Why do cookie security attributes matter?

Secure ensures the cookie is only sent over HTTPS. HttpOnly prevents JavaScript from reading the cookie (reduces XSS impact). SameSite (Lax or Strict) helps prevent CSRF. Session and auth cookies should use all three.

Is the cookie analyzer free?

Yes. This free cookie security analyzer is free to use with no signup required. It parses Set-Cookie headers and shows Secure, HttpOnly, and SameSite for each cookie.

Free Tool

Cookie Security Analyzer

Inspect Set-Cookie headers for Secure, HttpOnly, and SameSite attributes. Ensure cookies are set securely.

Use this free cookie security analyzer to check how cookies are set: Secure, HttpOnly, and SameSite. It helps developers and security reviewers ensure session and auth cookies follow best practices and reduce XSS and CSRF risk.

Frequently asked questions

Why do cookie security attributes matter?: Secure ensures the cookie is only sent over HTTPS. HttpOnly prevents JavaScript from reading the cookie (reduces XSS impact). SameSite (Lax or Strict) helps prevent CSRF. Session and auth cookies should use all three.
Is the cookie analyzer free?: Yes. This free cookie security analyzer is free to use with no signup required. It parses Set-Cookie headers and shows Secure, HttpOnly, and SameSite for each cookie.