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.

Skills you'll gain: Apache Hadoop, Real Time Data, Apache Spark, Apache Kafka, Data Integration, Apache Hive, Big Data, Applied Machine Learning, System Design and Implementation, Distributed Computing, Data Processing, NoSQL, MongoDB, SQL, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Intrusion Detection and Prevention, Firewall, Network Security, Threat Detection, Infrastructure Security, Virtual Networking, Cloud Security, Cyber Security Policies, Performance Tuning
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Cyber Attacks, Threat Detection, Exploitation techniques, Threat Modeling, Malware Protection, Security Awareness, SQL, Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Cloud-Native Computing, Scalability, Application Deployment, Data Persistence, Containerization, Virtual Networking, Load Balancing, Configuration Management, General Networking, Security Controls
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Photo Editing, Instagram, Social Media Content, Social Media, Content Creation, Social Media Marketing, Photography, User Accounts, Dashboard, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

National Taiwan University
Skills you'll gain: Journalism, Large Language Modeling, Media and Communications, AI Security, Electronic Media, Storytelling, Responsible AI, International Relations, digital literacy, Writing, Natural Language Processing, Digital Communications
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Statistical Machine Learning, Machine Learning, Regression Analysis, Supervised Learning, Data Science, Decision Tree Learning, Statistical Analysis, Classification Algorithms, Predictive Modeling, Artificial Neural Networks, Data Processing, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Authentications, Key Management, Authorization (Computing), Identity and Access Management, Data Analysis Software, Network Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Infrastructure As A Service (IaaS), Kubernetes, Cloud Storage, Cloud Computing, Virtual Machines, Network Infrastructure, Virtual Networking, Identity and Access Management, Containerization, Serverless Computing, Load Balancing, Scalability
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Single Sign-On (SSO), Email Security, Google Workspace, Cloud Security, Security Management, Data Security, Security Controls, Application Security, Mobile Security, Cloud API, API Gateway, Authentications, Multi-Factor Authentication, Identity and Access Management, Enterprise Application Management, Threat Detection
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Encryption, Malware Protection, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security Awareness Training, Cybersecurity, Cyber Attacks, Identity and Access Management, Security Awareness, Security Controls, Data Security, Personally Identifiable Information, User Accounts, Information Systems Security, Human Factors (Security), Email Security, Cyber Risk, Information Privacy
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: MongoDB, Data Modeling, Query Languages, Data Security, Database Architecture and Administration, NoSQL, System Monitoring, Database Management, Development Environment, Performance Tuning, Scalability, Encryption, Data Transformation
Intermediate · Course · 3 - 6 Months