Json Wed Sign (RSA)

This is a function wrapping through the Openssl to sign and validate the data, which ensures the integrity and security of the original data.

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Installation

Use Composer to install the library.

    $ composer require yakeing/php_jwsign

JWSign init

    $jwsign = new jwsign();
    $jwsign->SetPrivate($accesskey);

Get Pubkey

    $Pubkey = $jwsign->GetPubkey();

    var_dump($Pubkey);
    array(3) {
        ["pub"]=>string(451) "-----BEGIN PUBLIC KEY-----\nMIIBIjA....NjQIDAQA\n-----END PUBLIC KEY----"
        ["bits"]=>int(2048)
        ["kid"]=>string(43) "cjbdM-CeRfP...5BNYQuksIIgmk"
    }

Sign Message

    $Message = base64_encode('
        {
            "method":"pay",
            "charset":"utf-8",
            "version":"1.0",
            "token":"NAM...YgV"
        }
    ');

    $JsonStr = $jwsign->SignMessage($Message);

    var_dump($JsonStr);
    string(557) "{
        "message":"eyJtZXRiO...Z1YifQ==",
        "nonce":"MmlhaDE1MD...MTgwLjEwNDc1OTAw",
        "kid":"cjOdM-CORfPGa...j-0I5BNYQuksIIgmk",
        "sign":"hXvBULK2wSroVFZ...-HYHG7l8Epixikg"
        }"

Pubkey Verify

    $value = '{
        "message":"eyJtZXRiO...Z1YifQ==",
        "nonce":"MmlhaDE1MD...MTgwLjEwNDc1OTAw",
        "kid":"cjOdM-CORfPGa...j-0I5BNYQuksIIgmk"
        }';
    $sign = 'hXvBULK2wvSroVFZ...-HKbHGDYHG7l8Epixikg';
    $pub = '-----BEGIN PUBLIC KEY-----\nMIIBIjA....NjQIDAQA\n-----END PUBLIC KEY----';

    $Str = $jwsign->PubkeyVerify($value, $sign, $pub);

    var_dump($Str);
    bool(true)

Get Message

    $value = '{
        "message":"eyJtZXRiO...Z1YifQ==",
        "nonce":"MmlhaDE1MD...MTgwLjEwNDc1OTAw",
        "kid":"cjOdM-CORfPGa...j-0I5BNYQuksIIgmk"
        }';
    $Str = json_decode($value, true);

    var_dump(base64_decode($Str['message']));
    string(100) "{
            "method":"pay",
            "charset":"utf-8",
            "version":"1.0",
            "token":"NAM...YgV"
        }"

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