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THM Walkthroughs
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    • 🐧Linux Fundamentals
      • 🐧Linux Fundamentals Part 1
        • Task 2 - A Bit of Background on Linux
        • Task 4 - Running Your First few Commands
        • Task 5 - Interacting With the Filesystem!
        • Task 6 - Searching for Files
        • Task 7 - An Introduction to Shell Operators
      • 🐧Linux Fundamentals Part 2
        • Task 3 - Introduction to Flags and Switches
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      • đŸ–„ïžOverlayFS: CVE-2021-3493
      • đŸ–„ïžPolkit: CVE-2021-3560
      • đŸ–„ïžPwnkit: CVE-2021-4034
      • đŸȘ¶Apache HTTP Server Path Traversal: CVE-2021-41773/42013
      • đŸ§»Dirty Pipe: CVE-2022-0847
      • 🟱Spring4Shell: CVE-2022-22965
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    • 🚀Learning Cyber Security
    • 🔁The Hacker Methodology
    • 🔍Google Dorking
      • Task 2 - Let's Learn About Crawlers
      • Task 4 - Beepboop - Robots.txt
      • Task 5 - Sitemaps
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    • 🐝OWASP Top 10
      • Task 5 - Command Injection Practical
      • Task 7 - Broken Authentication Practical
      • Task 11 - Sensitive Data Exposure (Challenge)
      • Task 13 - XML External Entity - eXtensible Markup Language
      • Task 14 - XML External Entity - DTD
      • Task 16 - XML External Entity - Exploiting
      • Task 18 - Broken Access Control (IDOR Challenge)
      • Task 19 - Security Misconfiguration
      • Task 20 - Cross-site Scripting
      • Task 21 - Insecure Deserialization
      • Task 24 - Insecure Deserialization - Cookies
      • Task 25 - Insecure Deserialization - Cookies Practical
      • Task 30 - Insufficient Logging and Monitoring
    • 📡Nmap
      • Task 2 - Introduction
      • Task 3 - Nmap Switches
      • Task 5 - TCP Connect Scans
      • Task 6 - Scan Types SYN Scans
      • Task 7 - UDP Scans
      • Task 8 - NULL, FIN and Xmas
      • Task 9 - ICMP Network Scanning
      • Task 10 - NSE Scripts Overview
      • Task 11 - Working with the NSE
      • Task 12 - Searching for Scripts
      • Task 13 - Firewall Evasion
      • Task 14 - Practical
    • 📡RustScan
      • Task 2 - Installing RustScan
      • Task 5 - Extensible
      • Task 7 - Scanning Time!
      • Task 8 - RustScan Quiz
    • 🐙Crack the hash
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    • 🧊Ice
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    • 🎄Advent of Cyber 4 (2022)
  • 🟹Difficulty: Medium
    • đŸȘŸAttacktive Directory
      • Task 3 - Welcome to Attacktive Directory
      • Task 4 - Enumerating Users via Kerberos
      • Task 5 - Abusing Kerberos
      • Task 6 - Back to the Basics
      • Task 7 - Elevating Privileges within the Domain
      • Task 8 - Flag Submission Panel
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    • 🛗Windows PrivEsc Arena
  • 🟧Difficulty: Hard
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  • đŸŸ„Difficulty: Insane
    • â›șYou're in a cave [WIP]
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On this page
  • Task 2 Introduction
  • What networking constructs are used to direct traffic to the right application on a server?
  • How many of these are available on any network-enabled computer?
  • [Research] How many of these are considered "well-known"? (These are the "standard" numbers mentioned in the task)
  1. Difficulty: Easy
  2. Nmap

Task 2 - Introduction

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Last updated 3 years ago

Task 2 Introduction

What networking constructs are used to direct traffic to the right application on a server?

Reveal Flag

ports

How many of these are available on any network-enabled computer?

Reveal Flag

65535

[Research] How many of these are considered "well-known"? (These are the "standard" numbers mentioned in the task)

HINT: Search in Google "How many well-known ____ are there", substituting in your answer to Question 1.

Reveal Flag

1024

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List of TCP and UDP port numbersWikipedia
Well-known ports: The port numbers in the range from 0 to 1023
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