<s>
SMASH	B-Algorithm
is	O
a	O
cryptographic	B-Algorithm
hash	I-Algorithm
function	I-Algorithm
which	O
was	O
created	O
by	O
Lars	O
R	O
.	O
Knudsen	O
.	O
</s>
<s>
SMASH	B-Algorithm
comes	O
in	O
two	O
versions	O
:	O
256-bit	O
and	O
512-bit	O
.	O
</s>
<s>
Each	O
version	O
was	O
supposed	O
to	O
rival	O
SHA-256	B-Algorithm
and	O
SHA-512	B-Algorithm
,	O
respectively	O
,	O
however	O
,	O
shortly	O
after	O
the	O
SMASH	B-Algorithm
presentation	O
at	O
FSE	O
2005	O
,	O
an	O
attack	O
vector	O
against	O
SMASH	B-Algorithm
was	O
discovered	O
which	O
left	O
the	O
hash	B-Algorithm
broken	O
.	O
</s>
<s>
The	O
message	O
length	O
was	O
limited	O
to	O
less	O
than	O
2128	O
for	O
SMASH-256	O
and	O
2256	O
for	O
SMASH-512	O
.	O
</s>
<s>
The	O
S-boxes	B-Algorithm
in	O
SMASH	B-Algorithm
are	O
derived	O
versions	O
from	O
the	O
Serpent	B-Algorithm
ones	O
.	O
</s>
