Gcm.Decrypt Method

Decrypt input using AES-GCM in one-off operation

Syntax

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

Cipher text input data

key

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

iv

Initialization vector.

aad

Additional authentication data (optional). Pass null to ignore.

tag

Tag value (required)

Return Value

Decrypted plaintext in byte array, or empty array on error

Remarks

Use General.ErrorCode to find the code of the last error.

See Also

VB6/C equivalent: GCM_Decrypt

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