CompTIA Security+ courses can help you learn network security, risk management, cryptography, and compliance. You can build skills in threat analysis, incident response, and security architecture. Many courses introduce tools like firewalls, intrusion detection systems, and security information and event management (SIEM) software, demonstrating how these tools are used to protect systems and data from cyber threats.

John Wiley & Sons
Skills you'll gain: Database Administration, Disaster Recovery, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Operational Databases, Data Maintenance, Relational Databases, Databases, Database Design, Data Management, Business Continuity Planning, Database Software, Database Theory, Transaction Processing, Data Governance, Data Security, SQL, Business Continuity
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Computing, Cloud Management, Cloud Security, Cloud Deployment, Cloud Services, Cloud Infrastructure, Cloud Computing Architecture, Cloud Development, Network Troubleshooting, DevOps, Cloud Storage, Virtualization, Virtualization and Virtual Machines, Containerization, Vulnerability Management, Identity and Access Management, Scalability
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Devops Tools, Unix Shell, Linux Servers, Linux Commands, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

Total Seminars
Skills you'll gain: Cloud Computing Architecture, Cloud Engineering, Cloud Storage, Cloud Deployment, Cloud Computing, Cloud Management, Cloud Security, Cloud Platforms, Cloud Infrastructure, Cloud Hosting, Cloud Applications, Amazon CloudWatch, Software Architecture, Private Cloud, Public Cloud, Cloud-Based Integration, Cloud API, Software Development, AWS CloudFormation, Test Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Local Area Networks, System Support, Incident Management, Linux Commands, Network Monitoring, Information Technology Operations, User Provisioning, Dynamic Host Configuration Protocol (DHCP), Data Storage, Hardware Troubleshooting, Network Infrastructure, Security Controls, VPN Clients, Remote Access Systems, System Configuration, Linux, Mac OS, Email Security, Android (Operating System)
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Supervised Learning, Statistical Methods, Exploratory Data Analysis, Data Preprocessing, Model Evaluation, Data Processing, Data Quality, Model Deployment, Data Transformation, Machine Learning Methods, Image Analysis, Statistics, Statistical Machine Learning, Data Analysis, Data Science, MLOps (Machine Learning Operations), Applied Machine Learning, Unsupervised Learning, Computer Vision, Machine Learning Algorithms
Beginner · Specialization · 1 - 3 Months

Pearson
Skills you'll gain: Git (Version Control System), Package and Software Management, Linux Administration, Containerization, Bash (Scripting Language), Version Control, File Systems, Ubuntu, Linux Servers, Linux, Linux Commands, Docker (Software), Operating System Administration, User Accounts, Command-Line Interface, Shell Script, Ansible, Firewall, Systems Administration, Microsoft Windows
Intermediate · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, IT Security Architecture, Cloud Management, Cloud Solutions, Cloud Engineering, Incident Management, Cloud Services, Disaster Recovery, Cloud Standards, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, System Monitoring, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Total Seminars
Skills you'll gain: Penetration Testing, Metasploit, Exploitation techniques, Exploit development, Vulnerability Scanning, Security Testing, Technical Communication, Scripting, Technical Writing, Security Engineering, Technical Documentation, Bash (Scripting Language), Code Review, Security Requirements Analysis, Windows PowerShell, Security Awareness, Python Programming, Linux, Persistence, Applicant Tracking Systems
Advanced · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Command-Line Interface, Penetration Testing, Vulnerability Assessments, Security Testing, Vulnerability, Cyber Security Assessment, Vulnerability Scanning, Infrastructure Security, Cyber Operations, Security Controls, Network Monitoring, Network Security, Security Management, Human Factors (Security), Security Strategy, Security Awareness, Event Monitoring, IT Automation, Network Analysis
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Disaster Recovery, Database Administration, Business Continuity Planning, Database Systems, Database Architecture and Administration, Database Management, Data Governance, Relational Databases, Data Management, Data Security, Business Continuity, Security Controls, SQL, Authorization (Computing), Identity and Access Management, Cyber Attacks, Data Analysis, Malware Protection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Display Devices, Cloud Computing Architecture, Networking Hardware, Dynamic Host Configuration Protocol (DHCP), Cloud Computing, Firewall, Virtual Networking, Mobile Security, Network Infrastructure, USB, Computer Networking, Cloud Services, Augmented Reality, Microarchitecture, Network Routers, IT Infrastructure, System Configuration, Data Storage, Memory Management
Intermediate · Specialization · 3 - 6 Months