GetData Method

GetData(Int32, Nullable<ReadOnlyMemory<Byte>>)

Gets data from the YubiKey associated with the given tag.

C#

public ReadOnlyMemory<byte> GetData(int tag, Nullable<ReadOnlyMemory<byte>> data = null)

Parameters

Type	Name	Description
System.Int32	tag	The tag of the data to retrieve.
System.Nullable<System.ReadOnlyMemory<System.Byte>>	data	Optional data to send with the command.

Returns

System.ReadOnlyMemory<System.Byte>

The encoded tlv data retrieved from the YubiKey.

Exceptions

Type	Condition
SecureChannelException	Thrown when there was an SCP error, described in the exception message.

Remarks

Sessions created from this constructor will not be able to perform operations which require authentication

See GlobalPlatform Technology Card Specification v2.3.1 §11 APDU Command Reference for more information.