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Yoggie Pico: Security in a USB Key

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2. Yoggie Pico to the Rescue!

For mobile notebook clients, envision a 500-MHz miniaturized computer about the size of a pack of gum that integrates into the runtime environment on an existing computer attached to a network. This mini-computer offloads network processing tasks onto its hardware, thereby relieving the primary CPU to focus on other, more general computing tasks. It also provides direct coverage for its host computer, delivers firewall and intrusion detection capabilities alongside spam and spyware scanning and runs a Linux 2.6 kernel. Imagine that such a device is so thoughtfully designed it even prevents itself from becoming a vector of infection, disables network interfaces when lost or disconnected, and can be controlled through a centralized management server or through a management server that the vendor operates. And it doesn’t plug into any network jack-it needs just a single USB 2.0 port.

Yoggie Security Systems Yoggie Pico Pro is everything we’ve just described. In fact, the Pico Pro is an all-purpose plug-and-play security tool designed to protect personal computers or notebook PCs against most anything the Internet (and intranet) can throw its way. The Pico Pro is built around the Intel XScale PXA270 520-MHz chipset, which also powers other compact devices such as smart phones, GPS units and even the Dell Axim PDAs. This tiny CPU delivers a power rating equivalent to a Pentium 3 computer from the 1990s, which is more than sufficient for most network routing and traffic analysis tasks. And with 128 MB of on-board SDRAM, the Yoggie Pico Pro carries nearly as much memory as P3s from days of yore. Altogether, the Yoggie Pico can firewall network traffic, provide IDS protection against various forms of remote attack, thwart virus/spyware/spam payloads in real-time and employ behavioral and signature-based scanning engines (updated hourly) for serious protection. All told, the Pico offers a baker’s dozen (13) of security applications, which run atop Linux 2.6.

To prevent it from becoming a vector for network-born infections, the Yoggie Pico uses a dual-stage loading process that isolates the original factory-sealed OS from its real-time operating counterpart. The original image (Flash A) is loaded into working volatile memory (Flash B), and is then disabled. To all intents and purposes, Flash A is inaccessible to Flash B, and the latter stores acts as a security appliance only so long as the unit receives power. When power is lost or cut off, Flash B is wiped (along with any potential changes, malicious or otherwise) and network connectivity comes to a screeching halt. The Pico also maintains a separate, writable flash area to receive updates and process information in real time.

yoggie pico Click on thumbnail for a full-sized exploded view of the Yoggie Pico. Please note it features two sets of flash RAM, one of which is read-only to protect the Pico software from compromise or alteration.

This behavior may be turned off with an administrative password, and the unit itself is remotely monitored and controlled from a management server (one difference between the cheaper Pico and the Pico Pro we reviewed for this story is that the former only works with Yoggie’s own management servers, whereas the latter may be configured to work with an organization’s private management servers instead). The Yoggie is tiny for such a mighty network appliance-it’s literally no bigger than a pack of chewing gum. Though looks aren’t always important, this unit features a sleek, black-and-silver trim and is furnished with blue LEDs and status indicators. Although the Pico Pro is designed for notebook computers, we included a desktop system in our analysis as well for completeness’ sake. Because the Yoggie Pico Pro has no external power adapter, it draws on the USB 2.0 port for both power and data. This is clearly an advantage for mobile computing platforms and a convenience for desktop computers.

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Anonymous 02/21/2008 9:59 PM
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Nice, although running an OS that's actually secure (i.e. not windows) would certainly give you most of the same benefits...

Anonymous 02/22/2008 2:04 AM
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Right... because OSX, all the Linux Distros, and BSD all come out of the box preconfigured with up to date antivirus, anti-spyware, traffic shaping, intrusion detection, and content filtering.

Or wait... maybe you're just saying that those OSes are all completely secure and don't need anything else... riiiiiight.

Anonymous 02/22/2008 3:37 AM
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seems like a neat device, did you do any surfing to nether regions of the internet to see what kind of infections it could actally block?

That bit published by Google that malware can install just by visting a site is rather disturbing. Downloading and running a malware program is one thing, but just clicking on a link and getting infected should be blocked by a device like this. Does the pico block such attackS?

Or do I need to maintain my clean and dirty setups. One setup is only for known good sites or offline activity and it is unplugged while the dirty setup is online. Normally the dirty setup is clean, but the anti-virus software has been eaten before.

Anonymous 02/22/2008 7:22 PM
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I purchased 2 of the Pico's (from Yoggie.com) which arrived yesterday. I bought it through their website because they have a promo right now where you get a 3 year license included in the purchase price. The setup and install went just like the review states - perfectly. Not a single problem and it went very quickly (I didn't get the certificate error like the reviewer).

My laptop performance after the install is way beyond what I had expected. Before installing the Pico, opening an Excel spreadsheet from a LAN drive took over 1 minute (with Norton 360 installed). After the Pico install and uninstall of Norton, opening the same Excel document took less than 5 seconds!!! Another performance boost that I noticed was when I wake up my laptop (after about 30 min of inactivity) - it used to take a long time to fully wake up to the point where it was usable again (at lease a min or more - depending on how long it was inactive), where it is virtually instantaneous now.

I've been raving about this little device all day. So far, it ranks among my top 2 gadget purchases ever (right along side my Harmony Remote).

I highly recommend it.

Anonymous 02/24/2008 9:02 PM
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I would be interested in finding out of two computers on the same switch are effected by the USB device. Sometimes I transfer documents between computers on the same network and I would think USB speeds are a lot slower than the Gigabit network interface cards.

Anonymous 12/08/2008 9:56 AM
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I have been using the SOHO Gatekeeper Pro for about 4 months. As an idea it sounds great. Funtionally it is not a practical enterprise solution. For example : whenever the AV database gets updated it slows any function to a crowl. In several instances it just slows browsing, email without even showing that Yoggie's CPU is busy.

Support is horrible. They provide fixes that are broken, in other word no fix. Then they fix the second problem and the support replies that we fixed the issue. While the initial issue is still there.

Additionally, when the automatic update from version 1.3.9 to 1.4.0 they broke the email POP checking and they do not want to fix the issue.

My final thoughts are that it is an unstrustworthy imature security company with bad business practices. Their moto must be "We can break your Yoggie any time we like and we will not support you or fix the issue".

My recomendation is do not buy any equipment from them.

GregsW 01/02/2009 7:28 PM
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Sorry, but I agree with the previous poster. Access to the internet was very slow after using this devices. Also, the screen snapshots show that the device was NEVER tested against any virus or malware. It's a cumulative graph that can't be refreshed, and they showed ZERO attacks. The device also does not allow any initial secured authentication such as initial logins for things like Yahoo, Gmail,Gdocs, etc with having to be disabled. It must try to block redirected HTTPS authentication. Netflix, wireless printing also do not work. And the "automatic" firmware upgrade to 1.4.0 from 1.3.9 took 50 emails back and forth to tech support to fix. Once it was complete, if fixed none of the above issues.

Anonymous 01/29/2009 6:31 PM
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I bought the Yoggie because it promised to speed up my computer by allowing me to remove Norton which made my pc slow. It actually made surfing the internet slower and receiving emails took for ever.
updates made it worse.