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Firewall
Meaning
Noun
●
In Architecture:
A
used to
the
of
between or through
,
,
, or within an
or vehicle.
●
In Computer security:
The
that
of a
network or a
and allows or
such
its
threat.
●
In Physics & Black holes:
A
where an
a
at or
the
horizon.
Sourced from
Wiktionary
Origin
firewall
English
fire
English
fier
Middle English (1100-1500)
fyr
Old English (ca. 450-1100)
wall
English
wall
Middle English (1100-1500)
weall
Old English (ca. 450-1100)
walle
Middle English (1100-1500)
wallen
Middle English (1100-1500)
weallian
Old English (ca. 450-1100)
Sourced from
Etym
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