Cybersecurity, Nodejs.
generate the HMAC of the body object with the sharedSecret npm run get_hmac // $ HMAC generated: <COPY_THIS_HMAC> This will validate the HMAC provided by the get_hmac method. Try changing the provided HMAC, the body or the sharedSecret and see what happens! npm run --hmac=<PASTE_THE_HMAC_HERE>