---
title: "#presecurity articles | Hashnode"
description: "Explore 3 articles tagged #presecurity on Hashnode. Tutorials, guides, and how-tos from the community."
url: "https://hashnode.com/tag/presecurity"
---

Tag

# #presecurity

3 posts · 0 followers

[Sunny](https://hashnode.com/@sunny1103) · [Sep 2](https://hashnode.com/posts/tryhackme-cryptography-concepts-learning-guide/6a98360ccfccb20d0aeb258f)

### [TryHackMe — Cryptography Concepts | Learning Guide](https://cybersecurity-learning.hashnode.dev/tryhackme-cryptography-concepts-learning-guide?utm_source=hashnode&utm_medium=feed)

Platform: TryHackMe Room: Cryptography Concepts Path: Pre Security → Attacks and Defenses Estimated Time: 60 Minutes Status: Completed ✅ 🔐 Spoiler-Free Learning Guide: This article contains no TryHackMe flags, direct question answers, or challenge-specific solutions. It focuses on the concepts, methodology, tools, and practical observations I learned while completing the room.

20 min read · [cybersecurity-learning.hashnode.dev](https://cybersecurity-learning.hashnode.dev/tryhackme-cryptography-concepts-learning-guide?utm_source=hashnode&utm_medium=feed)

[Sunny](https://hashnode.com/@sunny1103) · [Sep 1](https://hashnode.com/posts/tryhackme-the-cia-triad-room-comprehensive-learning-guide-deep-dive/6a96deae4c9ab295a195582a)

### [TryHackMe The CIA Triad Room: Comprehensive Learning Guide & Deep Dive](https://cybersecurity-learning.hashnode.dev/tryhackme-the-cia-triad-room-comprehensive-learning-guide-deep-dive?utm_source=hashnode&utm_medium=feed)

Understanding the foundational pillars of cybersecurity—Confidentiality, Integrity, and Availability—and how the CIA Triad shapes security architecture, threat evaluation, and risk mitigation strategies.

6 min read · [cybersecurity-learning.hashnode.dev](https://cybersecurity-learning.hashnode.dev/tryhackme-the-cia-triad-room-comprehensive-learning-guide-deep-dive?utm_source=hashnode&utm_medium=feed)

[Sunny](https://hashnode.com/@sunny1103) · [Aug 31](https://hashnode.com/posts/tryhackme-intro-to-lan-comprehensive-learning-guide-deep-dive/6a95947d7a3c6354e0d145a3)

### [TryHackMe Intro to LAN: Comprehensive Learning Guide & Deep Dive](https://cybersecurity-learning.hashnode.dev/tryhackme-intro-to-lan-comprehensive-learning-guide-deep-dive?utm_source=hashnode&utm_medium=feed)

Mastering Local Area Network (LAN) architecture, physical and logical topologies, IPv4 subnetting, ARP, DHCP, and low-level packet analysis through the TryHackMe Intro to LAN room.

13 min read · [cybersecurity-learning.hashnode.dev](https://cybersecurity-learning.hashnode.dev/tryhackme-intro-to-lan-comprehensive-learning-guide-deep-dive?utm_source=hashnode&utm_medium=feed)