HTTP 102 Processing vs 525 SSL Handshake Failed
HTTP 102 (Processing) is a 1xx Informational response, while 525 (SSL Handshake Failed) is a 5xx Server Error response. 102 indicates that the server has received and is processing the request, but no response is available yet. Prevents the client from timing out. In contrast, 525 means that cloudflare-specific. SSL/TLS handshake with the origin server failed.
Description
The server has received and is processing the request, but no response is available yet. Prevents the client from timing out.
When You See It
During long-running WebDAV operations.
How to Fix
Wait for the final response. This is an interim status to prevent timeouts.
Description
Cloudflare-specific. SSL/TLS handshake with the origin server failed.
When You See It
When origin SSL certificate is expired, misconfigured, or incompatible.
How to Fix
Check origin SSL certificate validity. Ensure TLS version compatibility. Renew expired certificates.
Key Differences
102 is a 1xx Informational response, while 525 is a 5xx Server Error response.
HTTP 102: The server has received and is processing the request, but no response is available yet. Prevents the client from timing out.
HTTP 525: Cloudflare-specific. SSL/TLS handshake with the origin server failed.
You encounter 102 when during long-running WebDAV operations.
You encounter 525 when when origin SSL certificate is expired, misconfigured, or incompatible.
When to Use Which
For 102 (Processing): Wait for the final response. This is an interim status to prevent timeouts. For 525 (SSL Handshake Failed): Check origin SSL certificate validity. Ensure TLS version compatibility. Renew expired certificates.