r/Cybersecurity101 is a subreddit with 63k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses cybersecurity, security, learning, free, and skill.
A community for beginners and enthusiasts to learn the basics of cybersecurity. Ask questions, share tips, discuss best practices, and stay updated with the latest news on staying safe online.
Popular Themes in r/Cybersecurity101
#1
Advice Requests
: "Roast my resume brutally"
27 posts
#2
Solution Requests
: "What are the key questions you asked your potential vendors that helped you nail your agentic SOC solutions evaluations before a board presentation?"
1 post
#3
Ideas
: "Cybersecurity undergrad feeling lost: Looking for thesis/final project ideas"
1 post
Popular Topics in r/Cybersecurity101
#1
Cybersecurity
: "Software Development vs Cybersecurity — Which is the Better Career in India and Abroad?"
10 posts
#2
Security
: "What's actually working for Security awareness and phishing sims at enterprise scale in 2026?"
5 posts
#3
Learning
: "Been working on a cybersecurity Learning platform and recently opened up the Learning side for free."
3 posts
#4
Free
: "Low-Tier CS Degree VS Free Unrelated Degree + Investing Tuition in IT Certs?"
3 posts
#5
Skill
: "What cybersecurity Skill has been the most useful in your actual job?"
2 posts
#6
Risk
: "How do companies decide whether a Risk is acceptable?"
2 posts
#7
Governance
: "Looking for Information Security Governance eBook"
2 posts
#8
Roadmap
: "Is this Roadmap enough for a beginner"
2 posts
#9
Trust System
: "How does Trust System work on kibu?"
2 posts
#10
Kibu
: "How does trust system work on Kibu?"
2 posts
Flair Used in r/Cybersecurity101
#1
Security
: "What was the hardest part of learning cybersecurity when you started?"
28 posts
#2
Online Service
: "How good is this Cert?"
7 posts
#3
Privacy
: "Feedback on a USB-based E2E encryption tool I built (P.S student project)"
2 posts
#4
Home Network
: "July's AI Security Report: 90 incidents, 207M+ records, 41 AI-driven — the month the agent became the attacker"
1 post
#5
Mobile / Personal Device
: "Degree in CS or CYS"
1 post
Member Growth in r/Cybersecurity101
Yearly
+43k members(207.6%)
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Last updated: August 14, 2026