Course
Linux and open ports with daemons
Does your server have exposed ports? Learn how to find out in this course.
Course description
Explore the wild world of Linux ports. Learn what you need to know if ports on your server or a remote server are exposed. Explore why is a bad idea to run services that expose ports as the root user.
Syllabus
More about ports on Linux
Video - 00:12:00
A look at high versus low ports in Linux and why you want to run daemons on low ports.
Linux Ports, Daemons and port scanning
Video - 00:05:00
What is port scanning and why is it a useful tool? An explanation of daemons and ports on Linux and how they relate to network security.
Unlock 7 days of free training
- 1,400+ hands-on courses and labs
- Certification practice exams
- Skill assessments
Associated NICE Work Roles
All Infosec training maps directly to the NICE Workforce Framework for Cybersecurity to guide you from beginner to expert across 52 Work Roles.
- Exploitation Analyst
- Multi-Disciplined Language Analyst
- Cyber Operator
Plans & pricing
Infosec Skills Personal
$299 / year
- 190+ role-guided learning paths (e.g., Ethical Hacking, Threat Hunting)
- 100s of hands-on labs in cloud-hosted cyber ranges
- Custom certification practice exams (e.g., CISSP, Security+)
- Skill assessments
- Infosec peer community support
Infosec Skills Teams
$799 per license / year
- Team administration and reporting
- Dedicated client success manager
-
Single sign-on (SSO)
Easily authenticate and manage your learners by connecting to any identity provider that supports the SAML 2.0 standard.
-
Integrations via API
Retrieve training performance and engagement metrics and integrate learner data into your existing LMS or HRS.
- 190+ role-guided learning paths and assessments (e.g., Incident Response)
- 100s of hands-on labs in cloud-hosted cyber ranges
- Create and assign custom learning paths
- Custom certification practice exams (e.g., CISSP, CISA)
- Optional upgrade: Guarantee team certification with live boot camps
Award-winning training you can trust




