Really Simple SSL & Security vs Very Good Security
Head-to-head usage across the sites we track.
Top sites by authority
Really Simple SSL & Security · Very Good Security · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Really Simple SSL & Security · Very Good Security · share of sites in each country using one or the other
United States
97,418
1,355
Brazil
48,788
104
Spain
47,706
106
Japan
42,353
85
France
40,734
117
Italy
36,640
87
United Kingdom
35,181
187
Germany
32,992
116
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Really Simple SSL & Security | Very Good Security |
|---|---|---|
| LCP | 2.4 s | 2 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1300 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
All Really Simple SSL & Security sites · All Very Good Security sites