JSON Web Token

JSON Web Token is an open standard (RFC 7519) that defines a compact and self-contained way for securely transmitting information between parties as a JSON object. This information can be verified and trusted because it is digitally signed. JWT can be signed using a secret (with the HMAC algorithm) or public/private key pair using RSA or ECDSA.
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Video streaming with Flask

Streaming is a technique in which the server provides response to a request in chunks. This might be useful in couple of use cases. For some applications a request may need to return data that comes from a real time source. A pretty good example of this is a real time video or audio feed. A lot of security cameras use this technique to stream video to web browser.
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OpenCV

Computer Vision is a field of multiple desciplines that care about how computers can gain a high-level understanding from digital images/videos. This is an attempt to automate tasks that the human visual system is able to perform. This is a process of aquiring, processing, analyzing and understanding digital images, extracting high dimensional data from the real world (to provide numerical/symbolic) information.
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