Proxy-url-file-3a-2f-2f-2f -

Notice there are before the 3A and 2F . This is the first sign of corruption. The original data likely looked like this:

It is highly unlikely that you have arrived at this article by innocently typing proxy-url-file-3A-2F-2F-2F into a search engine. More plausibly, you are a developer debugging a corrupted log file, a security analyst investigating an odd network request, or a system administrator trying to decipher why an application crashed. proxy-url-file-3A-2F-2F-2F

When decoded, that becomes: proxy-url-file:/// Now we have something recognizable: proxy-url-file:/// Notice there are before the 3A and 2F