GcmDecrypt Method

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

Public Shared Function Decrypt ( 
	input As Byte(),
	key As Byte(),
	iv As Byte(),
	aad As Byte(),
	tag As Byte()
) As Byte()

Parameters

input  Byte

Cipher text input data

key  Byte

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

iv  Byte

Initialization vector.

aad  Byte

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

tag  Byte

Tag value (required)

Return Value

Reference