Explore computer security courses on network protection, encryption, and cybersecurity threats. Prepare for careers in IT security and risk management.

University of London
Skills you'll gain: Linux, Linux Commands, Computer Systems, Command-Line Interface, Cybersecurity, Computer Architecture, Network Security, Vulnerability Assessments, Hardware Architecture, Application Security, Threat Detection, Authorization (Computing), Network Protocols, Virtual Private Networks (VPN), Operating Systems, Authentications, Network Monitoring, TCP/IP, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Network Protocols, Threat Management, Threat Modeling, Security Controls, Responsible AI, Cyber Security Strategy, Cyber Attacks, Secure Coding, Cyber Security Policies, Data Security, Security Awareness, Computer Security Awareness Training, Agile Methodology, Cyber Threat Intelligence, Network Security, TCP/IP, Incident Response, Threat Detection, Risk Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Networking Hardware, TCP/IP, Network Security, Network Protocols, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

New York University
Skills you'll gain: Security Engineering, Authentications, Threat Modeling, Network Security, Public Key Infrastructure, Distributed Denial-Of-Service (DDoS) Attacks, Firewall, Cyber Attacks, Cryptography, Infrastructure Security, Cybersecurity, Cyber Security Strategy, Data Encryption Standard, Cyber Risk, Mobile Security, Enterprise Security, Computer Security, Application Security, Threat Detection, Cyber Security Policies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Network Security, Cloud Security, Application Security, OSI Models, Cryptography, Encryption, Endpoint Security, Firewall, Malware Protection, Wireless Networks, Network Protocols, Public Key Infrastructure, Data Integrity, Virtualization
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Security, Role-Based Access Control (RBAC), Cybersecurity, Firewall, Network Monitoring, Authentications, Virtual Private Networks (VPN), Computer Networking, Authorization (Computing), Intrusion Detection and Prevention, Identity and Access Management, Security Controls, General Networking, Encryption
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Computer Security Incident Management, Linux, Network Security, Cyber Governance, OSI Models, Incident Management, Incident Response, Security Management, Linux Commands, TCP/IP, Computer Systems, Threat Modeling, Command-Line Interface, Network Protocols, Computer Networking, Cybersecurity, Cyber Security Strategy, Human Factors (Security), Cyber Threat Intelligence, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Cybersecurity, Network Infrastructure, Firewall, Cloud Computing, Virtual Private Networks (VPN), Encryption
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Information Systems Security, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Computer Security Awareness Training, Firewall, Cryptography, Security Controls, Threat Modeling, Intrusion Detection and Prevention, Security Awareness, Mobile Security, Malware Protection, Authentications
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: IT Security Architecture, Incident Response, Endpoint Security, Zero Trust Network Access, Risk Analysis, Network Security, Risk Mitigation, Cyber Governance, Compliance Auditing, Event Monitoring, Application Security, Cyber Security Policies, Cyber Risk, Computer Security, Governance, Data Security, Information Systems Security, Infrastructure Security, Mobile Security, Risk Management
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: AI Security, Penetration Testing, Network Security, Exploitation techniques, Open Web Application Security Project (OWASP), Cyber Security Assessment, Unix, Computer Security, Network Monitoring, Application Security, Cybersecurity, Artificial Intelligence and Machine Learning (AI/ML), Cryptographic Protocols, Network Protocols, Cryptography, Security Awareness, Generative AI Agents, Server Side, Web Applications, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months
Computer security, also known as cybersecurity, is the practice of protecting systems, networks, and programs from digital attacks. These attacks often aim to access, change, or destroy sensitive information, disrupt services, or extort money from users. The importance of computer security cannot be overstated; as our reliance on technology grows, so does the potential for cyber threats. Effective computer security measures help safeguard personal data, maintain privacy, and ensure the integrity of systems, making it a critical component of modern society.‎
A career in computer security can lead to various job opportunities, reflecting the growing demand for skilled professionals in this field. Common roles include Information Security Analyst, Network Security Engineer, Cybersecurity Consultant, and Security Software Developer. Additionally, positions such as Chief Information Security Officer (CISO) and Security Architect are available for those with more experience. Each of these roles plays a vital part in protecting organizations from cyber threats and ensuring compliance with regulations.‎
To succeed in computer security, you need a blend of technical and soft skills. Key technical skills include knowledge of network security protocols, encryption techniques, and vulnerability assessment tools. Familiarity with operating systems, firewalls, and intrusion detection systems is also essential. On the soft skills side, critical thinking, problem-solving, and effective communication are crucial, as professionals often need to explain complex security issues to non-technical stakeholders. Continuous learning and staying updated with the latest security trends are also important.‎
There are numerous online courses available to help you learn about computer security. Some highly regarded options include the Introduction to Computer Security course, which covers fundamental concepts, and the Computer Security and Systems Management Specialization, which offers a deeper dive into managing security systems. Additionally, the Fundamentals of Computer Network Security Specialization provides a comprehensive overview of network security principles.‎
Yes. You can start learning computer security on Coursera for free in two ways:
If you want to keep learning, earn a certificate in computer security, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.‎
To learn computer security effectively, start by identifying your current skill level and areas of interest. Begin with foundational courses, such as the Introduction to Computer Security, to build your knowledge base. Engage in hands-on practice through labs and simulations, which can enhance your understanding of real-world applications. Joining online forums or study groups can also provide support and motivation as you progress in your learning journey.‎
Computer security courses typically cover a range of topics, including risk management, threat analysis, network security, cryptography, and incident response. You may also learn about security policies, compliance regulations, and ethical hacking techniques. Advanced courses might explore into specialized areas like cloud security or mobile device security, providing a comprehensive understanding of the various aspects of protecting digital assets.‎
For training and upskilling employees in computer security, consider courses like the Information Security Analyst Professional Certificate, which equips participants with essential skills for identifying and mitigating security risks. The Microsoft Azure Security Engineer Associate (AZ-500) Professional Certificate is also beneficial for those working in cloud environments. These programs are designed to enhance the security capabilities of teams and organizations.‎