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 Post subject: SF 2281 DR
PostPosted: November 30th, 2016, 19:36 
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Joined: May 28th, 2016, 9:16
Posts: 151
Location: Karlsruhe / Germany
Hey Guys, is there currently a way do get the data out of a SF 2281 based A-DATA Premier Pro SP900 SSD?

According to ACE Lab there is no way to recover the data.


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 Post subject: Re: SF 2281 DR
PostPosted: December 1st, 2016, 1:04 
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Joined: October 21st, 2014, 1:39
Posts: 131
Location: Ellijay, GA
I would be skeptical if there is a non-refundable fee to look at the drive. That said, drivesabers claims to be partnered with Sandforce.
There is also this post where another DR person says he had personal experience with Ace Data Recovery and the recovery was successful.
Maybe someone else has some personal experience with one of the companies that claims to be able to recover Sandforce based SSDs.

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 Post subject: Re: SF 2281 DR
PostPosted: December 1st, 2016, 4:10 
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Joined: May 13th, 2010, 11:17
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Location: Kuwait
AFAI know with Acelab, they might have a solution for it but not yet confirmed yet to be published for their clients.
means they will not Add an icon for nothing unless its 100% works AND BEEN TESTED.

MRT for example have a good tool but i will never trust it with 1$, sometimes you click (issue a command) and its running but nothing happens (no results and no indication telling you that its working) and end up killing your drive more.

:>
:mrgreen:

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 Post subject: Re: SF 2281 DR
PostPosted: December 1st, 2016, 6:00 
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Joined: October 24th, 2009, 15:22
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About 5-10% of Sandforce cases can be recovered because of happy luck (drive starts work for a while before complete dead)- so of course we can say that we have a method :) But IMHO it is just bullshit. Happy luck is happy luck, not method.

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 Post subject: Re: SF 2281 DR
PostPosted: December 1st, 2016, 6:18 
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Joined: May 28th, 2016, 9:16
Posts: 151
Location: Karlsruhe / Germany
Do you know the reason, why the drive fails?
Does the 2281 CPU has a "hardware" fault and dies or is it a firmware problem?
The bad thing about the 2281 is, that it encrypts the Data on the Chips with AES-256. Maybe there is a way to get the key. If the CPU itself is broken by design, so maybe the key generation is also crappy or the key is generated out of some known data - like on some crappy routers.

Just a wish....
But not for this client.....


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 Post subject: Re: SF 2281 DR
PostPosted: December 1st, 2016, 13:44 
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Joined: September 29th, 2005, 12:02
Posts: 3564
Location: Chicago
D_R wrote:
Hey Guys, is there currently a way do get the data out of a SF 2281 based A-DATA Premier Pro SP900 SSD?

According to ACE Lab there is no way to recover the data.

AFAIK Ace Data Recovery (which is not AceLab) developed an in-house method that could recover SandForce drives. They claim their success rate on SF is 80-90% which is very high for such SSDs

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 Post subject: Re: SF 2281 DR
PostPosted: December 2nd, 2016, 0:57 
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Joined: July 30th, 2012, 3:37
Posts: 311
Location: Fairfield, CT USA
IIRC SF engineers at a trade show told me their drives are encrypted with both a SF key and OEM key, to recover a drive requires both. They said they gave DS a special FW which DS encrypts and loads onto a drive. With an app it collects FTL metadata which they send back to SF. SF charges a shit ton of money so only "enterprises" can afford the service because their engineers time is very valuable and they don't want to support EOL product. SF repairs the metadata and sends it back to DS where they load it back onto the drive and recover the data.

They said the metadata is usually so fucked (IIRC something about compression) that it doesn't work often. They said the only reason the program was conceived was due to high RMA rates w/ their partners who were pressuring them to do something so they conceived a bullshit DS program to take the heat on them.

In the conversations, I felt they didn't want any of their IP leaving home.

How much of that is true, false, lies, or bad memory (this was right after DS partnered with SF) IDK...

Maybe something changed in the years since but as it was outlined to me the program was a scam unless you can drop enterprise cash and even then the odds are against you.

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