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by 1vuio0pswjnm7 1045 days ago
"However, acquiring this key decompiling the mobile application, monitoring requests through a proxy or relying on values discovered by others."

This is again not true. The key is in the HTML of every /watch?v= YouTube page. It's a public key; it's not hidden in any way.

Further, it's possible, up until today at least, to use the "WEB" key with clientName "ANDROID" of "IOS" and receive unthrottled URLs. The key in the shell script is in fact the WEB key. The key for IOS is different.

   curl -40s https://www.youtube.com/watch?v=aqz-KE-bpKQ \
   |grep -o \"INNERTUBE_API_KEY...[^\"]*\"