TT-054 · it-security
Security Alert
보안 · IT & Programming
Warning red and black with a sturdy grotesque. A tense, focused information-security text.
- Cover
- Chapter opener
- Body (example)
- How to use
Previews come from the same sample manuscript (“[Example] Fundamentals of Data Science”) built in this style.

About this style
| Family | IT & Programming — Programming, cloud and data books. Dark code blocks and geometric sans serifs. |
|---|---|
| Best for | Information security, defensive hacking, security certifications |
| Use cases | IT & hands-on guides |
| Mood | ModernLively |
| Formality · Age group | Balanced · University, Adult |
Color palette
- accent
#B72626 - accent 2
#212529 - tint
#FAEAEA - paper
#F2F2F2 - ink
#161616 - body text
#2B2B2B - muted text
#5E5E5E - rule
#DBC6C9 - dark surface
#20181D - warning
#9A3412
Fonts
| Font | Role | License |
|---|---|---|
| Rubik | Body | SIL Open Font License 1.1 |
| Montserrat | Headings | SIL Open Font License 1.1 |
| Chivo | Labels & chapter labels, Chapter numbers & folios | SIL Open Font License 1.1 |
| Source Code Pro | Code | SIL Open Font License 1.1 |
| Pretendard | Fallback | SIL Open Font License 1.1 |
| IBM Plex Serif | Math variables (italic) | SIL Open Font License 1.1 |
Building blocks
| Chapter opener | Classic ruled |
|---|---|
| Element boxes | Index tab |
| Tables | Booktabs (heavy top and bottom rules) |
| Running head | Plain |
| Cover | White cover |
Format and build checks
188 × 257 mm · type area 146 × 209 mm · body 9.5pt/16pt
Margins top 22 · bottom 26 · inside 24 · outside 18 mm
All build checks passedMin. contrast 4.81:1TOC 20/20Overflow: 0Fonts embedded · OFL ✓Print preflight ✓
Textbook pack (English edition)
A new-book pack (.zip) in this style: theme CSS, fonts (OFL), build and check tools, an example chapter, an empty chapter skeleton and a sample PDF. 188 × 257 mm, PDF/X-4 and CMYK for offset print.
Pack size 9.7 MB · version 2026.10.08
KDP products in this style
No KDP product uses this style yet. Styles with the most requests get products first.
Start a new book in this style (free form)
- Get the textbook pack and unzip it → folder
book-it-security-en. - Fill in the form and select Download files (.zip). A custom
book.jsonand one skeleton file per chapter are generated in this browser (nothing is uploaded, free). - Unzip the download over the pack folder, then run
build.bat(or./build.sh).
Preview book.json
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