Chilkat Examples

ChilkatHOMEAndroid™Classic ASPCC++C#Mono C#.NET Core C#C# UWP/WinRTDataFlexDelphi ActiveXDelphi DLLVisual FoxProJavaLianjaMFCObjective-CPerlPHP ActiveXPHP ExtensionPowerBuilderPowerShellPureBasicCkPythonChilkat2-PythonRubySQL ServerSwift 2Swift 3,4,5...TclUnicode CUnicode C++Visual Basic 6.0VB.NETVB.NET UWP/WinRTVBScriptXojo PluginNode.jsExcelGo

SQL Server Examples

Web API Categories

ASN.1
Amazon EC2
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Azure Table Service
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
ECC
Ed25519
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
GMail SMTP/IMAP/POP
Geolocation
Google APIs
Google Calendar
Google Cloud SQL
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text

HTTP
HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
MS Storage Providers
Microsoft Graph
NTLM
OAuth1
OAuth2
Office365
OneDrive
OpenSSL
Outlook
Outlook Calendar
PDF Signatures
PEM
PFX/P12
POP3
PRNG
REST
REST Misc
RSA
SCP
SCard
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
ScMinidriver
SharePoint
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(SQL Server) JWS Using RSASSA-PSS using SHA-256 and MGF1 with SHA-256

Creates and validates a JSON Web Signature (JWS) using RSASSA-PSS using SHA-256 and MGF1 with SHA-256.

Chilkat supports all of the following JWS algorithms:

   +--------------+-------------------------------+--------------------+
   | "alg" Param  | Digital Signature or MAC      | Implementation     |
   | Value        | Algorithm                     | Requirements       |
   +--------------+-------------------------------+--------------------+
   | HS256        | HMAC using SHA-256            | Required           |
   | HS384        | HMAC using SHA-384            | Optional           |
   | HS512        | HMAC using SHA-512            | Optional           |
   | RS256        | RSASSA-PKCS1-v1_5 using       | Recommended        |
   |              | SHA-256                       |                    |
   | RS384        | RSASSA-PKCS1-v1_5 using       | Optional           |
   |              | SHA-384                       |                    |
   | RS512        | RSASSA-PKCS1-v1_5 using       | Optional           |
   |              | SHA-512                       |                    |
   | ES256        | ECDSA using P-256 and SHA-256 | Recommended+       |
   | ES384        | ECDSA using P-384 and SHA-384 | Optional           |
   | ES512        | ECDSA using P-521 and SHA-512 | Optional           |
   | PS256        | RSASSA-PSS using SHA-256 and  | Optional           |
   |              | MGF1 with SHA-256             |                    |
   | PS384        | RSASSA-PSS using SHA-384 and  | Optional           |
   |              | MGF1 with SHA-384             |                    |
   | PS512        | RSASSA-PSS using SHA-512 and  | Optional           |
   |              | MGF1 with SHA-512             |                    |
   +--------------+-------------------------------+--------------------+

Note: This example requires Chilkat v9.5.0.66 or greater.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    --  This requires the Chilkat API to have been previously unlocked.
    --  See Global Unlock Sample for sample code.

    --  Note: This example requires Chilkat v9.5.0.66 or greater.

