<s>
ZUC	O
is	O
a	O
stream	O
cipher	B-Application
included	O
in	O
the	O
Long	O
Term	O
Evolution	O
standards	O
starting	O
in	O
Release	O
11	O
for	O
mobile	O
devices	O
.	O
</s>
<s>
It	O
uses	O
a	O
16-stage	O
linear	B-Architecture
feedback	I-Architecture
shift	I-Architecture
register	I-Architecture
with	O
each	O
stage	O
in	O
and	O
produces	O
a	O
32-bit	O
word	O
on	O
each	O
tick	O
.	O
</s>
