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Key Management Service
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    Asymmetric key decryption

    Last updated: 2024-01-11 16:28:54
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      Overview

      KMS provides the following SM2 and RSA asymmetric key-based decryption APIs:
      API Name
      Description
      Remarks
      AsymmetricSm2Decrypt
      SM2 decryption
      For more information, please see AsymmetricSm2Decrypt
      AsymmetricRsaDecrypt
      RSA decryption
      For more information, please see AsymmetricRsaDecrypt
      The samples below are called with TCCLI, and you can also use any supported programming languages.

      Asymmetric Decryption

      RSA decryption

      Input

      tccli kms AsymmetricRsaDecrypt --KeyId 22d79428-61d9-11ea-a3c8-525400****** --Algorithm RSAES_OAEP_SHA_256 --Ciphertext "DEb/JBmuhVkYS34r0pR7Gv1WTc4khkxqf7S1WIr7/GXsAs/tfP/v/2+1SwsIG7BqW7kUZqr38/FGkaIEqYeewot37t3+Jx0t5w7/yXkUnyUfyfPpXlHXf94g3wFOjijEWWsjWWzaXTkTr8uWOfRBenq+bcaY783FIy03XjJW/Y0wKWjD3tULvKndCJO/3bkb65kn1Fbsfm20xrUUwqV/p2DVLXBdG1ymr0DjsbG7R0tb3ytc2LmH33YPAQE32eP27ciKzSml+w2tdUM3dw3nEZcTGMs1wFDGk0O1WB052jZ7TitUD9zCftFv2dKlZD3LRx1+vHqpNVgPhLmL******=="

      Output

      {
          "Response": {
              "RequestId": "6758cbf5-5e21-4c37-a2cf-8d47f5******",
              "KeyId": "22d79428-61d9-11ea-a3c8-525400******",
              "Plaintext": "dGVzdAo="
          }
      }

      SM2 decryption

      Input

      tccli kms AsymmetricSm2Decrypt --KeyId 22d79428-61d9-11ea-a3c8-525400****** --Ciphertext "DEb/JBmuhVkYS34r0pR7Gv1WTc4khkxqf7S1WIr7/GXsAs/tfP/v/2+1SwsIG7BqW7kUZqr38/FGkaIEqYeewot37t3+Jx0t5w7/yXkUnyUfyfPpXlHXf94g3wFOjijEWWsjWWzaXTkTr8uWOfRBenq+bcaY783FIy03XjJW/Y0wKWjD3tULvKndCJO/3bkb65kn1Fbsfm20xrUUwqV/p2DVLXBdG1ymr0DjsbG7R0tb3ytc2LmH33YPAQE32eP27ciKzSml+w2tdUM3dw3nEZcTGMs1wFDGk0O1WB052jZ7TitUD9zCftFv2dKlZD3LRx1+vHqpNVgPhLmL******=="

      Output

      {
          "Response": {
              "RequestId": "6758cbf5-5e21-4c37-a2cf-8d47f5******",
              "KeyId": "22d79428-61d9-11ea-a3c8-525400******",
              "Plaintext": "dGVzdAo="
          }
      }

      Viewing Public Key

      Overview

      This API is used to get the information of the public key with the specified KeyId. For the API documentation, please see GetPublicKey.
      The sample below is called with TCCLI, and you can also use any supported programming languages.

      Sample

      Input

      tccli kms GetPublicKey  --KeyId 22d79428-61d9-11ea-a3c8-525400******

      Output

      {
          "Response": {
              "RequestId": "408fa858-cd6d-4011-b8a0-653805******",
              "KeyId": "22d79428-61d9-11ea-a3c8-525400******",
              "PublicKey": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzQk7x7ladgVFEEGYDbeUc5aO9TfiDplIO4WovBOVpIFoDS31n46YiCGiqj67qmYslZ2KMGCd3Nt+a+jdzwFiTx3O87wdKWcF2vHL9Ja+95VuCmKYeK1uhPyqqj4t9Ch/cyvxb0xaLBzztTQ9dXCxDhwj08b24T+/FYB9a4icuqQypCvjY1X9j8ivAsPEdHZoc9Di7JXBTZdVeZC1igCVgl6mwzdHTJCRydE2976zyjC7l6QsRT6pRsMF3696N07WnaKgGv3K/Zr/6RbxebLqtmNypNERIR7jTCt9L+fgYOX7anmuF5v7z0GfFsen9Tqb1LsZuQR0vgqCauOjL2CL1Q******",
              "PublicKeyPem": "-----BEGIN PUBLIC KEY-----\\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzQk7x7ladgVFEEGYDbeU\\nc5aO9TfiDplIO4WovBOVpIFoDS31n46YiCGiqj67qmYslZ2KMGCd3Nt+a+jdzwFi\\nTx3O87wdKWcF2vHL9Ja+95VuCmKYeK1uhPyqqj4t9Ch/cyvxb0xaLBzztTQ9dXCx\\nDhwj08b24T+/FYB9a4icuqQypCvjY1X9j8ivAsPEdHZoc9Di7JXBTZdVeZC1igCV\\ngl6mwzdHTJCRydE2976zyjC7l6QsRT6pRsMF3696N07WnaKgGv3K/Zr/6RbxebLq\\ntmNypNERIR7jTCt9L+fgYOX7anmuF5v7z0GfFsen9Tqb1LsZuQR0vgqCau******\\n1QIDAQAB\\n-----END PUBLIC KEY-----\\n"
          }
      }
      
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