<Tr> <Td_colspan="2"> SHA - 1 </Td> <Td> <63 (collisions found) </Td> <Td> 3.47 </Td> <Td> 52.00 </Td> <Td> 1995 </Td> </Tr> <Tr> <Td> SHA - 2 </Td> <Td> SHA - 224 SHA - 256 </Td> <Td> 224 256 </Td> <Td> 256 (8 × 32) </Td> <Td> 512 </Td> <Td> 2 − 1 </Td> <Td> 64 </Td> <Td> And, Xor, Rot, Add (mod 2), Or, Shr </Td> <Td> 112 128 </Td> <Td> 32 0 </Td> <Td> 7.62 7.63 </Td> <Td> 84.50 85.25 </Td> <Td> </Td> </Tr> <Tr> <Td> SHA - 384 SHA - 512 </Td> <Td> 384 512 </Td> <Td> 512 (8 × 64) </Td> <Td> 1024 </Td> <Td> 2 − 1 </Td> <Td> 80 </Td> <Td> And, Xor, Rot, Add (mod 2), Or, Shr </Td> <Td> 192 256 </Td> <Td> 128 (≤ 384) 0 </Td> <Td> 5.12 5.06 </Td> <Td> 135.75 135.50 </Td> </Tr> <Tr> <Td> SHA - 512 / 224 SHA - 512 / 256 </Td> <Td> 224 256 </Td> <Td> 112 128 </Td> <Td> 288 256 </Td> <Td> ≈ SHA - 384 </Td> <Td> ≈ SHA - 384 </Td> </Tr>

Sha-1 uses which of the following bit length hashing algorithms