What modules are using the query term "token" for access control?

[nanaya]

Hi,

On Fri, Jan 22, 2016, at 03:16, Eliezer Croitoru wrote:
> I have seen that couple media sites are using the "token" query term for 
> access control to some media content and I was wondering what module can 
> do that?
> For examples the request:
> http://example.com/media/111111.mp4?token=xyz_very_long_token
> 
> allows access to only this 111111.mp4 specific file and not to 111112.mp4
> .
> 
> I can write a web application that does the same thing but was wondering 
> what might be used if there are couple web servers and couple content 
> servers. In this specific case the token should be either shared between 
> the servers or that the token has some encrypted data in it.
> Are there any modules that implements this function?
> 

Something like this?
http://nginx.org/en/docs/http/ngx_http_secure_link_module.html