| Rank | Technology | Adoption Rate | Companies |
|---|---|---|---|
| 1 | reCAPTCHA |
0.63%
|
19 |
| 2 | hCaptcha |
0.2%
|
6 |
| 3 | Turnstile |
0.03%
|
1 |
| 4 | Wordfence |
0.03%
|
1 |
| 5 | Sucuri Firewall |
0.0%
|
0 |