Followup -- encrypted hard drive enclosure for $139

[Declan McCullagh]

>Reply-To: "Robert Wann" <rwann at enovatech.com>
>From: "Robert Wann" <rwann at enovatech.com>
>To: <bill.stewart at pobox.com>
>Cc: <declan at well.com>, <shields at msrl.com>,
>    "Andy Newman" <anewman at enovatech.com>
>Subject: Re: Encrypted hard drive enclosure for $139
>Date: Fri, 23 May 2003 02:02:59 -0700
>Organization: Enovatech, Inc.
>
>Hi Bill,
>
>Sorry about the intrusion. This is Rober with Enova Technology, the 
>original designer of the X-Wall real-time hard disk encryption chipsets. I 
>read your comments with interests and would like to exchange couples 
>thoughts with you regarding the technology/product we have implemented. I 
>appreciate your further comments. My comment follows your message.
>
>
>At 06:14 PM 02/01/2003 -0500, Declan McCullagh wrote:
>
><http://fwdepot.com/thestore/product_info.php?products_id=331>http://fwdepot.com/thestore/product_info.php?products_id=331
>
>http://www.deltrontech.com/Enclosure/E3S/E3S.htm
>
>
>Interesting, but I'm confused about the
>
>"Real-time 64-bit/ 40-bit DES (Data Encryption Standard)
>
>Encryption/ Decryption with throughput of 712Mbit/ sec"
>
>Yeah.  And the web page claims it's "military-grade" security.
>It's like, if you know enough to build such a thing,
>why don't you know enough to use real encryption?
>Somebody on Slashdot recommended this for Schneier's doghouse list.
>
>Now, 712 Mbit/sec is about 90 MByte/sec, which means if it
>were doing 3DES, it'd probably be about 30 MByte/sec,
>which is no longer fast enough to be entertaining.
>
>**Enova's response**The 712Mbit/sec is our first generation disk 
>encryption chipset X-Wall SE-40NB and SE-64NB which offers DES 40bit and 
>64-bit strength respectively. The second generation X-Wall SE A version 
>offers 1.1Gbit/sec on both DES and TDES level. The TDES engine offers the 
>same throughput as that of DES engine as we have engineered the pipeline 
>design such that performance isn't degraded on TDES. The only difference 
>is the start up latency. The start up latency for X-Wall SE-64A is 90 nano 
>second and for X-Wall SE-128A is 270 nano second.
>
>Please refer to our website 
><http://www.enovatech.com>http://www.enovatech.com for more information.
>
>Thanks,
>Robert