Keybase vs Really Simple SSL & Security
Head-to-head usage across the sites we track.
Top sites by authority
Keybase · Really Simple SSL & Security · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
26
Open Page Rank 8+
28
424
Open Page Rank 7+
97
1,350
Open Page Rank 6+
168
2,786
Open Page Rank 5+
275
5,696
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Keybase · Really Simple SSL & Security · share of sites in each country using one or the other
United States
595
83,739
Brazil
225
43,852
Spain
165
40,106
Japan
226
36,223
France
200
32,992
Italy
175
30,741
United Kingdom
279
29,953
Germany
263
28,990
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Keybase | Really Simple SSL & Security |
|---|---|---|
| LCP | 1.6 s | 2.4 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 1300 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.