GcmEncrypt Method

public static byte[] Encrypt(
	out byte[] tag,
	byte[] input,
	byte[] key,
	byte[] iv,
	byte[] aad
)

Public Shared Function Encrypt ( 
	<OutAttribute> ByRef tag As Byte(),
	input As Byte(),
	key As Byte(),
	iv As Byte(),
	aad As Byte()
) As Byte()

Parameters

tag  Byte

To receive the output authentication tag value. Always returned exactly 16 bytes long. You may truncate as desired. This is a by-reference parameter. There is no need to initialize (but the VB compiler may complain).

input  Byte

Plain text input data

key  Byte

Key: must be exactly 16, 24 or 32 bytes long.

iv  Byte

Initialization vector: can be any length but 12 bytes is recommended.

aad  Byte

Additional authentication data (optional). Pass null/Nothing to ignore.

Return Value

Reference