<s>
Mixmaster	O
is	O
a	O
Type	O
II	O
anonymous	B-Application
remailer	I-Application
which	O
sends	O
messages	O
in	O
fixed-size	O
packets	O
and	O
reorders	O
them	O
,	O
preventing	O
anyone	O
watching	O
the	O
messages	O
go	O
in	O
and	O
out	O
of	O
remailers	B-Application
from	O
tracing	O
them	O
.	O
</s>
<s>
Current	O
Mixmaster	O
software	O
can	O
be	O
compiled	O
to	O
handle	O
Cypherpunk	B-Protocol
messages	O
as	O
well	O
;	O
they	O
are	O
needed	O
as	O
reply	O
blocks	O
for	O
nym	B-Protocol
servers	I-Protocol
.	O
</s>
