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C++

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.

Chilkat C++ Downloads

C++
#include <CkJws.h>

void ChilkatSample(void)
    {
    bool success = false;

    CkJws jws;

    //  Load the JWS compact serialization.
    const char *jwsCompact = "eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>";
    success = jws.LoadJws(jwsCompact);
    if (success == false) {
        std::cout << jws.lastErrorText() << "\r\n";
        return;
    }

    //  Return the JWS payload as text, decoded using the given charset.
    const char *payload = jws.getPayload("utf-8");
    if (jws.get_LastMethodSuccess() == false) {
        std::cout << jws.lastErrorText() << "\r\n";
        return;
    }

    std::cout << payload << "\r\n";
    }