Security
Explore 41 Security technologies used across 363,792 websites.
41
Technologies
363,792
Sites using any
#1
HSTS
238,293
sites
45.4%
#2
reCAPTCHA
139,802
sites
26.7%
#3
Cloudflare Bot Management
129,097
sites
24.6%
All Security Technologies
41 total
1
HSTS
45.4%
238,293
2
reCAPTCHA
26.7%
139,802
3
Cloudflare Bot Management
24.6%
129,097
4
Really Simple SSL & Security
2.2%
11,404
5
Cloudflare Turnstile
1.7%
8,656
6
Confiant
0.92%
4,843
7
Akamai Bot Manager
0.69%
3,626
8
hCaptcha
0.68%
3,591
9
DDoS-Guard
0.57%
2,965
10
Sucuri
0.45%
2,370
11
ClickCease
0.38%
2,002
12
Detectify
0.29%
1,510
13
Forter
0.27%
1,399
14
DataDome
0.17%
870
15
PerimeterX
0.16%
851
16
Sift
0.11%
599
17
Friendly Captcha
0.08%
443
18
Solve Media
0.08%
401
19
GeeTest
0.07%
392
20
Keybase
0.07%
376
21
Konduto
0.05%
272
22
Akamai Web Application Protector
0.05%
253
23
Very Good Security
0.04%
191
24
Variti
0.02%
108
25
Bugcrowd
0.02%
93
26
MTCaptcha
0.01%
76
27
Fortinet FortiGate
0.01%
75
28
Kasada
0.01%
73
29
Alibaba Cloud Verification Code
0.01%
54
30
Slider Captcha
0.01%
53
31
Norton Shopping Guarantee
< 0.01%
45
32
Basic
< 0.01%
42
33
Yandex SmartCaptcha
< 0.01%
36
34
Imunify360
< 0.01%
21
35
AWS WAF Captcha
< 0.01%
20
36
VAPTCHA
< 0.01%
18
37
AntiBot.Cloud
< 0.01%
16
38
FraudLabs Pro
< 0.01%
8
39
RapidSec
< 0.01%
3
40
TrafficGuard
< 0.01%
2
41
Skyflow
< 0.01%
1
Full Dataset
19 million domains with their full technology stacks — available as a CSV file.