<s>
The	O
Cryptographic	B-General_Concept
Quarterly	I-General_Concept
is	O
an	O
internal	O
,	O
classified	O
journal	O
of	O
the	O
U.S.	O
National	O
Security	O
Agency	O
(	O
NSA	O
)	O
.	O
</s>
<s>
In	O
2003	O
,	O
Michael	O
Ravnitzky	O
submitted	O
a	O
Freedom	O
of	O
Information	O
Act	O
(	O
FOIA	O
)	O
request	O
for	O
an	O
index	O
of	O
articles	O
published	O
in	O
their	O
Cryptographic	B-General_Concept
Quarterly	I-General_Concept
journal	O
.	O
</s>
