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Author Topic: the RISK of FPGA mining  (Read 16703 times)
LTCMAXMYR (OP)
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August 15, 2018, 02:14:10 PM
 #81

A new risk, if the chip is locked by KEY, then the board is worthless unless you know the key, it  have no second-hand value like GPU

The key doesn't prevent unencrypted designs from running. Keep in mind, if we didn't do this it would also open an attack vector where a developer could maliciously burn the efuse preventing any designs from operating but their own.

I'm pretty sure you were already told this on discord?
no, i did not talk on discord, i review it. also i found the pdf,xapp1267,eFuse is OTP,it can lock the chip to a key.

So if you reviewed the documentation you would know that the chip can still load unencrypted bitstreams (assuming you use the correct options).

Once the key is loaded, yes, the key cannot be changed.

The ram key is wiped when the board loses power. The board doesn't have a battery.
if you control the software,you can use another way to protect your work.NO EFUSE ,NO battery RAM needed.
1.when board begin to run ,it gen a random number,and append your secretive key1,then SHA2(or others algo) it
2.software read the hash message,send to a server,(the miner is online,so it is easy to connect the server)
3.the server append the hash with your secretive key2,then SHA2(or others algo) it ,send back
4.the board check the result,if match ,run miner,otherwise ,do nothing.

so ,you just need two key,
every new developer or  new algo can have his own key,
also the boards will not lose their value.


Never buy any ICO altcoin.
Never buy any ASIC altcoin.
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senseless
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August 15, 2018, 02:55:09 PM
 #82

A new risk, if the chip is locked by KEY, then the board is worthless unless you know the key, it  have no second-hand value like GPU

The key doesn't prevent unencrypted designs from running. Keep in mind, if we didn't do this it would also open an attack vector where a developer could maliciously burn the efuse preventing any designs from operating but their own.

I'm pretty sure you were already told this on discord?
no, i did not talk on discord, i review it. also i found the pdf,xapp1267,eFuse is OTP,it can lock the chip to a key.

So if you reviewed the documentation you would know that the chip can still load unencrypted bitstreams (assuming you use the correct options).

Once the key is loaded, yes, the key cannot be changed.

The ram key is wiped when the board loses power. The board doesn't have a battery.
if you control the software,you can use another way to protect your work.NO EFUSE ,NO battery RAM needed.
1.when board begin to run ,it gen a random number,and append your secretive key1,then SHA2(or others algo) it
2.software read the hash message,send to a server,(the miner is online,so it is easy to connect the server)
3.the server append the hash with your secretive key2,then SHA2(or others algo) it ,send back
4.the board check the result,if match ,run miner,otherwise ,do nothing.

so ,you just need two key,
every new developer or  new algo can have his own key,
also the boards will not lose their value.

If you think the boards will lose their value then don't buy them. I definitely remember you from discord. FUD.

LTCMAXMYR (OP)
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August 15, 2018, 03:14:27 PM
 #83



If you think the boards will lose their value then don't buy them. I definitely remember you from discord. FUD.

I'm not going to buy it. I'm going to make more people aware of the risks and they're being tested.

Never buy any ICO altcoin.
Never buy any ASIC altcoin.
senseless
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August 16, 2018, 11:26:16 AM
 #84



If you think the boards will lose their value then don't buy them. I definitely remember you from discord. FUD.

I'm not going to buy it. I'm going to make more people aware of the risks and they're being tested.


So far everything you said is factually twisted and incorrect. Like I said, FUD.


philipma1957
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August 16, 2018, 03:35:42 PM
 #85



If you think the boards will lose their value then don't buy them. I definitely remember you from discord. FUD.

I'm not going to buy it. I'm going to make more people aware of the risks and they're being tested.


So far everything you said is factually twisted and incorrect. Like I said, FUD.



Fpga's are delayed due to a key part shortage.  Not fud fact.

Fpga's face supply chain issues due to the fact that they are not a widespread tech in the hands of millions of people.

Gpu's  have 3 year warranties.

While  amd and nvidia both make gpu chips. they have many customers making gpu's

Gpu's are needed in many applications and millions of people own them.

The real issue is not gpus  vs fpgas vs asics

the issues is how many coins have good development teams.

Sia so smart they build an asic rather then have a 3 fork defense against asics

zcash we pledge to be asic rersistant
zcash allows asics with zero fight.

very few developers take the asic fpga issue for what it is a true treat to the game of mining.

for mining to work as POW:

  cpu, gpu,fpga,asics all need to have some strong coins.


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.
 MΞTAWIN  THE FIRST WEB3 CASINO   
.
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senseless
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August 16, 2018, 06:52:33 PM
Last edit: August 16, 2018, 07:02:42 PM by senseless
 #86



If you think the boards will lose their value then don't buy them. I definitely remember you from discord. FUD.

I'm not going to buy it. I'm going to make more people aware of the risks and they're being tested.


So far everything you said is factually twisted and incorrect. Like I said, FUD.



Fpga's are delayed due to a key part shortage.  Not fud fact.

Fpga's face supply chain issues due to the fact that they are not a widespread tech in the hands of millions of people.

Gpu's  have 3 year warranties.

While  amd and nvidia both make gpu chips. they have many customers making gpu's

Gpu's are needed in many applications and millions of people own them.

The real issue is not gpus  vs fpgas vs asics

the issues is how many coins have good development teams.

Sia so smart they build an asic rather then have a 3 fork defense against asics

zcash we pledge to be asic rersistant
zcash allows asics with zero fight.

very few developers take the asic fpga issue for what it is a true treat to the game of mining.

for mining to work as POW:

  cpu, gpu,fpga,asics all need to have some strong coins.


https://epsnews.com/2018/05/23/electronic-component-shortages/
https://www.industryweek.com/leadership/staying-ahead-electronics-component-shortage

It's not limited to this FPGA board. There is a worldwide component shortage. The components that are required are the same components that would be used in a bluetooth speaker for instance.

I think a lot of what you're saying is short-sighted. For instance, you've completely ignored tensority. You're making assumptions that FPGA are unable to compete with ASICs. These FPGA would have greater performance than most ASICs. This increases costs and prevents private ASICs as private asics would be less profitable than the FPGA (this was all covered a couple pages back).

SIA, That's the same group that released a big PR saying how wonderful ASICs would be for their coin -- and then -- wanted to fork once bitmain beat them to the punch on shipping? The same group that's been releasing PR about how PoW is doomed? Sorry if I don't put much stock in what they have to say. Ever since bitmain shipped before them they've had a very defeatist attitude in all publications.

If you think that buying a FPGA is a bad investment, that's fine... Just make sure not to completely distort or ignore the truth (like you did by saying "Fpga's face supply chain issues due to the fact that they are not a widespread tech in the hands of millions of people.").


AIO Inc
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August 16, 2018, 07:22:09 PM
 #87

Another GPU maxamlist fear of his profits going to trash.

Gpu were never intended to process block so thinking this would be acceptable future hardware to deal with money is a novelty but false idea

Adapt or die GPU miners

The problem is that we're trying to fit hardware to algorithms instead of the other way around. I think we'd be better off if we tried designing the algorithms around the hardware.
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January 20, 2019, 03:18:04 AM
 #88

make me some software so i can use my de10 nano for cpu minable coins so i can rip them down be nice.
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