<s>
Rublon	B-Application
is	O
a	O
two-factor	O
authentication	O
system	O
that	O
acts	O
as	O
an	O
additional	O
security	O
layer	O
which	O
protects	O
the	O
password-based	O
login	B-General_Concept
process	O
to	O
web	B-Application
applications	I-Application
.	O
</s>
<s>
A	O
protected	O
account	O
can	O
only	O
be	O
accessed	O
by	O
someone	O
who	O
enters	O
the	O
correct	O
password	O
and	O
scans	O
a	O
QR	O
code	O
using	O
the	O
Rublon	B-Application
mobile	B-Application
app	I-Application
,	O
which	O
holds	O
the	O
digital	B-Application
identity	I-Application
of	O
the	O
account	O
's	O
owner	O
.	O
</s>
<s>
In	O
web	B-Application
browsers	I-Application
that	O
have	O
been	O
previously	O
defined	O
as	O
trusted	O
,	O
only	O
the	O
password	O
is	O
needed	O
in	O
order	O
to	O
sign	O
into	O
a	O
protected	O
account	O
of	O
any	O
supported	O
web	B-Application
application	I-Application
.	O
</s>
<s>
Accounts	O
can	O
be	O
protected	O
by	O
installing	O
the	O
Rublon	B-Application
mobile	B-Application
app	I-Application
,	O
which	O
is	O
available	O
for	O
smartphones	O
with	O
Android	B-Application
,	O
BlackBerry	B-Application
OS	I-Application
,	O
iOS	B-Application
and	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
The	O
app	O
is	O
also	O
used	O
to	O
define	O
trusted	O
browsers	B-Application
that	O
make	O
it	O
possible	O
to	O
sign	O
in	O
using	O
a	O
password	O
only	O
.	O
</s>
<s>
The	O
app	O
can	O
be	O
activated	O
by	O
providing	O
an	O
email	O
address	O
,	O
which	O
results	O
in	O
the	O
creation	O
of	O
the	O
user	O
's	O
digital	B-Application
identity	I-Application
using	O
asymmetric	O
cryptographic	O
RSA	B-Architecture
keys	O
.	O
</s>
<s>
Rublon	B-Application
protects	O
the	O
accounts	O
of	O
web	B-Application
applications	I-Application
that	O
are	O
integrated	O
with	O
its	O
system	O
.	O
</s>
<s>
There	O
are	O
plugins	O
for	O
Magento	B-Application
,	O
PrestaShop	B-Application
and	O
WordPress	B-Application
,	O
allowing	O
administrators	O
of	O
websites	O
based	O
on	O
these	O
platforms	O
to	O
integrate	O
them	O
without	O
programming	O
.	O
</s>
<s>
Web	B-Application
application	I-Application
developers	I-Application
may	O
use	O
the	O
Java	B-Language
and	O
PHP	B-Application
SDKs	B-Application
to	O
integrate	O
Rublon	B-Application
with	O
their	O
services	O
.	O
</s>
