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: JUnit, Test Automation, Test Tools, Test Script Development, Unit Testing, Software Testing, Performance Testing, Quality Assurance, Performance Stress Testing, IT Automation, Performance Tuning, Scripting, Debugging, Network Performance Management, Simulations
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Stakeholder Management, Project Risk Management, Environment Health And Safety, Quality Management, Communication Planning, Procurement, Stakeholder Engagement, Communication Strategies, Risk Management, Project Performance, Purchasing, Project Controls, Strategic Communication, Stakeholder Communications, Supply Management, Subcontracting, Supplier Management, Quality Monitoring, Quality Improvement, Vendor Management
★ 4.7 (33) · Advanced · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Statistical Methods, Exploratory Data Analysis, Data Quality, Statistics, Data Analysis, Data Science, Statistical Analysis, Probability & Statistics, Data Storage, Data Collection, Data Management, Data Pipelines, Statistical Machine Learning, Data-Driven Decision-Making, Applied Mathematics, Probability Distribution, Machine Learning, Linear Algebra
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Law, Regulation, and Compliance, General Data Protection Regulation (GDPR), Regulatory Compliance, Information Privacy, Personally Identifiable Information, Data Ethics, Compliance Management, Responsible AI, Compliance Auditing, Governance Risk Management and Compliance, Analytical Skills, Gap Analysis, Prioritization
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Software Engineering, Software Testing, Object Oriented Design, Unified Modeling Language, Software Development Tools, System Requirements, Requirements Analysis, Agile Software Development, Software Quality (SQA/SQC), Agile Methodology, Software Development Life Cycle, Software Development Methodologies, Functional Requirement, Development Environment, Software Engineering Tools, Software Development, Software Design, Systems Analysis, Software Design Documents, Systems Design
★ 4.6 (57) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Model Training, Applied Machine Learning, Convolutional Neural Networks, Deep Learning, Model Optimization, Machine Learning, Computer Vision
★ 4.7 (78) · Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Payment Systems, Risk Analysis, Blockchain, Risk Management Framework, Risk Management, FinTech, Market Liquidity, Cyber Risk, Financial Systems, Financial Regulation, Digital Assets, Bank Regulations, Liquidation, Distributed Denial-Of-Service (DDoS) Attacks, Financial Analysis, Regulatory Compliance, Asset Management, Agentic systems, Governance, Market Dynamics
★ 5 (23) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Data Visualization, Data Modeling, Cloud Security, Database Management, Database Development, Inventory and Warehousing, Business Intelligence Software, Data Analysis Expressions (DAX), Cloud Management, Advanced Analytics, Cloud-Based Integration, Data Wrangling, Data Management, Performance Measurement, Data Governance, Microsoft Excel, Business Reporting, Cloud Storage, Spreadsheet Software
★ 4.5 (38) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Database Administration, Microsoft SQL Servers, Microsoft Azure, Database Management, Operational Databases, Transact-SQL, Database Architecture and Administration, Database Management Systems, Performance Tuning, SQL, Cloud Computing, Security Controls, Azure Active Directory, Cloud Security, Disaster Recovery, Data Migration, Data Security, Virtual Machines
★ 3.9 (15) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Software Design Documents, Data Flow Diagrams (DFDs), User Requirements Documents, Functional Requirement, Software Documentation, Diagram Design, Unified Modeling Language, Functional Specification, Requirements Analysis, System Requirements, Technical Documentation, Data Modeling, Systems Analysis, Security Requirements Analysis, Process Modeling, Computational Logic
★ 4.3 (59) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Agile Methodology, User Feedback, No-Code Development, Agile Software Development, Collaborative Software, Application Development, Software Quality (SQA/SQC), Software Development, Prototyping, Constructive Feedback, Development Testing, User Interface (UI), Business Logic
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Content Scheduling, TikTok, Closing (Sales), LinkedIn, Strategic Partnership, Price Negotiation, Thought Leadership, Video Production, Social Media Content, Social Media, Shared Media, Business Planning, Brand Awareness, Social Media Marketing, Brand Strategy, Business Relationship Management, Contract Negotiation, Negotiation, Web Analytics and SEO, Proposal Writing
★ 4.9 (8) · Beginner · Specialization · 3 - 6 Months