javascript - How to talk to a 3rd party API securely on the client? -


i'm designing api paid-for access.

customers may want consume api on server (all fine) on client through javascript.

i have trouble conceptually coming way safely. i.e: secure methods (i know @ least) rely on way of doing secret handshake, private key, etc. thing is, when issuing requests client private key see.

of course whitelisting on domain-names can spoofed.

so: how talk 3rd party api securely on client?


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