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: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Negotiation, Sales Training, Sales Strategy, Customer Analysis, Sales Enablement, Marketing Analytics, Customer Relationship Management (CRM) Software, Account Management, Customer Success Management, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Unix Shell, Linux Servers, Linux Commands, Unix, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Email Automation, Lead Generation, Marketing Automation, Social Media, Social Media Marketing, Copywriting, Web Analytics, Automation
Beginner · Guided Project · Less Than 2 Hours

University of Glasgow
Skills you'll gain: Large Language Modeling, ChatGPT, LLM Application, OpenAI, Generative AI, Natural Language Processing, Model Evaluation, Responsible AI, Data Ethics, Deep Learning, Artificial Neural Networks, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Model Evaluation, Decision Tree Learning, MLOps (Machine Learning Operations), Data-Driven Decision-Making, Applied Machine Learning, Analytics, A/B Testing, Predictive Modeling, Machine Learning, Predictive Analytics, Statistical Hypothesis Testing, Statistical Methods, Scalability, Machine Learning Algorithms, Random Forest Algorithm, Performance Testing, Performance Analysis, Statistical Analysis, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Responsible AI, Large Language Modeling, Decision Tree Learning, Data Ethics, Regression Analysis, Predictive Modeling, Artificial Intelligence, Machine Learning, Statistical Modeling, Python Programming, Logistic Regression, Deep Learning, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Artificial Neural Networks, Applied Machine Learning, Deep Learning, Python Programming, Performance Tuning, Machine Learning Algorithms, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Social Media Management, Social Media, Social Media Marketing, Marketing Automation, User Accounts, Facebook, Automation, Digital Content, Advertising, Marketing, Branding
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, Malware Protection, Cyber Threat Intelligence, Exploitation techniques, Cybersecurity, Intrusion Detection and Prevention, Vulnerability Assessments, Human Factors (Security), Network Analysis, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Analysis, Security Requirements Analysis, Requirements Elicitation, Requirements Management, Goal Setting, Meeting Facilitation, Conflict Management, Risk Analysis, Diagram Design, Stakeholder Engagement, Negotiation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Information Management, Security Controls, Configuration Management, Security Engineering, Vulnerability Assessments, Security Requirements Analysis, Cloud Security, Software Development Life Cycle, Cloud Computing, System Implementation, Program Development, Change Control
Intermediate · Course · 1 - 4 Weeks