The Security of USB Flash Drives

Even the biggest USB flash drive is still smaller thansome of them only perform this encryption in software
most people's thumbs. Since we carry these devicesthat results in lower performance on the drive when
to numerous locations, there is a fairly good chanceencryption is enabled. Few manufacturers use a
that we will eventually lose them. If this should happen,hardware based engine capable of encrypting and
most of us simply hope there was nothing sensitive ondecrypting files at a higher speed to prevent
the drive. However, that is not the only thing you canperformance penalties when you access a secure
do. There are some basic USB flash drive securitypartition that's using encryption.
measures available.The problem with both of these security approaches is
If your flash drive carries some sensitive informationthat they are mostly dependent on software; the
that you hope to keep from ending up online by themajority of manufacturers of USB flash drives only
next day, security measures available range fromprovide Windows based software support.
secure partitions to encryption options. SecureWhat does that mean for Macintosh users and people
partitions are a rudimentary form of security - awho use a Linux distribution or other unusual operating
password protected partition is created on the drive,system? Security for USB flash drives is mostly still a
using a utility supplied by the manufacturer, this makesmatter of keeping good track of them. While it is
a public partition and a secure one.possible to access public partitions on almost all
In most cases, it is not possible to access thesesystems, accessing the secure partition generally
partitions at the same time, it is often necessary to logrequires access to Windows.
into the secure partition, hiding the public one. Not allUSB flash drive security is still in its infancy, since these
controllers feature this limitation. Using a version of yourdrives aren't routinely used by people with a need to
utility, someone else could re-partition the drive.secure their data. As they become more widespread
However, they would not have access to the dataand the need for security increases, expect flash drive
you have stored on the secure partition.security options to increase as well. For now,
There are other USB flash drives that are much morepartitioning and encrypting are the major options
specialised, they offer the same sort of secure,available, though.
password protected partition. However, they alsoWindows users are in luck and can make use of both
encrypt data stored on that partition, making it muchof these options effectively to preserve their data.
harder for people to get to your data. While encryptionHowever, users of operating systems that aren't
algorithms can be broken, having encryption on yourcompatible with the software on the drive must simply
USB drive is an extra layer of security you can offertry not to let their USB flash drives fall into the wrong
your data.hands.
The down side to drives that use encryption is that