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Cyber Security Specialist Course
More than 20 lakh learners worldwide

Cyber Security Specialist Course

4.9

Master the full spectrum of cybersecurity — from network defence and ethical hacking to incident response and cloud security. This comprehensive course equips you with the technical skills and strategic knowledge that employers demand. Whether you are entering the field or advancing your career, you will graduate ready to protect real organisations against real threats.

Dedika for businesses

What you will learn:

You will build a deep, practical understanding of cybersecurity across eight core domains and six specialised tracks. You will learn to analyse network protocols, harden operating systems (OS), and deploy cryptographic controls that protect sensitive data. You will develop hands-on offensive skills through structured penetration testing methodologies and web application vulnerability assessment. You will master security operations, including SIEM configuration, threat hunting, and digital forensics. You will also gain expertise in identity and access management, cloud-native security tools, and advanced persistent threat defence. By the end, you will be equipped to lead security programmes, communicate risk to executives, and pursue top industry certifications.

How you study in a practical way Cyber Security Specialist Course

How you practise Cyber Security Specialist Course

For companies looking to train their teams

With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Cybersecurity

  • Lesson 1 • Understanding the Threat Landscape

    Maps current attacker categories, motivations, and threat vectors. Connects real-world incidents to abstract security principles introduced earlier.

  • Lesson 2 • Risk Management Fundamentals

    Introduces risk identification, assessment, and treatment options. Enables students to prioritize security investments based on business impact.

  • Lesson 3 • Core Security Concepts and Principles

    Covers the CIA triad, authentication, authorization, and non-repudiation. Provides the conceptual vocabulary used throughout the entire course.

  • Lesson 4 • Security Governance and Compliance

    Explains policy frameworks, regulatory drivers, and organizational accountability structures. Links governance to operational security decisions.

Chapter 2See details

Networking and Protocol Security

  • Lesson 1 • Firewalls, IDS, and IPS Deployment

    Explains rule-based filtering, signature detection, and behavioral prevention systems. Prepares students to configure and tune perimeter defenses.

  • Lesson 2 • TCP/IP Stack and Protocol Analysis

    Examines each OSI layer's role and common protocol behaviors. Grounds students in the technical substrate all network attacks exploit.

  • Lesson 3 • Network Traffic Inspection

    Teaches packet capture, filtering, and anomaly detection using industry tools. Directly applies protocol knowledge to live traffic analysis.

  • Lesson 4 • Wireless and Remote Access Security

    Addresses Wi-Fi protocol weaknesses, VPN technologies, and secure remote access design. Extends network security to mobile and distributed environments.

  • Lesson 5 • Secure Network Architecture Design

    Covers segmentation, DMZ design, and zero-trust network principles. Translates protocol knowledge into defensible infrastructure layouts.

Chapter 3See details

Operating System and Endpoint Security

  • Lesson 1 • Endpoint Detection and Response

    Introduces EDR platforms, behavioral detection, and incident containment at the host level. Bridges endpoint hardening with active threat detection.

  • Lesson 2 • Endpoint Hardening and Baseline Configuration

    Applies CIS benchmark principles to reduce attack surface on workstations and servers. Connects OS knowledge to measurable security posture improvement.

  • Lesson 3 • Linux Security Architecture

    Covers Linux permissions, PAM, and kernel security modules. Equips students to harden Linux servers used in enterprise and cloud environments.

  • Lesson 4 • Windows Security Architecture

    Examines Windows authentication, privilege model, and registry security. Provides the foundation for hardening and auditing Windows environments.

  • Lesson 5 • Mobile Device and IoT Security

    Addresses mobile OS security models, MDM controls, and IoT device risks. Extends endpoint security principles to non-traditional devices.

Chapter 4See details

Cryptography and Data Protection

  • Lesson 1 • Symmetric and Asymmetric Cryptography

    Explains block ciphers, stream ciphers, and public-key algorithms with their use cases. Establishes the mathematical intuition needed for applied cryptography.

  • Lesson 2 • Public Key Infrastructure

    Explains certificate authorities, certificate lifecycle, and trust chain validation. Prepares students to deploy and manage PKI in enterprise environments.

  • Lesson 3 • Hashing, Integrity, and Digital Signatures

    Covers hash functions, HMAC, and digital signature schemes for data integrity. Connects cryptographic primitives to authentication and non-repudiation goals.

  • Lesson 4 • Transport Layer Security and Secure Protocols

    Examines TLS handshake, cipher suite selection, and common misconfigurations. Ensures students can secure data in transit across all application layers.

  • Lesson 5 • Data Protection and Encryption at Rest

    Covers full-disk encryption, database encryption, and key management systems. Applies cryptographic knowledge to protecting stored sensitive data.

