Linux security courses can help you learn system hardening, user access controls, network security protocols, and incident response strategies. You can build skills in configuring firewalls, implementing encryption techniques, and conducting security audits. Many courses introduce tools like iptables for firewall management, OpenSSL for encryption, and Wireshark for network analysis, showing how these skills are applied in practical work to protect systems from vulnerabilities and threats.

Coursera
Skills you'll gain: Expense Management, Small Business Accounting, Accounts Payable, Inventory Management System, Accounting and Finance Software, Payment Processing, Invoicing, Payroll Processing, Vendor Management, Accounting, Cloud Security, Data Security, Order Processing, Purchasing
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Penetration Testing, Cyber Governance, Risk Management, Vendor Management, Governance Risk Management and Compliance, Security Awareness, Security Strategy, Business Risk Management, Cyber Security Policies, Compliance Management, Business Continuity, Personally Identifiable Information, Data Security
Intermediate · Course · 1 - 4 Weeks

Tencent Cloud
Skills you'll gain: Data Storage Technologies, Cloud Computing, Cloud Platforms, Cloud Storage, Cloud Security, Cloud Services, Databases, Public Cloud, Relational Databases, Virtual Machines, Virtual Networking, Load Balancing
Beginner · Course · 1 - 3 Months

Skills you'll gain: AWS Kinesis, AWS SageMaker, AWS CloudFormation, Data Quality, Docker (Software), Data Pipelines, AWS Identity and Access Management (IAM), Data Security, Database Systems, Databases, Cloud-Native Computing, Version Control, Apache Spark, Cloud Engineering, Data Modeling, Cloud Security, Data Storage, Network Security, Kubernetes, Data Processing
Beginner · Specialization · 1 - 3 Months
University of Glasgow
Skills you'll gain: Deep Learning, Model Evaluation, Data Ethics, Health Informatics, ICD Coding (ICD-9/ICD-10), Clinical Data Management, Medical Records, Clinical Informatics, Descriptive Analytics, Database Design, AI Security, Electronic Medical Record, Responsible AI, Data Mining, Precision Medicine, Analytics, Recurrent Neural Networks (RNNs), Data Preprocessing, Machine Learning, Autoencoders
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microservices, Scalability, Software Architecture, CI/CD, API Gateway, Systems Architecture, Containerization, Software Design, Serverless Computing, Application Design, Solution Architecture, Docker (Software), Software Design Patterns, Systems Design, Kubernetes, Service Oriented Architecture, Event-Driven Programming, Transaction Processing, Cloud Deployment, Data Management
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Cloud Platforms, Cloud Storage, Cloud Infrastructure, Cloud Services, Amazon S3, Cloud Applications, Scalability, Database Management, Command-Line Interface, Virtualization, Linux Administration
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Generative AI, Large Language Modeling, Responsible AI, ChatGPT, AI Product Strategy, Artificial Intelligence, Data Ethics, Prompt Engineering, AI Security, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microbiology, Pharmacology, Health Disparities, Psychosocial Assessments, Psychiatric And Mental Health Nursing, Molecular Biology, Infection Control, Infectious Diseases, Nursing Care, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Package and Software Management, Bash (Scripting Language), Git (Version Control System), GitHub, Version Control, Unix Shell, Ubuntu, Shell Script, Scripting, Unix, Scripting Languages, Unix Commands, Linux, System Configuration, Linux Administration, Linux Commands, File Management, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Apache Spark, Data Pipelines, MLOps (Machine Learning Operations), PySpark, IBM Cloud, Jupyter, Docker (Software), Machine Learning, Data Science, Python Programming, Scalability, Design Thinking
Advanced · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Security, Cloud Security, Azure Active Directory, Microsoft Azure, Data Storage, Encryption, Cloud Storage, Authorization (Computing), Authentications, Database Management, Data Governance, Key Management, Identity and Access Management, Firewall, Threat Detection
Intermediate · Course · 1 - 3 Months