# Tag Info

In $\text{SHA-512}$ the size of the blocks is 1024 bit. The last block must contain: the rest of data in message (mod 1024). some filling (padding) the last 128 bits as length If the message is 1919 bit length: Calculate the size of the data in the last block: $1919 \mod 1024 = 895$ Add the size of length field(128 bit) to the last block size(895 ...