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: HubSpot CRM, Marketing Planning, Timelines, Campaign Planning, Marketing Operations, Business Planning, Marketing Strategies, Project Management, Strategic Planning, Brand Strategy, Marketing Analytics, Social Media Marketing, Content Strategy, Email Marketing, Performance Measurement, Digital Marketing, Google Analytics, AI Enablement, Search Engine Optimization, Generative AI
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: End User Training and Support, Product Support, Technical Support, Technical Documentation, Collaborative Software, Self Service Technologies, Software Documentation, Product Knowledge, Technical Communication, Scalability, Information Management, Product Development, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, Google Cloud Platform, Cloud Infrastructure, Data Infrastructure, Cloud Storage, Data Management, Data Storage, Kubernetes, Model Training, Cloud Computing Architecture, Data Storage Technologies, Data Architecture, Data Pipelines, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Service Management, Service Improvement, Quality Improvement, Service Design, IT Service Management, Customer experience improvement, Self Service Technologies, Call Center Experience, Customer Service, IT Management, Customer experience strategy (CX), Intranet, Systems Integration, Operations, Account Management, Virtual Environment
Intermediate · Course · 3 - 6 Months

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptographic Protocols, Public Key Cryptography Standards (PKCS), Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Cyber Attacks, Encryption, Key Management, Multi-Factor Authentication, Single Sign-On (SSO)
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Cloud Deployment, Infrastructure As A Service (IaaS), Model Deployment, Kubernetes, Network Performance Management, Application Deployment, Cloud Engineering, Containerization, Infrastructure Architecture, Performance Tuning, Model Optimization, Distributed Computing, System Configuration
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Text Mining, Natural Language Processing, Data Mining, Unstructured Data, Applied Machine Learning, Web Scraping, Model Evaluation, Machine Learning Algorithms, Web Analytics and SEO, Machine Learning, Model Optimization, Network Analysis, Statistical Modeling, Probability & Statistics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Social Media Content, Social Media, Facebook, Content Creation, Marketing Materials, Social Media Marketing, Instagram, Dashboard, Graphic Design, Brand Management, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Content Performance Analysis, Content Marketing, Content Development and Management, Content Strategy, Driving engagement, Marketing Strategies, Blogs, Content Scheduling, Performance Measurement, Marketing Strategy and Techniques, Social Media Content, Marketing Planning, Digital Publishing, Drive Engagement, Digital Media Strategy, Content Management, Content Creation, Marketing, Social Media Marketing, Email Marketing
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Gmail, Google Workspace, Technical Support, Issue Tracking, Technical Communication, Technical Support and Services, Help Desk Support, Email Security, Event Monitoring, Data Access, Systems Administration, File Management
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Cryptographic Protocols, Encryption, Data Integrity, Cybersecurity, Computer Security, Information Assurance, Authentications, Data Security, Theoretical Computer Science, Public Key Cryptography Standards (PKCS), Threat Modeling, Communication Systems, Algorithms, Digital Communications
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks