CkPython

Get the JWS Payload into BinData

See more JSON Web Signatures (JWS) Examples

Demonstrates Jws.GetPayloadBd, which writes the payload of a loaded JWS as raw bytes into a BinData.

Background. This is used when the payload is binary. In practice, validate the signature before trusting the payload.

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CkPython

import sys
import chilkat

success = False

jws = chilkat.CkJws()

#  Load the JWS compact serialization.
jwsCompact = "eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>"
success = jws.LoadJws(jwsCompact)
if (success == False):
    print(jws.lastErrorText())
    sys.exit()

#  Get the JWS payload as raw bytes into a BinData.
bdPayload = chilkat.CkBinData()
success = jws.GetPayloadBd(bdPayload)
if (success == False):
    print(jws.lastErrorText())
    sys.exit()

print("Payload is " + str(bdPayload.get_NumBytes()) + " bytes.")