Chapter 5See details

Ethical Hacking and Penetration Testing

  • Lesson 1 • Penetration Testing Methodology

    Introduces scoping, rules of engagement, and standardized testing frameworks. Establishes the professional and legal boundaries of ethical hacking.

  • Lesson 2 • Vulnerability Scanning and Analysis

    Teaches automated scanning, manual validation, and false-positive reduction. Connects reconnaissance findings to exploitable weaknesses.

  • Lesson 3 • Exploitation Techniques and Post-Exploitation

    Covers exploit frameworks, privilege escalation, and lateral movement tactics. Demonstrates how attackers chain vulnerabilities to achieve objectives.

  • Lesson 4 • Reconnaissance and Information Gathering

    Covers passive OSINT, active scanning, and target profiling techniques. Builds the attacker's perspective needed for realistic vulnerability discovery.

  • Lesson 5 • Penetration Test Reporting

    Develops skills for writing executive summaries, technical findings, and remediation guidance. Translates technical results into actionable business intelligence.

Chapter 6See details

Web Application and API Security

  • Lesson 1 • Secure Development and DevSecOps Integration

    Introduces SAST, DAST, and security gates in CI/CD pipelines. Connects application security testing to Software Development Life Cycle (SDLC) practices.

  • Lesson 2 • Cross-Site Scripting and CSRF

    Explains reflected, stored, and DOM-based XSS alongside CSRF attack mechanics. Builds exploitation and mitigation skills for client-side vulnerabilities.

  • Lesson 3 • Injection and Authentication Vulnerabilities

    Covers SQL injection, command injection, and broken authentication patterns. Directly applies OWASP Top 10 categories to hands-on exploitation scenarios.

  • Lesson 4 • API Security Testing and Defense

    Addresses REST and GraphQL API vulnerabilities, authentication flaws, and rate limiting. Extends web security skills to modern API-driven architectures.

  • Lesson 5 • Web Application Architecture and Attack Surface

    Maps client-server interactions, HTTP mechanics, and common entry points. Establishes the technical context for all web vulnerability classes.

Chapter 7See details

Security Operations and Incident Response

  • Lesson 1 • SIEM Configuration and Log Analysis

    Covers log ingestion, correlation rule creation, and alert tuning in SIEM platforms. Builds the core detection capability of any security operations function.

  • Lesson 2 • Digital Forensics Fundamentals

    Introduces evidence preservation, chain of custody, and forensic artifact analysis. Supports incident response with legally defensible investigation techniques.

  • Lesson 3 • Security Operations Center Functions

    Explains SOC tiers, analyst roles, and operational workflows. Provides the organizational context for all detection and response activities.

  • Lesson 4 • Threat Detection and Hunting

    Introduces hypothesis-driven hunting, MITRE ATT&CK mapping, and behavioral analytics. Advances detection beyond reactive alerting to proactive threat discovery.

  • Lesson 5 • Incident Response Lifecycle

    Covers preparation, identification, containment, eradication, and recovery phases. Equips students to manage incidents systematically under operational pressure.

Chapter 8See details

Advanced Threats and Strategic Defense

  • Lesson 1 • Security Program Management

    Covers security roadmap development, budget justification, and board-level communication. Prepares students to lead and mature an enterprise security function.

  • Lesson 2 • Advanced Persistent Threat Tactics

    Analyzes APT kill chains, living-off-the-land techniques, and long-term persistence. Builds understanding of sophisticated adversary behavior for strategic defense.

  • Lesson 3 • Red Team and Blue Team Operations

    Covers adversary simulation, purple team collaboration, and continuous validation. Integrates offensive and defensive skills into a unified security improvement cycle.

  • Lesson 4 • Resilience, Business Continuity, and Recovery

    Integrates disaster recovery, business continuity planning, and cyber resilience frameworks. Ensures security programs support organizational survival after major incidents.

  • Lesson 5 • Cloud Security Architecture

    Addresses shared responsibility, cloud-native controls, and misconfiguration risks. Extends enterprise security skills to multi-cloud and hybrid environments.

Certification

Your valid completion certificate

This course is for you:

  • IT support technician: ready to pivot into a dedicated security role.

  • Recent computer science graduate: seeking structured, employer-relevant security training.

  • Network administrator: wanting to add offensive and defensive security credentials.

  • Career changer from finance or law: drawn to cybersecurity's problem-solving demands.

  • Junior SOC analyst: aiming to deepen skills beyond basic alert triage duties.

  • Small business owner: determined to understand threats targeting their own organisation.

What our students say

Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content that I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way of presentation and video transcription, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot in learning.
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André FelipePrompt Engineering Student

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