Curious about the design behind defcon.org?
SiteFontCheck scanned their live CSS architecture and identified 6 unique font families.
The website relies heavily on helvetica neue, helvetica, arial, sans-serif for its main text elements, paired with ration_oneregular, helvetica, sans-serif and ration_oneregular, helvetica neue, helvetica, arial, sans-serif as fallback options, and 3 additional.
6
unique font families
Primary font
helvetica neue, helvetica, arial, sans-serif
Below is the precise map of font sizes, weights, and text elements used across their site.
Detected Fonts
6 foundhelvetica neue, helvetica, arial, sans-serif
188
skip to main content
ration_oneregular, helvetica neue, helvetica, arial, sans-serif
41
DEF CON Hacking Conference
ration_oneregular, helvetica, sans-serif
64
Home
bebas_neueregular, impact, helvetica, sans-serif
4
DEF CON 35
bebas_neueregular, gotham, helvetica neue, helvetica, arial, sans-serif
8
8
ration_oneregular, gotham, helvetica neue, helvetica, arial, sans-serif
4
DEF CON Training Middle East 2026
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