KDP categories · Top KDP authors
Roger A. Grimes: Amazon KDP author data
As of Nov 6, 2026, Roger A. Grimes has 31 books on Amazon, 12 of them on a best-seller list in the last 30 days (best rank #6), mostly in Cryptography, Encryption, Security & Encryption.
| Median price | $17.99 |
|---|---|
| Price range (middle 50%) | $12.99 – $24 |
| Median reviews | 8 |
| Total reviews | 1,154 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 3 |
What stands out
- Median price $17.99, 32% below the median of their main category, Cryptography.
- 4 new books in the last 30 days, 3 of them broke into a Best Sellers list.
Roger A. Grimes's best-ranked books
-
Hacking the Hacker: Learn From the Experts Who Take Down Hackers
by Roger A. Grimes
- Price$20.69
- Rating4.5
- Reviews203
- Published2017-05
-
Hacking the Hacker: Learn From the Experts Who Take Down Hackers
by Roger A. Grimes
- Price$16
- Rating4.5
- Reviews203
-
Becoming Post-Quantum: Your Guide to Post-Quantum Project Success
by Roger A. Grimes
- Price$12.99
- Rating5.0
- Reviews1
-
How AI and Quantum Impact Cyber Threats and Defenses: Reshaping Your Cyber Defense Strategies
by Roger A. Grimes
- Price$5.99
- Rating5.0
- Reviews6
-
Windows Vista Security: Securing Vista Against Malicious Attacks
by Roger A. Grimes
- Price-
- Rating3.7
- Reviews6
-
How AI and Quantum Impact Cyber Threats and Defenses: Reshaping Your Cyber Defense Strategies
by Roger A. Grimes
- Price$20.08
- Rating5.0
- Reviews6
-
Becoming Post-Quantum: Your Guide to Post-Quantum Project Success
by Roger A. Grimes
- Price$29.97
- Rating5.0
- Reviews1
-
Ransomware Protection Playbook
by Roger A. Grimes
- Price$17.29
- Rating4.8
- Reviews53
-
Ransomware Protection Playbook
by Roger A. Grimes
- Price$19.99
- Rating4.8
- Reviews53
-
Becoming Post-Quantum: Your Post-Quantum Project Plan (Companion Book)
by Roger A. Grimes
- Price$9.97
- Rating5.0
- Reviews1
- Published2026-09
Main categories
FAQ
How many books does Roger A. Grimes have on Amazon?
KDPTop tracks 31 of their books; 12 made an Amazon list in the last 30 days.
Which categories does Roger A. Grimes publish in?
Their books chart most often in Cryptography, Encryption, Security & Encryption.
How does Roger A. Grimes price their books?
The median price is $17.99; half of the books cost $12.99–$24.
Has Roger A. Grimes released new books recently?
4 new books in the last 30 days, 3 of which reached a Best Sellers list.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.