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: Month End Closing, Variance Analysis, Fraud detection, Bookkeeping, Expense Management, Generally Accepted Accounting Principles (GAAP), Record Keeping, Reconciliation, Income Statement, Data Validation, Payroll Systems, Expense Reports, Financial Statements, Payroll Processing, Business Metrics, Financial Analysis, General Ledger, Financial Reporting, Accounts Payable, Data Entry
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Goal Setting, Professional Networking, Business Management, Staff Management, Leadership and Management, People Management, Planning, Customer Service, Business Leadership, Organizational Leadership, Organizational Strategy, Leadership, Change Management, Decision Making
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Cloud Security, Data Management, Records Management, Security Management, Cloud Computing, Cyber Security Policies, Microsoft Azure, Threat Management, Disaster Recovery, Data Governance, Security Controls, Information Privacy, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Automation, Test Case, Software Testing, Code Review, Mockups, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Manipulation, Web Scraping, R Programming, Data Analysis, Data Science, Data Structures, Data Import/Export, Exploratory Data Analysis, Programming Principles, Jupyter, Integrated Development Environments
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Digital pedagogy, Grammar, English Language, Language Learning, Oral Comprehension, Vocabulary, Requirements Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Social Media Content, Content Creation, Social Media, Social Media Marketing, Driving engagement, Account Strategy, Growth Strategies, Brand Awareness, Digital Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Logo Design, Branding, Brand Strategy, Graphic Design, Target Audience, Marketing Materials, Social Media, Scheduling, Presentations, Content Creation, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Cryptography, Cybersecurity, Encryption, Public Key Cryptography Standards (PKCS), Brute-force attacks, Data Integrity
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Logistic Regression, Descriptive Statistics, Exploratory Data Analysis, Regression Analysis, Statistics, Model Evaluation, R Programming, Statistical Modeling, Predictive Modeling, Statistical Analysis, Probability & Statistics, Data Preprocessing, Public Health
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Cyber Threat Intelligence, Network Infrastructure, Network Security, Network Architecture, General Networking, Endpoint Security, Malware Protection, System Monitoring, Incident Response, Email Security, Operating Systems, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Statistical Process Controls, Process Control, Semiconductors, Quality Assurance, Verification And Validation, Electronics Engineering, Manufacturing Operations, Manufacturing Processes, Electronics, Process Improvement, Process Analysis, Product Testing, Reliability, Electronic Components, Electronic Systems, Computer Hardware, Computer Architecture, Thermal Management, Scalability, Systems Integration
Beginner · Specialization · 3 - 6 Months