Cybersecurity courses can help you learn network security, risk management, encryption techniques, and incident response strategies. You can build skills in threat analysis, vulnerability assessment, and implementing security protocols to protect sensitive information. Many courses introduce tools like firewalls, intrusion detection systems, and security information and event management (SIEM) software, showing how these tools support the skills needed to safeguard digital environments.

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Security Strategy, Exploitation techniques, Cyber Attacks, Cyber Security Policies
★ 4.6 (15) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Governance, Security Management, Cybersecurity, Governance, Leadership Studies, Cyber Security Strategy, Information Assurance, Leadership, Change Management, Governance Risk Management and Compliance, Organizational Change
★ 4.4 (91) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Governance, Security Strategy, Security Management, Incident Management, Cyber Security Strategy, Business Continuity Planning, IT Security Architecture, Computer Security Incident Management, Business Continuity, Disaster Recovery, Cyber Security Policies, Cybersecurity, Incident Response, Data Governance, Governance, Contingency Planning, Security Controls, Asset Management, Cyber Security Assessment, Risk Analysis
★ 4.6 (55) · Mixed · Course · 3 - 6 Months

Skills you'll gain: Linux Commands, Metasploit, Open Web Application Security Project (OWASP), Linux, Penetration Testing, Exploit development, Vulnerability Scanning, Command-Line Interface, Exploitation techniques, Security Testing, Linux Administration, Scripting, Vulnerability Assessments, Hardening, Brute-force attacks, General Networking, Scripting Languages, Shell Script, Cybersecurity, Network Security
★ 4.3 (50) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Applied Mathematics, Graphing, Numerical Analysis, Python Programming, Mathematical Software, Algebra, Derivatives, Model Optimization
★ 4.9 (46) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Incident Management, Technical Communication, Risk Analysis
★ 4.8 (19) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Network Monitoring, Network Security, Incident Response, Anomaly Detection, Network Analysis, Digital Forensics, Cyber Security Assessment, Network Protocols, Threat Detection, Technical Communication, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security, Cybersecurity
★ 4.7 (20) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Public Key Infrastructure, Cybersecurity, Cryptography, Cryptographic Protocols, Exploitation techniques, Security Testing, Encryption, Technical Writing, Test Tools, Human Factors (Security), Technical Communication
★ 4 (10) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Large Language Modeling, Email Security, Exploitation techniques, AI Security, Border Gateway Protocol, Malware Protection, Mobile Security, LLM Application, Cybersecurity, Routing Protocols, Network Security, Open Web Application Security Project (OWASP), Network Monitoring, Intrusion Detection and Prevention, Security Controls, Threat Detection, TCP/IP, Network Analysis, Internet Of Things, Responsible AI
★ 4.1 (14) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Web Servers, Linux, Software Installation
★ 4.6 (146) · Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Cryptographic Protocols, Security Information and Event Management (SIEM), Network Monitoring, Information Assurance, Network Analysis, Intrusion Detection and Prevention, Security Controls, Event Monitoring, Data Capture, Continuous Monitoring, Threat Detection, Data Integrity
★ 4.9 (69) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Cryptography, Cyber Threat Intelligence, Mobile Security, Cryptographic Protocols, Security Testing, Vulnerability Scanning, Application Security, Operating System Administration, Network Security, Operating Systems, Encryption, Hardening, Vulnerability Assessments
★ 4.1 (22) · Intermediate · Specialization · 3 - 6 Months