Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

LearnKartS
Skills you'll gain: Workplace inclusivity, Security Awareness, Diversity Training, Diversity and Inclusion, Diversity Awareness, Diversity Equity and Inclusion Initiatives, Professionalism, Courage, Information Systems Security, Diversity Programs, Business Ethics, Ethical Standards And Conduct, Cultural Diversity, Workplace Bullying Intervention, Compliance Management, Compliance Training, Professional Development, Cultural Sensitivity, Culture Transformation, Employee Training
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Business Analytics, Data Presentation, Analytics, Data Analysis, Big Data, Asset Management, Feasibility Studies, Business Modeling, Intellectual Property, Data Quality, Information Management, Network Model, Predictive Analytics, Data Strategy, Digital Assets, Data-Driven Decision-Making, Data Warehousing, Business Intelligence, Data Science
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Network Troubleshooting, Network Administration, Network Security, Network Architecture, TCP/IP, Network Routers, Computer Networking, Network Routing, Virtual Local Area Network (VLAN), Dynamic Host Configuration Protocol (DHCP), Wireless Networks, Local Area Networks, Network Switches, Networking Hardware, Network Infrastructure, IT Automation, Network Protocols, Routing Protocols, Hardware Troubleshooting, Network Model
Beginner · Specialization · 1 - 3 Months
Tecnológico de Monterrey
Skills you'll gain: Persona Development, Social Media Strategy, Social Media, Performance Measurement, Social Media Marketing, Social Media Campaigns, Smart Goals, Social Media Management, Digital Media Strategy, Content Marketing, Communication Planning, Goal Setting, Performance Analysis, Key Performance Indicators (KPIs), Social Media Analytics, Active Listening, Marketing Strategies, Target Audience, LinkedIn, Facebook
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Cybersecurity, Key Management, Advanced Encryption Standard (AES), Encryption, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Brute-force attacks, Authentications, Arithmetic, Algorithms, Applied Mathematics, Probability, Computer Science
Beginner · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Generative Model Architectures, Code Review, Data Ethics, AI Workflows, AI literacy, Artificial Intelligence, Object Oriented Programming (OOP), Risking, Machine Learning Methods, Artificial Neural Networks, Maintainability, Computer Programming, AI powered creativity, Debugging, Problem Solving, Critical Thinking, Data Analysis
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Cloud Computing, Infrastructure Architecture, Cost Reduction, Cloud Hosting, Cloud Solutions, Cost Management, Network Infrastructure, Database Management, Load Balancing, Virtual Private Networks (VPN), Technical Support, Network Security, Resource Management, Customer Support, Configuration Management
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Embedded Software, Real-Time Operating Systems, Embedded Systems, Software Architecture, Code Reusability, Pseudocode, Microarchitecture, Memory Management, Systems Architecture, Hardware Architecture, Computer Hardware, Electronic Hardware, System Programming, Computer Architecture, Software Design, Cross Platform Development, Systems Design, Software Design Patterns, Internet Of Things, Hardware Troubleshooting
Intermediate · Specialization · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: AI Security, Responsible AI, Threat Modeling, Governance Risk Management and Compliance, Compliance Management, Risking, Data Ethics, Data Governance, Model Evaluation, Reinforcement Learning, Risk Management, Prompt Engineering, Governance, Regulatory Compliance, Security Testing, MLOps (Machine Learning Operations), MITRE ATT&CK Framework, Continuous Monitoring, Ethical Standards And Conduct, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Accounts Receivable, Accounts Payable and Receivable, QuickBooks (Accounting Software), Cash Flows, Cash Management, Accounting Software, Payment Processing, Invoicing, Billing & Invoicing, Record Keeping, General Ledger
Beginner · Course · 1 - 4 Weeks