Passive Intelligence Gathering

Learn about passive intelligence gathering, one of the key aspects of ethical hacking, in this four-video overview course.

4 videos  //  77 minutes of training

Free training week — 1,400+ on-demand courses and hands-on labs

Course overview

Passive intelligence gathering is a key part of any penetration test or ethical hack. This course explores the why and how of passive intelligence gathering in four videos, covering the goals of the intelligence-gathering phase, first- and third-party sources of information, Regional Internet Registries (RIRs), Google hacking, tools and more, as well as specific units on intelligence gathering through the investigation of DNS and SNMP. Remember: knowledge is power, and knowledge they don’t know you have is even better.

Course syllabus

Passive Intelligence GatheringDuration: 21:15

Abusing DNSDuration: 22:19

Abusing SNMPDuration: 18:47

TCP-IP for HackersDuration: 14:15

Meet the author

Infosec

LinkedIn

At Infosec, we believe knowledge is the most powerful tool in the fight against cybercrime. We help IT and security professionals advance their careers with a full regimen of certification and skills training. We also empower all employees with security awareness training to stay cybersecure at work and home. Driven by smart people wanting to do good, Infosec educates entire organizations on how to defend themselves from cybercrime. That’s what we do every day — equipping everyone with the latest security skills so the good guys win.

Plans & pricing

Infosec Skills Personal

  • 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

Book a Meeting
  • 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 that you can trust

IDC MarketScape Leader: U.S. IT Training

IDC MarketScape Leader: U.S. IT Training

Infosec Skills

eLearning Content

eLearning Content

Infosec Skills

Best Product - Cybersecurity Training for Infosec Professionals

Best Product - Cybersecurity Training for Infosec Professionals

Infosec Skills

Security Education & Platform

Security Education & Platform

Infosec Skills

Ranked #52 in Top 100 Global Software Sellers

Ranked #52 in Top 100 Global Software Sellers

Infosec