The 10 best Security Fundamentals courses in 2026

Master Information Security Essentials: Learn Core Cybersecurity Skills. Build a rock-solid foundation in information security—one of today’s most essential and sought-after skills. This Information Security Foundations course offers you a practical overview of the essential concepts, tools, and models that are necessary to secure a modern digital system. Begin with the foundational security principles that drive every defensive plan, such as the CIA Triad: confidentiality, integrity, and availability. Discover cryptography and other key security techniques, learning how encryption and authe

This course provides a comprehensive understanding of AWS security fundamentals, including essential services and the evolving threat landscape in cloud environments. It covers the AWS Shared Responsibility Model, crucial AWS services, and security risks tied to cloud-native attacks. By the end of this course, learners will be equipped to identify security risks, use AWS-native tools to manage incidents, and ensure secure AWS workloads. Through engaging videos, readings, and practical knowledge checks, this course will guide learners to build a solid foundation in AWS security principles. Emp

This course is designed for professionals aiming to excel in creating and managing robust security programs that align with organizational goals. You'll start by exploring the essential components of an information security program, including frameworks, benchmarks, and metrics. As you progress, you'll gain expertise in asset classification, controls, configuration management, and vulnerability management. The course also covers the software development life cycle, cloud computing, and vendor management, equipping you with the skills to handle complex security challenges. Dive into the technic

To round out your skills in network administration, in this course, you'll explore network-security fundamentals like passwords, Layer 2 security, wireless security, and remote-access security. You'll also be introduced to automation and programmability as it pertains to making network administration more efficient and effective. Finally, you'll engage in troubleshooting for each of the prior areas of concern, ensuring that you can adequately address any networking problems that might arise. This is the third and final course in a multi-course Specialization. All of the courses in this Speci

Updated in May 2025. This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Discover the foundational principles of Information Security and Incident Handling in this comprehensive course. You'll gain essential knowledge about key concepts, risk management, vulnerability assessments, and incident response frameworks. With guidance from experts Daniel and Adam, you’ll learn how to assess risks, manage vulnerabilities,

Healthcare data breaches consistently have some of the highest financial, operational, and regulatory impact of any industry. This foundational course is designed to help healthcare data professionals build essential security practices that protect patient information and support regulatory compliance. In this course, you’ll learn the core security fundamentals needed to safeguard healthcare data in your daily work. You’ll develop practical skills in recognizing common breach risks, encrypting data files for secure sharing, and monitoring access permissions to identify unauthorized changes.

This course equips you with the essential skills to secure, manage, and monitor modern APIs, ensuring reliability and compliance in today’s interconnected applications. You’ll explore API security fundamentals, learn industry-standard authentication and authorization techniques, implement encryption, and defend against common threats. Moving beyond security, you’ll master API management by setting up gateways, implementing monitoring and analytics, and transforming APIs into scalable products. By the end of this course, you will be able to: • Explain core API security concepts, threats, and

Cybersecurity threats are constantly evolving, making it essential for organizations to build strong and resilient security programs. This course explores the modern threat landscape and the strategies required to develop, manage, and test effective information security programs in today’s digital environment. Throughout this course, you will learn how to identify cybersecurity threats, design structured information security programs, and implement security assessment and testing practices. By understanding these concepts, you will gain practical insights into protecting systems, managing ris

One of the most important jobs an information security professional has is the protection of organizational assets. We will look at the various types of assets and discuss their value. We will then look at common threats to information and their mitigation, providing coverage throughout the entire data life cycle.

Job-ready cybersecurity path: security frameworks, SIEM tools, Linux, SQL, and Python for security.