<s>
AppShield	B-Protocol
was	O
the	O
world	O
's	O
first	O
Application	B-Protocol
firewall	I-Protocol
.	O
</s>
<s>
AppShield	B-Protocol
was	O
conceptualized	O
by	O
Eran	O
Reshef	O
and	O
Gili	O
Raanan	O
and	O
was	O
introduced	O
to	O
the	O
market	O
by	O
Perfecto	O
Technologies	O
(	O
now	O
Sanctum	O
)	O
in	O
the	O
summer	O
of	O
1999	O
.	O
</s>
<s>
AppShield	B-Protocol
is	O
a	O
safeguard	O
for	O
many	O
systems	O
as	O
it	O
is	O
protection	O
for	O
code	O
and	O
data	O
.	O
</s>
<s>
The	O
Appshield	B-Protocol
product	O
was	O
the	O
first	O
product	O
to	O
inspect	O
incoming	O
Hypertext	B-Protocol
Transfer	I-Protocol
Protocol	I-Protocol
requests	O
and	O
block	O
malicious	O
attacks	O
based	O
on	O
a	O
dynamic	O
policy	O
which	O
was	O
composed	O
by	O
analyzing	O
the	O
outgoing	O
HTML	B-Language
pages	O
.	O
</s>
<s>
AppShield	B-Protocol
is	O
used	O
to	O
isolate	O
the	O
target	O
applications	O
registers	O
and	O
address	O
space	O
from	O
the	O
other	O
applications	O
and	O
can	O
utilize	O
memory	O
in	O
a	O
unique	O
way	O
and	O
in	O
return	O
,	O
the	O
rootkit	O
ca	O
n't	O
access	O
it	O
's	O
memory	O
.	O
</s>
<s>
In	O
2004	O
,	O
F5	O
Networks	O
acquired	O
AppShield	B-Protocol
's	O
intellectual	O
properties	O
from	O
Sanctum	O
and	O
discontinued	O
the	O
technology	O
.	O
</s>
<s>
Gartner	O
's	O
Magic	O
Quadrant	O
(	O
MQ	O
)	O
2015	O
for	O
Web	B-Protocol
Application	I-Protocol
Firewalls	I-Protocol
estimates	O
that	O
the	O
global	O
WAF	B-Protocol
market	O
size	O
is	O
as	O
big	O
as	O
$420	O
million	O
,	O
with	O
24	O
percent	O
annual	O
growth	O
.	O
</s>
<s>
AppShield	B-Protocol
can	O
rewrite	O
application	O
framework	O
in	O
Android	O
and	O
IOS	O
and	O
it	O
will	O
not	O
modify	O
the	O
IOS	O
for	O
the	O
device	O
.	O
</s>
