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.

Coursera
Skills you'll gain: Google Analytics, Email Marketing, Data-Driven Marketing, Marketing Analytics, Web Analytics, Conversion Funnel Analysis, Marketing Effectiveness, Campaign Management, Performance Reporting, Return On Investment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Linux Administration, Linux Servers, Linux, Linux Commands, Dynamic Host Configuration Protocol (DHCP), General Networking, Network Protocols, TCP/IP, Network Administration, Ubuntu, Red Hat Enterprise Linux, Servers, System Configuration, Control Panels, Network Analysis, Command-Line Interface, YAML
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Credit Risk, Risk Modeling, Financial Analysis, Financial Statement Analysis, Financial Modeling, Financial Statements, Cash Flows, Portfolio Risk, Investments, Risk Analysis, Market Liquidity, Corporate Finance, Return On Investment, Business Valuation, Data Modeling, Performance Stress Testing, Case Studies, Excel Formulas, Business Analytics
Intermediate · Course · 1 - 3 Months

H2O.ai
Skills you'll gain: Large Language Modeling, LLM Application, Model Evaluation, Fine-tuning, Collaborative Software, Artificial Neural Networks, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Model Optimization, Generative AI, Data Management, Model Training, Data Preprocessing, Generative Model Architectures, Natural Language Processing, Data Validation, Data Cleansing, Applied Machine Learning, Transfer Learning, Verification And Validation
★ 3.7 (15) · Intermediate · Specialization · 3 - 6 Months

Total Seminars
Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Management, Mobile Security, Application Security, IT Security Architecture, Embedded Software, Hardening, Secure Coding, Infrastructure Security, Security Controls, Security Testing, Security Management, Endpoint Security, Web Applications, Internet Of Things, Security Software, Security Awareness, Security Strategy, API Testing, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Financial Forecasting, Forecasting, Advanced Analytics, Predictive Modeling, R Programming, Predictive Analytics, Regression Analysis, Business Analytics, Trend Analysis, Statistical Analysis, Statistical Modeling, Analytics, Statistical Methods, Correlation Analysis, Business, Model Evaluation, Decision Making
★ 5 (21) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Risk Analysis, Risk Management, Incident Management, Incident Response, Business Continuity Planning, Security Management, Threat Modeling, Computer Security Incident Management, Disaster Recovery, Vulnerability Assessments, Cyber Risk, Cyber Threat Intelligence, Continuous Monitoring, Cybersecurity, Vulnerability Management, Digital Forensics, General Data Protection Regulation (GDPR)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Decision Making, Mitigation, Data-Driven Decision-Making, Analytical Skills, Analytics, Analysis, Critical Thinking, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), User Provisioning, Authentications, Cloud Storage, User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React Native, User Interface (UI), User Interface and User Experience (UI/UX) Design, UI Components, Mobile Development, User Interface (UI) Design, UI/UX Strategy, Secure Coding, Development Testing, Unit Testing, Software Testing, Authentications, Data Security, Test Engineering, Debugging, iOS Development, Android (Operating System), Mobile Security, Interaction Design, Cross Platform Development
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Responsible AI, Human Centered Design, Human Computer Interaction, Generative AI, Interaction Design, Data Ethics, Artificial Intelligence, AI literacy, Deep Learning
★ 4.2 (6) · Mixed · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Self-Awareness, Workplace inclusivity, Diversity and Inclusion, Personal Development, Leadership Development, Dealing With Ambiguity, Trustworthiness, Diversity Equity and Inclusion Initiatives, Emotional Intelligence, Courage, Leadership Studies, Adaptability, Crisis Management, Leadership, Organizational Leadership, Personal Integrity, Compassion, Team Leadership, Business Leadership, Leadership and Management
Intermediate · Course · 3 - 6 Months