AesCryptoServiceProvider Class
Performs symmetric encryption and decryption using the Cryptographic Application Programming Interfaces (CAPI) implementation of the Advanced Encryption Standard (AES) algorithm.
Assembly: System.Core (in System.Core.dll)
System.Security.Cryptography::SymmetricAlgorithm
System.Security.Cryptography::Aes
System.Security.Cryptography::AesCryptoServiceProvider
| Name | Description | |
|---|---|---|
![]() | AesCryptoServiceProvider() | Initializes a new instance of the AesCryptoServiceProvider class. |
| Name | Description | |
|---|---|---|
![]() | BlockSize | Gets or sets the block size, in bits, of the cryptographic operation.(Inherited from SymmetricAlgorithm.) |
![]() | FeedbackSize | Gets or sets the feedback size, in bits, of the cryptographic operation.(Inherited from SymmetricAlgorithm.) |
![]() | IV | Gets or sets the initialization vector (IV) for the symmetric algorithm.(Inherited from SymmetricAlgorithm.) |
![]() | Key | Gets or sets the symmetric key that is used for encryption and decryption.(Overrides SymmetricAlgorithm::Key.) |
![]() | KeySize | Gets or sets the size, in bits, of the secret key. (Overrides SymmetricAlgorithm::KeySize.) |
![]() | LegalBlockSizes | Gets the block sizes, in bits, that are supported by the symmetric algorithm.(Inherited from SymmetricAlgorithm.) |
![]() | LegalKeySizes | Gets the key sizes, in bits, that are supported by the symmetric algorithm.(Inherited from SymmetricAlgorithm.) |
![]() | Mode | Gets or sets the mode for operation of the symmetric algorithm.(Inherited from SymmetricAlgorithm.) |
![]() | Padding | Gets or sets the padding mode used in the symmetric algorithm.(Inherited from SymmetricAlgorithm.) |
| Name | Description | |
|---|---|---|
![]() | Clear() | Releases all resources used by the SymmetricAlgorithm class.(Inherited from SymmetricAlgorithm.) |
![]() | CreateDecryptor() | Creates a symmetric AES decryptor object using the current key and initialization vector (IV).(Overrides SymmetricAlgorithm::CreateDecryptor().) |
![]() | CreateDecryptor(array<Byte>^, array<Byte>^) | Creates a symmetric AES decryptor object using the specified key and initialization vector (IV).(Overrides SymmetricAlgorithm::CreateDecryptor(array<Byte>^, array<Byte>^).) |
![]() | CreateEncryptor() | Creates a symmetric AES encryptor object using the current key and initialization vector (IV).(Overrides SymmetricAlgorithm::CreateEncryptor().) |
![]() | CreateEncryptor(array<Byte>^, array<Byte>^) | Creates a symmetric encryptor object using the specified key and initialization vector (IV).(Overrides SymmetricAlgorithm::CreateEncryptor(array<Byte>^, array<Byte>^).) |
![]() | Dispose() | Releases all resources used by the current instance of the SymmetricAlgorithm class.(Inherited from SymmetricAlgorithm.) |
![]() | Equals(Object^) | Determines whether the specified object is equal to the current object.(Inherited from Object.) |
![]() | GenerateIV() | Generates a random initialization vector (IV) to use for the algorithm.(Overrides SymmetricAlgorithm::GenerateIV().) |
![]() | GenerateKey() | Generates a random key to use for the algorithm. (Overrides SymmetricAlgorithm::GenerateKey().) |
![]() | GetHashCode() | Serves as the default hash function. (Inherited from Object.) |
![]() | GetType() | |
![]() | ToString() | Returns a string that represents the current object.(Inherited from Object.) |
![]() | ValidKeySize(Int32) | Determines whether the specified key size is valid for the current algorithm.(Inherited from SymmetricAlgorithm.) |
Available since 3.5
Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

