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: Threat Modeling, Vulnerability Assessments, Business Continuity, Risk Analysis, Vulnerability Management, Cyber Security Assessment, Risk Management, Business Risk Management, Risk Mitigation, Threat Detection, Disaster Recovery, Business Analysis
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Deep Learning, Recurrent Neural Networks (RNNs), Data Preprocessing, Artificial Neural Networks, Convolutional Neural Networks, Model Evaluation, Health Informatics, Electronic Medical Record, Data Cleansing, Feature Engineering, Time Series Analysis and Forecasting, Predictive Modeling, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Command-Line Interface, Unix, Network Protocols, Network Troubleshooting, Scripting, TCP/IP, Linux, OS Process Management, File Management, Scripting Languages, Linux Commands, General Networking, File Transfer Protocol (FTP), Network Administration, File Systems, Linux Administration
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Probability Distribution, Statistical Software, Statistics, R (Software), Data Visualization, Statistical Analysis, Probability, R Programming, Probability & Statistics, Data Manipulation, Histogram, Taxonomy, Data Import/Export
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Secure Coding, Software Architecture, Application Security, Security Assertion Markup Language (SAML), Dependency Analysis, System Programming, Web Applications, Continuous Monitoring, OS Process Management, Debugging, Maintainability, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: NoSQL, Big Data, Model Evaluation, Apache Hadoop, Recurrent Neural Networks (RNNs), Deep Learning, Statistical Analysis, Data Visualization, Data Analysis, Exploratory Data Analysis, Apache Spark, Generative AI, Convolutional Neural Networks, Transfer Learning, Data Infrastructure, Data Cleansing, Real Time Data, Apache Kafka, Data Management, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Pearson
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Network Performance Management, Network Administration, Network Troubleshooting, Linux Servers, Interoperability, General Networking, Network Infrastructure, System Configuration, Network Protocols, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Management, Social Media Content, Social Media, Scheduling, Social Media Marketing, Social Media Strategy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Exploitation techniques, Metasploit, Vulnerability Assessments, Vulnerability Scanning, Brute-force attacks, Virtual Environment, Cybersecurity, Technical Writing, Web Servers, Linux
Beginner · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Responsible AI, Predictive Modeling, Business Transformation, Data-Driven Decision-Making, Business Leadership, Data Science, Business Ethics, Business Analytics, Organizational Change, Innovation, Strategic Leadership, AI Security, Artificial Intelligence, Natural Language Processing, Machine Learning, Computer Vision, IT Service Management
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Wide Area Networks, Network Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Animation and Game Design, Graphic and Visual Design, Social Media Content, Social Media Marketing, Social Media, Content Creation, Marketing Design, Instagram, Editing, Branding, Marketing
Beginner · Guided Project · Less Than 2 Hours