r/cissp is a subreddit with 94k members. The most common kinds of discussions are advice requests and pain & anger, and the community frequently discusses cissp, passed, exam, questions, and study, and they frequently recommend/review study resources and study material.
This sub is for those that are pursuing the CISSP® and those that have taken the exam and wish to provide feedback on the study methodology and materials employed. This sub is not supported or managed by ISC2 or its affiliates. This is an unofficial CISSP® Reddit sub.
Information about experience requirements/endorsement/CPEs can be found at https://www.isc2.org/
Popular Themes in r/cissp
#1
Advice Requests
: "Passed CISSP - my advice"
4 posts
#2
Pain & Anger
: "Failed CISSP exam (2nd attempt)"
3 posts
Popular Topics in r/cissp
#1
Cissp
: "Cissp Badge"
388 posts
#2
Passed
: "Passed at 110 questions, total study time was ~45 minutes, 5 years of experience."
205 posts
#3
Exam
: "Passed my Exam today"
178 posts
#4
Questions
: "Passed at 110 Questions, total study time was ~45 minutes, 5 years of experience."
115 posts
#5
Study
: "Passed CISSP at 100Qs, 90 mins left, 1st attempt, self-Study"
78 posts
#6
Time
: "Passed at 110 questions, total study Time was ~45 minutes, 5 years of experience."
37 posts
#7
Security
: "A work colleague sent me this (the Paul Jerimy Security Certification Roadmap), asking me why I chose the CISSP path."
30 posts
#8
Experience
: "Passed at 110 questions, total study time was ~45 minutes, 5 years of Experience."
26 posts
#9
Struggling
25 posts
#10
100q
: "PASSED! @100qs 12Hrs of prep-27 | 3YOE"
18 posts
Products Discussed in r/cissp
Study Resources
11 reviews
#1
OSG
4.7★ from 3 reviews
#2
Destination Certification
5.0★ from 1 review
#3
Bozon
4.0★ from 1 review
Study Material
6 reviews
#1
Quantum Exam
4.0★ from 1 review
#2
MasterClass
4.0★ from 1 review
#3
LearnZapp
4.0★ from 1 review
Flair Used in r/cissp
#1
Success Story
: "Passed at 110 questions, total study time was ~45 minutes, 5 years of experience."
71 posts
#2
Other/Misc
: "3 months - damaged welcome package?"
2 posts
#3
Unsuccess Story
: "How to fail your exam 20 minutes before your scheduled test time"
1 post
Member Growth in r/cissp
Yearly
+12k members(14.4%)
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About
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Last updated: June 19, 2026