r/cissp is a subreddit with 96k members. The most common kinds of discussions are advice requests and money talk, and the community frequently discusses cissp, struggling, looking, study, and exam, 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
: "Paying it Forward: Free Study Books to a Good Home [U.S. Only]"
20 posts
#2
Money Talk
: "~$1000 price increase during checkout!"
3 posts
#3
Self-Promotion
: "Passed CISSP at 101 questions (Nov 2024) — sharing a completely FREE study guide I built to give back"
2 posts
#4
Opportunities
: "5 months till CISSP so let s see what can I improve"
1 post
Popular Topics in r/cissp
#1
Cissp
: "Earned Cissp - My Key Advice"
26 posts
#2
Struggling
18 posts
#3
Looking
16 posts
#4
Study
: "Feedback on Study plan and resources?"
15 posts
#5
Exam
: "Exam Simulator Resource"
12 posts
#6
Passed
: "Passed the CISSP! Sharing my experience and what helped me !"
6 posts
#7
Questions
: "Provisionally Passed at 100 Questions – Still in Disbelief"
5 posts
#8
Pass
: "Was shaken by the test, yet Passed at 100q"
3 posts
#9
100
: "Provisionally Passed at 100 Questions – Still in Disbelief"
2 posts
#10
Endorsement
2 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 CISSP!"
21 posts
#2
General Study Questions
: "Destination CISSP Book"
10 posts
#3
Pre-Exam Questions
: "Earned CISSP - My Key Advice"
8 posts
#4
Study Material
: "Paying it Forward: Free Study Books to a Good Home [U.S. Only]"
8 posts
#5
Other/Misc
: "How did CISSP affect your career?"
6 posts
#6
Study Material Questions
: "Quantum exam"
6 posts
#7
Post-Exam Questions
: "About the Master’s Degree waiver"
2 posts
#8
Exam Questions
: "Reasonable Accommodations"
1 post
Member Growth in r/cissp
Yearly
+11k members(13.5%)
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About
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Last updated: September 16, 2026