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- Path: lax-ca21-05.ix.netcom.com!user
- From: david@sternlight.com (David Sternlight)
- Newsgroups: sci.crypt,sci.electronics,rec.video,comp.sys.m68k
- Subject: Re: StarSight Decryption - What scheme is it?
- Date: Sat, 27 Jan 1996 12:33:48 -0800
- Organization: DSI/USCRPAC
- Message-ID: <david-2701961233480001@lax-ca21-05.ix.netcom.com>
- References: <DLrv3M.10z@nemesis.lonestar.org>
- NNTP-Posting-Host: lax-ca21-05.ix.netcom.com
- X-NETCOM-Date: Sat Jan 27 12:33:46 PM PST 1996
- X-Newsreader: Yet Another NewsWatcher 2.2.0b4
-
- In article <DLrv3M.10z@nemesis.lonestar.org>, mike@nemesis.lonestar.org
- (Mike) wrote:
-
- >Has anybody looked into the encryption method used by Starsight?
- >This is the gadget that lets you "read" the TV guide electronically.
- >It gets the data from the vertical blanking interval of PBS, MTV or
- >Nickelodian feeds (at least in the US), and displays it.
- >
- >(This is different from VideoGuide, a product that does similar things
- > but gets its data from pager transmissions. VideoGuide doesn't appear to
- > be licensing to anybody, so I am focusing on StarSight.)
- >
- >I am told StarSight boxes have some Motorola decryption chip in it, but
- >haven't had the opportunity to take one apart.
- >
- >The reason I am asking is to see if the decryption being done is within
- >the horsepower range of a Pentium, assuming of course that I had the
- >appropriate keys, and wasn't trying to do a brute force attack or anything
- >like that, just straight decryption with valid keys. I would like to do
- >a software based version, rather than have to drag this Motorola decrypt
- >chip around on some plug-in board.
- >
- >Thanks in advance!
-
- Can you say "theft of service?"
-
- David
-