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Cloudflare 525 — SSL Handshake Failed

The proxy Cloudflare does not manage to properly set up the TLS session with the original server

TopicComputer error codes → About 1 min read

Cloudflare 525. — SSLhandshake-.

Domain : Web. & TLSPriority: High

What does this error mean?

The proxy Cloudflare does not manage to properly set up the TLS session with the original server.

Probable causes

  • Certificate of origin.
  • TLS suite.
  • NIF or HTTPS service.

Verification and resolution

  1. Test TLS directly on origin.
  2. Check certificate and NIF.
  3. Control SSL Cloudflare mode.

Precaution: Do not switch to less strict mode for a long time to bypass a certificate error.

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