<s>
Spectral	B-Algorithm
Hash	I-Algorithm
is	O
a	O
cryptographic	B-Algorithm
hash	I-Algorithm
function	I-Algorithm
submitted	O
to	O
the	O
NIST	B-Algorithm
hash	I-Algorithm
function	I-Algorithm
competition	I-Algorithm
by	O
Gokay	O
Saldamlı	O
,	O
Cevahir	O
Demirkıran	O
,	O
Megan	O
Maguire	O
,	O
Carl	O
Minden	O
,	O
Jacob	O
Topper	O
,	O
Alex	O
Troesch	O
,	O
Cody	O
Walker	O
,	O
Çetin	O
Kaya	O
Koç	O
.	O
</s>
<s>
It	O
uses	O
a	O
Merkle	B-Algorithm
–	I-Algorithm
Damgård	I-Algorithm
construction	I-Algorithm
and	O
employs	O
several	O
mathematical	O
structures	O
including	O
finite	O
fields	O
and	O
discrete	B-Algorithm
Fourier	I-Algorithm
transforms	I-Algorithm
.	O
</s>
<s>
The	O
authors	O
claim	O
512-bit	O
hashes	B-Algorithm
at	O
51.2	O
gigabits	O
per	O
second	O
on	O
a	O
100-MHz	O
Virtex-4	O
FPGA	O
.	O
</s>
<s>
Spectral	B-Algorithm
hash	I-Algorithm
is	O
insecure	O
;	O
a	O
method	O
exists	O
to	O
generate	O
arbitrary	O
collisions	O
in	O
the	O
hash	B-Algorithm
state	O
,	O
and	O
therefore	O
in	O
the	O
final	O
hash	B-Algorithm
digest	O
.	O
</s>