    --  Use the following RSA key loaded from JWK format.
    DECLARE @sbJwk int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbJwk OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '{"kty":"RSA",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"n":"ofgWCuLjybRlzo0tZWJjNiuSfb4p4fAkd_wWJcyQoTbji9k0l8W26mPddx'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'HmfHQp-Vaw-4qPCJrcS2mJPMEzP1Pt0Bm4d4QlL-yRT-SFd2lZS-pCgNMs'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'D1W_YpRPEwOWvG6b32690r2jZ47soMZo9wGzjb_7OMg0LOL-bSf63kpaSH'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'SXndS5z5rexMdbBYUsLA9e-KXBdQOS-UTo7WTBEMa2R2CapHg665xsmtdV'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'MTBQY4uDZlxvb3qCo5ZwKh9kG4LT6_I5IhlJH7aGhyxXFvUK-DWNmoudF8'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'NAco9_h9iaGNj8q2ethFkMLs91kzk2PAcDTW9gb54h4FRWyuXpoQ",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"e":"AQAB",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"d":"Eq5xpGnNCivDflJsRQBXHx1hdR1k6Ulwe2JZD50LpXyWPEAeP88vLNO97I'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'jlA7_GQ5sLKMgvfTeXZx9SE-7YwVol2NXOoAJe46sui395IW_GO-pWJ1O0'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'BkTGoVEn2bKVRUCgu-GjBVaYLU6f3l9kJfFNS3E0QbVdxzubSu3Mkqzjkn'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '439X0M_V51gfpRLI9JYanrC4D4qAdGcopV_0ZHHzQlBjudU2QvXt4ehNYT'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'CBr6XCLQUShb1juUO1ZdiYoFaFQT5Tw8bGUl_x_jTj3ccPDVZFD9pIuhLh'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'BOneufuBiB4cS98l2SR_RQyGWSeWjnczT0QU91p1DhOVRuOopznQ",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"p":"4BzEEOtIpmVdVEZNCqS7baC4crd0pqnRH_5IB3jw3bcxGn6QLvnEtfdUdi'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'YrqBdss1l58BQ3KhooKeQTa9AB0Hw_Py5PJdTJNPY8cQn7ouZ2KKDcmnPG'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'BY5t7yLc1QlQ5xHdwW1VhvKn-nXqhJTBgIPgtldC-KDV5z-y2XDwGUc",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"q":"uQPEfgmVtjL0Uyyx88GZFF1fOunH3-7cepKmtH4pxhtCoHqpWmT8YAmZxa'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'ewHgHAjLYsp1ZSe7zFYHj7C6ul7TjeLQeZD_YwD66t62wDmpe_HlB-TnBA'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '-njbglfIsRLtXlnDzQkv5dTltRJ11BKBBypeeF6689rjcJIDEz9RWdc",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"dp":"BwKfV3Akq5_MFZDFZCnW-wzl-CCo83WoZvnLQwCTeDv8uzluRSnm71I3Q'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'CLdhrqE2e9YkxvuxdBfpT_PI7Yz-FOKnu1R6HsJeDCjn12Sk3vmAktV2zb'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '34MCdy7cpdTh_YVr7tss2u6vneTwrA86rZtu5Mbr1C1XsmvkxHQAdYo0",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"dq":"h_96-mK1R_7glhsum81dZxjTnYynPbZpHziZjeeHcXYsXaaMwkOlODsWa'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '7I9xXDoRwbKgB719rrmI2oKr6N3Do9U0ajaHF-NKJnwgjMd2w9cjz3_-ky'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'NlxAr2v4IKhGNpmM5iIgOS1VZnOZ68m6_pbLBSp3nssTdlqvd0tIiTHU",'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '"qi":"IYd7DHOhrWvxkwPQsRM2tOgrjbcrfvtQJipd-DlcxyVuuM9sQLdgjVk2o'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'y26F0EmpScGLq2MowX7fhd_QJQ3ydy5cY7YIBi87w93IKLEdfnbJtoOPLU'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, 'W0ITrJReOgo1cq9SbsxYawBgfp_gh6A5603k2-ZQwVK0JKSHuLFkuQ3U"'
    EXEC sp_OAMethod @sbJwk, 'Append', @success OUT, '}'

    DECLARE @rsaKey int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.PrivateKey', @rsaKey OUT

    --  Note: This example loads the RSA key from JWK format.  Any format can be loaded
    --  into the private key object. (See the online reference documentation..)
    DECLARE @success int
    EXEC sp_OAMethod @sbJwk, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @rsaKey, 'LoadJwk', @success OUT, @sTmp0
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @rsaKey, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @sbJwk
        EXEC @hr = sp_OADestroy @rsaKey
        RETURN
      END

    --  Create the JWS Protected Header
    DECLARE @jwsProtHdr int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @jwsProtHdr OUT

    EXEC sp_OAMethod @jwsProtHdr, 'AppendString', @success OUT, 'alg', 'PS256'

    DECLARE @jws int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Jws', @jws OUT

    --  Set the protected header:
    DECLARE @signatureIndex int
    SELECT @signatureIndex = 0
    EXEC sp_OAMethod @jws, 'SetProtectedHeader', @success OUT, @signatureIndex, @jwsProtHdr

    --  Set the RSA key:
    EXEC sp_OAMethod @jws, 'SetPrivateKey', @success OUT, @signatureIndex, @rsaKey

    --  Set the payload.
    DECLARE @bIncludeBom int
    SELECT @bIncludeBom = 0
    DECLARE @payloadStr nvarchar(4000)
    SELECT @payloadStr = 'In our village, folks say God crumbles up the old moon into stars.'
    EXEC sp_OAMethod @jws, 'SetPayload', @success OUT, @payloadStr, 'utf-8', @bIncludeBom

    --  Create the JWS
    --  By default, the compact serialization is used.
    DECLARE @jwsCompact nvarchar(4000)
    EXEC sp_OAMethod @jws, 'CreateJws', @jwsCompact OUT
    EXEC sp_OAGetProperty @jws, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN
        EXEC sp_OAGetProperty @jws, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @sbJwk
        EXEC @hr = sp_OADestroy @rsaKey
        EXEC @hr = sp_OADestroy @jwsProtHdr
        EXEC @hr = sp_OADestroy @jws
        RETURN
      END


