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
80,589
1,465
Spain
43,010
89
Brazil
41,568
100
Japan
35,636
65
France
33,645
85
Italy
32,129
77
United Kingdom
29,199
171
Germany
27,743
86
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 | 1.9 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1400 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Sep 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