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(Visual FoxPro) RSA OAEP PaddingDemonstrates how to use OAEP padding with the RSA encryption algorithm. More information about OAEP Padding. Note: This example requires Chilkat v11.0.0 or greater.
LOCAL lnSuccess LOCAL loRsa LOCAL lcPubKeyXml LOCAL loPubKey LOCAL lcPlainText LOCAL lnUsePrivateKey LOCAL lcEncryptedStr lnSuccess = 0 * This example assumes the Chilkat API to have been previously unlocked. * See Global Unlock Sample for sample code. loRsa = CreateObject('Chilkat.Rsa') * RSA public key in XML format: lcPubKeyXml = "<RSAPublicKey><Modulus>of3im3mRgd2NLXIGoK6uYLg6jj0Ug2b42rnqa5Tbwz2ieFqMJqt+++x2oqLYGurlz49nt+7/785g3XYWqoka4u9c9zul6YubIjnBM72dQy7rEkEfbUxgjcxqXyjZFx+FpaxFUecLu688XEu+9UA42VKiCgcl+E7TrqnfeeYpNXc=</Modulus><Exponent>AQAB</Exponent></RSAPublicKey>" loPubKey = CreateObject('Chilkat.PublicKey') lnSuccess = loPubKey.LoadFromString(lcPubKeyXml) IF (lnSuccess = 0) THEN ? loPubKey.LastErrorText RELEASE loRsa RELEASE loPubKey CANCEL ENDIF lnSuccess = loRsa.UsePublicKey(loPubKey) IF (lnSuccess = 0) THEN ? loRsa.LastErrorText RELEASE loRsa RELEASE loPubKey CANCEL ENDIF * To use Optimal Asymmetric Encryption Padding (OAEP) padding, * simply set the PkcsPadding property to 0 loRsa.PkcsPadding = 0 * Encrypt a string and return the encrypted data base64-encoded: loRsa.EncodingMode = "base64" lcPlainText = "RSA Encryption should be easy." lnUsePrivateKey = 0 lcEncryptedStr = loRsa.EncryptStringENC(lcPlainText,lnUsePrivateKey) ? lcEncryptedStr RELEASE loRsa RELEASE loPubKey |
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