<s>
In	O
capability-based	O
computer	O
security	O
,	O
a	O
C-list	B-Data_Structure
is	O
an	O
array	B-Data_Structure
of	O
capabilities	O
,	O
usually	O
associated	O
with	O
a	O
process	B-Operating_System
and	O
maintained	O
by	O
the	O
kernel	B-Operating_System
.	O
</s>
<s>
The	O
program	O
running	O
in	O
the	O
process	B-Operating_System
does	O
not	O
manipulate	O
capabilities	O
directly	O
,	O
but	O
refers	O
to	O
them	O
via	O
C-list	B-Data_Structure
indexes	I-Data_Structure
—	O
integers	O
indexing	O
into	O
the	O
C-list	B-Data_Structure
.	O
</s>
<s>
The	O
file	B-Application
descriptor	I-Application
table	I-Application
in	O
Unix	B-Application
is	O
an	O
example	O
of	O
a	O
C-list	B-Data_Structure
.	O
</s>
<s>
Unix	B-Application
processes	O
do	O
not	O
manipulate	O
file	B-Application
descriptors	I-Application
directly	O
,	O
but	O
refer	O
to	O
them	O
via	O
file	B-Application
descriptor	I-Application
numbers	O
,	O
which	O
are	O
C-list	B-Data_Structure
indexes	I-Data_Structure
.	O
</s>
<s>
In	O
the	O
KeyKOS	B-Operating_System
and	O
EROS	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
,	O
a	O
process	B-Operating_System
's	O
capability	O
registers	O
constitute	O
a	O
C-list	B-Data_Structure
.	O
</s>