    PRINT 'JWS: ' + @jwsCompact

    --  Note: RSA PSS padding uses random values, so the output will be different each time a signature is produced.
    --  sample output:
    --  JWS: eyJhbGciOiJQUzI1NiJ9.SW4gb3VyIHZpbGxhZ2UsIGZvbGtzIHNheSBHb2QgY3J1bWJsZXMgdXAgdGhlIG9sZCBtb29uIGludG8gc3RhcnMu.TRWhwRo5dMv9-8OzrInfJTwmUGYgjLfHk8lqF072ND-FmLWEBnUTOpY8oJXp8FdWw2SalbdOeNlrtlJjwk4XK8Ql2iJ_2qMCtxsvLPhKBOqFoAF4aBvTOEDVJDxf0DaBSiydEEtfTVV2iwBcjWabu5J2XieR5y7QZQtuHsn7T3qKBvCcCejN3Y2oqAT3qMHvu1fTms1r_91wBn_K7Wjd9UkZ1n02qQcUHJznR_OF2BgN7_KWIDAF9ZS9keoju2NPpPelO4yxa2XUPnehY3G7dHKoCxUEQR4d2Xc5voqDASTVCDqQS4PVOZdvT3Ein6-SanAlCwbWBbkvT8g6-5PImQ

    --  Now load the JWS, validate, and recover the original text.
    DECLARE @jws2 int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Jws', @jws2 OUT

    --  Load the JWS.
    EXEC sp_OAMethod @jws2, 'LoadJws', @success OUT, @jwsCompact

    DECLARE @rsaPubKey int
    EXEC sp_OAMethod @rsaKey, 'GetPublicKey', @rsaPubKey OUT

    --  Set the RSA public key used for validation.
    SELECT @signatureIndex = 0
    EXEC sp_OAMethod @jws2, 'SetPublicKey', @success OUT, @signatureIndex, @rsaPubKey
    EXEC @hr = sp_OADestroy @rsaPubKey

    --  Validate the 1st (and only) signature at index 0..
    DECLARE @v int
    EXEC sp_OAMethod @jws2, 'Validate', @v OUT, @signatureIndex
    IF @v < 0
      BEGIN
        --  Perhaps Chilkat was not unlocked or the trial expired..

        PRINT 'Method call failed for some other reason.'
        EXEC sp_OAGetProperty @jws2, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @sbJwk
        EXEC @hr = sp_OADestroy @rsaKey
        EXEC @hr = sp_OADestroy @jwsProtHdr
        EXEC @hr = sp_OADestroy @jws
        EXEC @hr = sp_OADestroy @jws2
        RETURN
      END
    IF @v = 0
      BEGIN

        PRINT 'Invalid signature.  The RSA key was incorrect, the JWS was invalid, or both.'
        EXEC @hr = sp_OADestroy @sbJwk
        EXEC @hr = sp_OADestroy @rsaKey
        EXEC @hr = sp_OADestroy @jwsProtHdr
        EXEC @hr = sp_OADestroy @jws
        EXEC @hr = sp_OADestroy @jws2
        RETURN
      END

    --  If we get here, the signature was validated..

    PRINT 'Signature validated.'

    --  Recover the original content:
    EXEC sp_OAMethod @jws2, 'GetPayload', @sTmp0 OUT, 'utf-8'
    PRINT @sTmp0

    --  Examine the protected header:
    DECLARE @joseHeader int
    EXEC sp_OAMethod @jws2, 'GetProtectedHeader', @joseHeader OUT, @signatureIndex
    EXEC sp_OAGetProperty @jws2, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN

        PRINT 'No protected header found at the given index.'
        EXEC @hr = sp_OADestroy @sbJwk
        EXEC @hr = sp_OADestroy @rsaKey
        EXEC @hr = sp_OADestroy @jwsProtHdr
        EXEC @hr = sp_OADestroy @jws
        EXEC @hr = sp_OADestroy @jws2
        RETURN
      END
    EXEC sp_OASetProperty @joseHeader, 'EmitCompact', 0


    PRINT 'Protected (JOSE) header:'
    EXEC sp_OAMethod @joseHeader, 'Emit', @sTmp0 OUT
    PRINT @sTmp0
    EXEC @hr = sp_OADestroy @joseHeader

    --  Output:

    --  	Signature validated.
    --  	In our village, folks say God crumbles up the old moon into stars.
    --  	Protected (JOSE) header:
    --  	{
    --  	  "alg": "PS256"
    --  	}

    EXEC @hr = sp_OADestroy @sbJwk
    EXEC @hr = sp_OADestroy @rsaKey
    EXEC @hr = sp_OADestroy @jwsProtHdr
    EXEC @hr = sp_OADestroy @jws
    EXEC @hr = sp_OADestroy @jws2


END
GO

 

© 2000-2021 Chilkat Software, Inc. All Rights Reserved.