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(DataFlex) RSA Import Public Key from Certificate PEMUses a certificate's public key for RSA encryption. The public key from the certificate .pem file is used. Note: This example requires Chilkat v11.0.0 or greater.
Use ChilkatAx-win32.pkg Procedure Test Boolean iSuccess Handle hoCert Variant vPubKey Handle hoPubKey Handle hoRsa String sEncryptedStr String sTemp1 Move False To iSuccess Get Create (RefClass(cComChilkatCert)) To hoCert If (Not(IsComObjectCreated(hoCert))) Begin Send CreateComObject of hoCert End Get ComLoadFromFile Of hoCert "qa_data/pem/mf_public_rsa.pem" To iSuccess If (iSuccess = False) Begin Get ComLastErrorText Of hoCert To sTemp1 Showln sTemp1 Procedure_Return End Get Create (RefClass(cComChilkatPublicKey)) To hoPubKey If (Not(IsComObjectCreated(hoPubKey))) Begin Send CreateComObject of hoPubKey End Get pvComObject of hoPubKey to vPubKey Get ComGetPublicKey Of hoCert vPubKey To iSuccess Get Create (RefClass(cComChilkatRsa)) To hoRsa If (Not(IsComObjectCreated(hoRsa))) Begin Send CreateComObject of hoRsa End Get pvComObject of hoPubKey to vPubKey Get ComUsePublicKey Of hoRsa vPubKey To iSuccess Set ComEncodingMode Of hoRsa To "base64" Get ComEncryptStringENC Of hoRsa "hello" False To sEncryptedStr Showln "encrypted string = " sEncryptedStr End_Procedure |
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