Security Monitoring and Defensive Systems
Foundations of security monitoring, defensive architecture, and the role of detection in the modern enterprise.
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Tutorial 4.2
Intrusions, Attack Methodologies, and Threat Landscapes
Threat actors, attack lifecycle, kill chain, MITRE ATT&CK, and insider threats.
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Tutorial 4.3
Intrusion Detection System Fundamentals
IDS objectives, architecture, signature‑based, anomaly‑based, and specification‑based detection.
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Tutorial 4.4
Host-Based Intrusion Detection Systems (HIDS)
File integrity monitoring, log analysis, system call monitoring, registry monitoring, and EDR.
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Tutorial 4.5
Network-Based Intrusion Detection Systems (NIDS)
Traffic analysis, packet inspection, deep packet inspection, signatures, protocol analysis, and sensor deployment.
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Tutorial 4.6
Intrusion Prevention Systems (IPS)
Inline deployment, blocking techniques, rate limiting, tuning, and false positive management.
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Tutorial 4.7
Firewall Fundamentals and Architectures
Security zones, perimeter security, DMZ, screened host, screened subnet, and dual‑homed gateway.
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Tutorial 4.8
Firewall Technologies and Deployment Strategies
Packet filtering, stateful inspection, application firewalls, NGFW, ACLs, and internal segmentation.
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Tutorial 4.9
Advanced Threat Detection and Security Analytics
SIEM, log management, event correlation, threat hunting, UEBA, and threat intelligence integration.
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Tutorial 4.10
Secure Internet Protocols and Architecture
Security services, secure protocol design, OSI layering, and the role of IPsec, TLS, and application‑layer security.
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Tutorial 4.11
IPsec Architecture and Security Services
SA, SPD, SAD, transport vs. tunnel mode, and IKE overview.
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Tutorial 4.12
IPsec Protocols: AH and ESP
Packet formats, processing, anti‑replay, and cryptographic algorithms for Authentication Header and Encapsulating Security Payload.
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Tutorial 4.13
Virtual Private Networks and Secure Remote Access
Site‑to‑site, remote‑access VPNs, IPsec vs. SSL/TLS VPNs, cloud VPNs, and deployment architectures.
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Tutorial 4.14
Transport Layer Security (TLS)
TLS architecture, handshake, certificate validation, cipher suites, forward secrecy, TLS 1.2 vs. 1.3, and vulnerabilities.
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Tutorial 4.15
Secure Electronic Mail and Messaging Protocols
S/MIME, PGP/OpenPGP, web of trust, digital signatures, encryption, and the Signal Protocol for secure messaging.
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Tutorial 4.16
Security Standards and Internet Security Frameworks
IETF RFC process, NIST SP 800 series, NIST CSF, ISO/IEC 27000, interoperability, and compliance.
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Tutorial 4.17
Security Operations Integration and Incident Handling
SOC structure, monitoring integration, IR lifecycle, evidence collection, reporting, escalation, and SOAR.
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Tutorial 4.18
Unit 4 Integration and Case Studies
Synthesis of all Unit 4 topics through APT, ransomware, insider threat, and secure communication case studies.
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