r/Cybersecurity101 is a subreddit with 76k members. The most common kinds of discussions are advice requests and ideas, and the community frequently discusses cybersecurity, security, cyber, php vulnerabilities, and dast scanner.
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
: "How should a small business handle cybersecurity when employees use personal phones for work?"
13 posts
#2
Ideas
: "I built a DAST scanner for SMBs based on your feedback. What am I missing?"
1 post
#3
Self-Promotion
: "I Built a Hands-On Cybersecurity Training Platform for Beginners (Free Trial)"
1 post
Popular Topics in r/Cybersecurity101
#1
Cybersecurity
: "How should a small business handle Cybersecurity when employees use personal phones for work?"
11 posts
#2
Security
: "How should a small business handle cyberSecurity when employees use personal phones for work?"
11 posts
#3
Cyber
: "How should a small business handle Cybersecurity when employees use personal phones for work?"
10 posts
#4
Php Vulnerabilities
: "Two Critical Php Vulnerabilities That Could Let Attackers Execute Code Remotely"
3 posts
#5
Dast Scanner
: "I built a Dast Scanner for SMBs based on your feedback. What am I missing?"
3 posts
#6
Free Courses
: "who is interested about cybersecurity? we offer 2 Free Courses for beginners."
2 posts
#7
Career Paths
: "Free Cybersecurity Career Paths to Learn Pentesting, SOC Analysis, Digital Forensics and More"
2 posts
#8
Soc Advice
: "How much AD knowledge is needed for SOC and how to learn it?"
2 posts
#9
Ai Security
: "Ai Security"
2 posts
#10
First Steps
: "Hi I'm want to learn about cyber security,what should I learn first? thanks for your help"
2 posts
Flair Used in r/Cybersecurity101
#1
Security
: "Rate my resume"
4 posts
#2
Home Network
: "My smart TV tried reaching out to content tracking 312 times in one hour. I set up a firewall to block the requests and this is what I found."
3 posts
#3
Mobile / Personal Device
: "Need help removing OneBrowser/PUP from my PC"
1 post
#4
Privacy
: "Would you pay for identity monitoring if your credit was already frozen?"
1 post
Member Growth in r/Cybersecurity101
Yearly
+47k members(158.6%)
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Last updated: October 26, 2026