C# Класс Amazon.S3.Encryption.EncryptionUtils

The EncryptionUtils class encrypts and decrypts data stored in S3. It can be used to prepare requests for encryption before they are stored in S3 and to decrypt objects that are retrieved from S3.

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Приватные методы

Метод	Описание
AddUnencryptedContentLengthToMetadata ( PutObjectRequest request ) : void	Adds UnEncrypted content length to object metadata
BuildInstructionsFromObjectMetadata ( GetObjectResponse response, EncryptionMaterials materials ) : EncryptionInstructions	Builds an instruction object from the object metadata.
BuildInstructionsUsingInstructionFile ( GetObjectResponse response, EncryptionMaterials materials ) : EncryptionInstructions	Builds an instruction object from the instruction file.
CreateInstructionFileRequest ( AmazonWebServiceRequest request, EncryptionInstructions instructions ) : PutObjectRequest
DecryptEnvelopeKey ( byte encryptedEnvelopeKey, EncryptionMaterials materials ) : byte[]	Decrypts an encrypted Envelope key using the provided encryption materials and returns it in raw byte array form.
DecryptEnvelopeKeyUsingAsymmetricKeyPair ( AsymmetricAlgorithm asymmetricAlgorithm, byte encryptedEnvelopeKey ) : byte[]
DecryptEnvelopeKeyUsingSymmetricKey ( SymmetricAlgorithm symmetricAlgorithm, byte encryptedEnvelopeKey ) : byte[]
DecryptObjectUsingInstructions ( GetObjectResponse response, EncryptionInstructions instructions ) : void	Updates object where the object input stream contains the decrypted contents.
DecryptStream ( Stream encryptedStream, EncryptionInstructions encryptionInstructions ) : Stream
EncryptEnvelopeKey ( byte envelopeKey, EncryptionMaterials materials ) : byte[]
EncryptEnvelopeKeyUsingAsymmetricKeyPair ( AsymmetricAlgorithm asymmetricAlgorithm, byte envelopeKey ) : byte[]
EncryptEnvelopeKeyUsingSymmetricKey ( SymmetricAlgorithm symmetricAlgorithm, byte envelopeKey ) : byte[]
EncryptRequestUsingInstruction ( Stream toBeEncrypted, EncryptionInstructions instructions ) : Stream	Returns an updated stream where the stream contains the encrypted object contents. The specified instruction will be used to encrypt data.
EncryptUploadPartRequestUsingInstructions ( Stream toBeEncrypted, EncryptionInstructions instructions ) : Stream	Returns an updated input stream where the input stream contains the encrypted object contents. The specified instruction will be used to encrypt data.
GenerateInstructions ( EncryptionMaterials materials ) : EncryptionInstructions	Generates an instruction that will be used to encrypt an object.
GetInstructionFileRequest ( GetObjectResponse response ) : GetObjectRequest
IsEncryptionInfoInInstructionFile ( GetObjectResponse response ) : bool	checks if encryption credentials are in the instructionfile
IsEncryptionInfoInMetadata ( GetObjectResponse response ) : bool	checks if encryption credentials are in object metadata
UpdateMetadataWithEncryptionInstructions ( AmazonWebServiceRequest request, EncryptionInstructions instructions ) : void	Update the request's ObjectMetadata with the necessary information for decrypting the object.