<s>
In	O
cryptography	O
,	O
Hermes8	B-Algorithm
is	O
the	O
name	O
of	O
a	O
stream	B-Algorithm
cypher	I-Algorithm
algorithm	O
designed	O
by	O
Ulrich	O
Kaiser	O
.	O
</s>
<s>
In	O
the	O
paper	O
"	O
An	O
Analysis	O
of	O
the	O
Hermes8	B-Algorithm
Stream	B-Algorithm
Ciphers	I-Algorithm
"	O
the	O
authors	O
claim	O
,	O
'	O
an	O
attack	O
on	O
the	O
latest	O
version	O
of	O
the	O
cipher	O
(	O
Hermes8F	O
)	O
,	O
which	O
requires	O
very	O
few	O
known	O
keystream	B-Algorithm
bytes	O
and	O
recovers	O
the	O
cipher	O
's	O
secret	O
key	O
in	O
less	O
than	O
a	O
second	O
on	O
a	O
normal	O
PC	O
 '	O
.	O
</s>
