Class SymmetricEncryption

Inheritance
System.Object
SymmetricEncryption
Implements
Namespace: Sensus.Encryption
Assembly: SensusAndroid.dll
Syntax
public class SymmetricEncryption : Object, IEncryptor

Constructors

SymmetricEncryption(Byte[], Byte[])

Initializes a new instance of the SymmetricEncryption class.

Declaration
public SymmetricEncryption(byte[] encryptionKeyBytes, byte[] initializationVectorBytes)
Parameters
Type Name Description
System.Byte[] encryptionKeyBytes

A 256-bit (32-byte) symmetric AES encryption key.
System.Byte[] initializationVectorBytes

A 128-bit (16-byte) initialization vector.

SymmetricEncryption(String)

Initializes a new instance of the SymmetricEncryption class. Uses a zero-valued initialization vector.

Declaration
public SymmetricEncryption(string encryptionKeyHexString)
Parameters
Type Name Description
System.String encryptionKeyHexString

A 64-character hex-encoded string for a 256-bit symmetric AES encryption key. Can be generated with the following:

openssl enc -aes-256-cbc -k secret -P -md sha1

Methods

ConvertHexStringToByteArray(String)

Declaration
public static byte[] ConvertHexStringToByteArray(string hexString)
Parameters
Type Name Description
System.String hexString
Returns
Type Description
System.Byte[]

DecryptToString(Byte[], Encoding)

Declaration
public string DecryptToString(byte[] encryptedBytes, Encoding encoding)
Parameters
Type Name Description
System.Byte[] encryptedBytes
System.Text.Encoding encoding
Returns
Type Description
System.String

Encrypt(Byte[])

Declaration
public byte[] Encrypt(byte[] unencryptedBytes)
Parameters
Type Name Description
System.Byte[] unencryptedBytes
Returns
Type Description
System.Byte[]

Encrypt(String, Encoding)

Declaration
public byte[] Encrypt(string unencryptedValue, Encoding encoding)
Parameters
Type Name Description
System.String unencryptedValue
System.Text.Encoding encoding
Returns
Type Description
System.Byte[]

Implements