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Security
Who left SPNEGO, and who still runs it
0
websites in the top 1M run SPNEGO, observed directly from the rendered page in the latest crawl.
Others in Security
HSTS
296,724
Cloudflare Bot Management
157,246
reCAPTCHA
109,505
Cloudflare Turnstile
25,583
Really Simple SSL & Security
9,309
hCaptcha
3,320
Akamai Bot Manager
2,307
DDoS-Guard
1,994