e-CryptIt Engine Xojo Plugin |

# HMAC_SHA3.Update Method (console safe)

Use this method to add data from a memory block to the HMAC_SHA3 stream.

Update(
data as MemoryBlock,
start as Integer,
length as Integer)

#### Parameters

data
  MemoryBlock to add to the HMAC_SHA3 stream.
start
  First byte in the memory block to add.
length
  Number of bytes in the MemoryBlock to add.

#### Remarks

#### See Also

HMAC_SHA3 Class