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.

28DIGITAL
Skills you'll gain: General Data Protection Regulation (GDPR), Case Law, Information Privacy, Court Systems, Law, Regulation, and Compliance, European History, Ancient History, Data Security, Regulation and Legal Compliance, Civil Law, Data Sharing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Data Security, Databricks, Data Store, Data Quality, Microsoft Azure, Data Storage, Security Controls, Data Transformation, Data Processing, Data Cleansing, Performance Tuning, Data Integration, Data Pipelines, Apache Spark, Encryption, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Governance, Security Management, Computer Security Incident Management, Personally Identifiable Information, Continuous Monitoring, Law, Regulation, and Compliance, Data Security, Information Assurance, Document Management, Security Controls, Threat Management, Health Information Management, Security Strategy, General Data Protection Regulation (GDPR), Data Management, Incident Response, Program Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Networking Hardware, OSI Models, Network Architecture, Network Protocols, General Networking, Network Security, TCP/IP, Computer Networking, Cloud Technologies, Network Infrastructure, Network Administration, Local Area Networks, Cloud Platforms, Network Planning And Design, Routing Protocols, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Services, Telecommunications, Wireless Networks
Intermediate · Course · 1 - 3 Months

University of Florida
Skills you'll gain: Medical Equipment and Technology, Medical Devices, Healthcare Ethics, Health Technology, Internet Of Things, Patient Safety, Telehealth, Vulnerability, Safety Standards, Medical Privacy, Legal Risk, Data Ethics, Law, Regulation, and Compliance, Patient Advocacy, Vulnerability Assessments, Cybersecurity, Security Controls
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microbiology, Pharmacology, Sensory Systems Analysis, Health Disparities, Molecular Biology, Infection Control, Infectious Diseases, Chemistry, Social Sciences, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
Intermediate · Professional Certificate · 3 - 6 Months

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Network Support, Network Routers, Virtual Networking, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Network Planning And Design, Virtual Private Networks (VPN)
Beginner · Specialization · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Infrastructure Security, Interoperability, Digital Transformation, Data Security, Data Governance, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Policy Analysis, Strategic Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Incident Management, Technical Communication, Risk Analysis
Advanced · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Key Management, Brute-force attacks, Algorithms
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Data Mining, Database Design, Scalability, Database Systems, Relational Databases, Unstructured Data, Transaction Processing, Database Architecture and Administration, Systems Design, Database Software, Big Data, Database Development, Data Architecture, NoSQL, Data Processing, Maintainability, Apache Hadoop
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Penetration Testing, Threat Detection, Vulnerability Assessments, Cybersecurity, Vulnerability Management, Exploitation techniques, Risk Management Framework, Cyber Attacks, Cyber Threat Intelligence, Cyber Risk, Human Factors (Security), Application Servers, Web Servers
Beginner · Course · 1 - 4 Weeks