How do video websites such as Youku prevent video resources from being downloaded?

how do video websites such as Youku prevent video resources from being downloaded
search Baidu for an article" how Youku prevents videos from being downloaded without authorization , but there is no specific method. I"d like to ask if anyone has done this. Give me a way to realize it.

The less obvious thing about

is that it mentions

.
" http://k.youku.com/player/getFlvPathjsontcp" 

so how does the video downloaded like this play? It"s not flash, is it? But these days, many people"s mobile phones do not have flash, so how does the mobile phone prevent videos from being downloaded?

May.12,2022

Youku can not be prevented, but can only increase the difficulty.
if you really want to prevent it, you have to use DRM technology


many video websites use m3u8. This format can simply prevent


.

in fact, there is no prevention, just like what was said upstairs, but it just increases the difficulty

Github project https://github.com/iawia002/a...

want to know how Youku is protected, take a look at this tool code can also understand the mechanism: P

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