r/cybersecurity is a subreddit with 1.5M members. The most common kinds of discussions are advice requests, and the community frequently discusses security, cyber security, cybersecurity, ai, and career, and they frequently recommend/review edr, siem, and antivirus.
This subreddit is for discussing cybersecurity topics, research, and emergent threats/findings.
Popular Themes in r/cybersecurity
#1
Advice Requests
: "How much should I learn daily?"
5 posts
Popular Topics in r/cybersecurity
#1
Security
: "I am currently based out of Top end, Australia. I am pursuing the Cyber Security google course, and looking for local hands-on cyber Security projects that make me job ready in the Australian Market, something locally relevant. Any suggestions?"
6 posts
#2
Cyber Security
: "I am currently based out of Top end, Australia. I am pursuing the Cyber Security google course, and looking for local hands-on Cyber Security projects that make me job ready in the Australian Market, something locally relevant. Any suggestions?"
4 posts
#3
Cybersecurity
2 posts
#4
Ai
: "Two students, an Ai agent, and around 50 targets"
2 posts
#5
Career
2 posts
#6
Automation
1 post
#7
Advice
1 post
#8
Openai
1 post
#9
Cloud
1 post
#10
Vulnerability
: "U.S. CISA adds Fortinet FortiMail flaw to its Known Exploited Vulnerabilities catalog"
1 post
Products Discussed in r/cybersecurity
Edr
129 reviews
#1
CrowdStrike
4.3★ from 56 reviews
#2
Microsoft
3.8★ from 21 reviews
#3
SentinelOne
3.7★ from 15 reviews
Siem
121 reviews
#1
Splunk
4.3★ from 12 reviews
#2
Wazuh
4.8★ from 9 reviews
#3
Rapid7
4.1★ from 8 reviews
Antivirus
31 reviews
#1
Microsoft Defender
4.2★ from 5 reviews
#2
CrowdStrike
4.2★ from 5 reviews
#3
SentinelOne
4.3★ from 4 reviews
Flair Used in r/cybersecurity
#1
Career Questions & Discussion
: "Last round interview. What to expect?"
11 posts
#2
Personal Support & Help!
: "i got some unused CTF credits, anyone want them?"
9 posts
#3
Business Security Questions & Discussion
: "receiving fake invoice emails at work is getting out of hand lately"
5 posts
#4
New Vulnerability Disclosure
: "Determining the number and types of a function's arguments"
5 posts
#5
Certification / Training Questions
: "Interview question: what are your sources/methods for staying current on Cybersecurity?"
4 posts
#6
News - General
: "Dread has been hacked lol"
4 posts
#7
Other
: "How much should I learn daily?"
2 posts
#8
News - Breaches & Ransoms
: "CPR data breach exposes personal details of 8.8 million people in Denmark"
2 posts
#9
AI Security
: "Can a theoretical perfect AI hack into virtually anything connected to the internet?"
1 post
#10
Corporate Blog
: "SalesBleed is a good example of why AI agents need task-scoped permissions, not just roles"
1 post
Member Growth in r/cybersecurity
Yearly
+250k members(19.5%)
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About
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This page gives a focused view of r/cybersecurity, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: October 5, 2026