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.

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Network Protocols, Encryption, Data Structures, Distributed Computing, FinTech, Data Integrity, Emerging Technologies, Virtual Machines, Data Validation, Algorithms, Verification And Validation
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Authentications, Cloud Security, Cybersecurity, Threat Detection, Security Awareness, Cyber Attacks, Network Security, Vulnerability Assessments, Cloud Computing, Data Security, Identity and Access Management, Human Factors (Security), Software As A Service
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Cloud Security, Data Management, Records Management, Security Management, Cloud Computing, Cyber Security Policies, Microsoft Azure, Threat Management, Disaster Recovery, Data Governance, Security Controls, Information Privacy, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Operating Systems, File Systems, Linux Commands, Linux, SQL, Unix, Database Management, Command-Line Interface, Relational Databases, Authorization (Computing), Authentications, User Accounts
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Linear Algebra, Dimensionality Reduction, NumPy, Regression Analysis, Calculus, Applied Mathematics, Data Preprocessing, Unsupervised Learning, Feature Engineering, Machine Learning Algorithms, Jupyter, Advanced Mathematics, Statistics, Artificial Neural Networks, Algorithms, Mathematical Modeling, Python Programming, Derivatives
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Supervised Learning, Recurrent Neural Networks (RNNs), Transfer Learning, Markov Model, Embeddings, Text Mining, Dimensionality Reduction, Machine Learning Methods, Statistical Machine Learning, Artificial Neural Networks, Classification Algorithms, Data Preprocessing, PyTorch (Machine Learning Library), Deep Learning, Tensorflow, Feature Engineering, Applied Machine Learning, Algorithms, Keras (Neural Network Library)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Requirements Analysis, Milestones (Project Management), Management Reporting, Stakeholder Management, Project Management, Negotiation, Quality Management, Project Scoping, Stakeholder Analysis, Project Documentation, Project Performance, Project Planning, Interviewing Skills, Communication Strategies, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Virtual Machines, Dynamic Host Configuration Protocol (DHCP), Cloud Computing, Firewall, Mobile Security, USB, Computer Networking, Network Routers, Network Infrastructure, Network Switches, Cloud Security, Network Protocols, System Configuration, System Support
Intermediate · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Blockchain, Application Programming Interface (API), Application Security, Software Development Tools, Scripting, FinTech, Interoperability, Cryptography, Solution Architecture, Emerging Technologies, Software Testing, Transaction Processing, Scalability
Advanced · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Vulnerability Assessments, Information Systems Security, Data Persistence, Virtual Machines
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Identity and Access Management, Google Cloud Platform, Prompt Engineering, Application Deployment, Cloud Storage, Kubernetes, Infrastructure As A Service (IaaS), Containerization, Cloud Deployment, Cloud Computing, CI/CD, Cloud-Native Computing, Terraform, Cloud Applications, Cloud Computing Architecture, Cloud Security, Cloud Services, Load Balancing, Service Level Agreement
Intermediate · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Social Sciences, Psychology, Persuasive Communication, Sociology, Empathy & Emotional Intelligence, Behavior Management, Conflict Management, Research, Diversity Awareness, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months