Lua

Get the JWS Payload as a String

See more JSON Web Signatures (JWS) Examples

Demonstrates Jws.GetPayload, which returns the payload of a loaded JWS as text, decoded using the given charset.

Background. In practice, validate the signature before trusting the payload. Getting the payload retrieves the signed content.

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Lua

local chilkat = require("chilkat")

local jws = chilkat.Jws.new()

-- Load the JWS compact serialization.
local jwsCompact = "eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>"
local success = jws:load_jws(jwsCompact)
if not success then
    print(jws.last_error_text)
    return
end

-- Return the JWS payload as text, decoded using the given charset.
local payload = jws:get_payload("utf-8")
if not jws.last_method_success then
    print(jws.last_error_text)
    return
end

print(payload)