Security headers summary for perplexity.ai
This page validates the HTTP security headers returned by perplexity.ai, scoring its protection against common web attacks.
Below you can review which headers perplexity.ai sends, which are missing, and recommendations to harden the configuration.
What are HTTP security headers?
HTTP security headers are response headers that instruct the browser to apply protective policies, mitigating attacks such as XSS, clickjacking and content sniffing.
Key headers include Content-Security-Policy (CSP), Strict-Transport-Security (HSTS), X-Frame-Options, X-Content-Type-Options and Referrer-Policy.
How to interpret the headers of perplexity.ai
A higher score means perplexity.ai sends more of the recommended security headers with secure values. Missing headers are highlighted so you know what to add.
Focus first on CSP and HSTS for perplexity.ai, as they provide the strongest protection against scripting and downgrade attacks.
Use cases
- Audit the security headers of perplexity.ai before or after a deploy.
- Identify missing headers that increase attack risk on perplexity.ai.
- Verify that perplexity.ai enforces HTTPS with HSTS.
- Support hardening reports and security reviews for perplexity.ai.
Frequently asked questions
Which security headers does perplexity.ai use?
This page lists the HTTP security headers present on perplexity.ai, such as CSP, HSTS, X-Frame-Options and X-Content-Type-Options, along with their values.
Does perplexity.ai have a Content-Security-Policy?
The results show whether perplexity.ai sends a Content-Security-Policy header and whether its value is considered secure.
Does perplexity.ai enforce HTTPS with HSTS?
The Strict-Transport-Security section indicates whether perplexity.ai forces HTTPS and for how long, including includeSubDomains and preload flags.
Why does perplexity.ai have a low security score?
A low score means perplexity.ai is missing important headers or sends insecure values. The missing-headers and recommendations sections explain how to improve it.
Is the security headers check for perplexity.ai free?
Yes. The XploreNetHub Security Headers Validator is completely free, requires no sign-up and runs directly in your browser.
Related guides
- Security Headers Checklist — HSTS, CSP and HTTP headers before go-live.
- DNS and SSL Checklist — Steps and verification table before pointing a domain.