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18841  Bitcoin / Bitcoin Discussion / Re: I think we need to look back at history... on: June 11, 2011, 06:17:36 PM


if you look through blockexplorer, you'll see that the 17,000 BTC transaction which precipitated this correction was made up of very old (2009 & 2010), mined blocks, with no internal transactions.  i'm reasonably sure this was a very early adopter.


How can you tell through blockexplorer what coins were involved in an MtGox transaction?  I'm sincerely asking.  I guess I assumed that internally to MtGox you weren't necessarily selling the coins you sent in.


go here:

http://blockexplorer.com/address/155kHCZstYaosoGRxthF1zsZFVFheVFPLS

then click on the blocks, one at a time.

nice detective work Jaime.  so an early adopter miner was responsible for the selloff starting at 20 and taking it down to 13?  the doom and gloomers got their wish.
18842  Bitcoin / Bitcoin Discussion / Re: I think we need to look back at history... on: June 11, 2011, 06:05:08 PM

what i'm asking for is a site that i can regularly check this graph update.
18843  Bitcoin / Bitcoin Discussion / Re: US Senate drafting anti Bitcoin law on: June 11, 2011, 05:58:46 PM
Value of bitcoin is gonna fall. The sky is falling. Just when I found something to do...now they take it away. Land of the free my ass.....

http://www.tribbleagency.com/?p=8070


to me all this FUD that has been blasting the Forum the last few days is extremely BULLISH.  these are Wall St types who are trying to scare the holders of btc into selling.  otherwise, why would they be wasting their time with the FUD?

this ad agency is other tool to scare ppl.   no reference link and get this typo "They are stating that the currency is constitutional".  LOL!  Bush league.
18844  Bitcoin / Bitcoin Discussion / Re: I think we need to look back at history... on: June 11, 2011, 05:53:20 PM
it's pretty volatile alright.

chart up to 8th June 2011 - didn't download the data for last few days yet.



can you link me to this graph?
18845  Bitcoin / Bitcoin Discussion / Re: I think we need to look back at history... on: June 11, 2011, 05:52:32 PM
Correct me if I am wrong; however, in the past we have had huge declines such as these and only a few time cycles later the price went to new heights. I see very little to fear.

totally agree.  and despite what the fear mongers on the forum say, they too believe it and want to capitalize on the selloff by BUYING.  otherwise, why would they be wasting their time posting FUD?
18846  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 05:09:42 PM
Use a separate user account for your bitcoin/wallet.  Then (assuming your main user account doesn't have administrator privileges), any wallet stealing processes you may encounter won't be able to access the wallet.

that would be the first line of defense - that (especially pre-7) windows users have surrendered by default: not running as admin.

Yes, but a VM is only a bad solution, a BSD system with a Windows guest wouldn't work for most users.

The only solution is a small isolated computer. Actually that computer could write transactions offline to a file, and the online-computer uses the transaction file only. Then no counterfeiting is possible.

yes.  isolation.

there are more ways to achieve that than taking yourself off the network, though.

i've given some recent thought to how malware is propagated.  it's targeted to OSs and browsers.  i wonder how much effort has been spent on writing the stuff for operating systems like... oh... Plan9?

That's not the point. It's not security to just say "nobody attacks me".



are the block chain files interchangeable btwn OS's like the wallet?
18847  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 04:50:31 PM
as i asked above, wouldn't confining your browsing to the VM go a long way to protecting your wallet on the host?
18848  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 04:48:32 PM
Use a separate user account for your bitcoin/wallet.  Then (assuming your main user account doesn't have administrator privileges), any wallet stealing processes you may encounter won't be able to access the wallet.

that would be the first line of defense - that (especially pre-7) windows users have surrendered by default: not running as admin.

Yes, but a VM is only a bad solution, a BSD system with a Windows guest wouldn't work for most users.

The only solution is a small isolated computer. Actually that computer could write transactions offline to a file, and the online-computer uses the transaction file only. Then no counterfeiting is possible.

yes.  isolation.

there are more ways to achieve that than taking yourself off the network, though.



i've given some recent thought to how malware is propagated.  it's targeted to OSs and browsers.  i wonder how much effort has been spent on writing the stuff for operating systems like... oh... Plan9?

so not much via email or downloads?
18849  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 04:17:46 PM
one thing i haven't tried is installing a VM into a TrueCrypt partition - no way an infected/compromised host is going to get at that!  has anybody tried that?

No, that's total rubbish. You don't understand anything, do you?

possibly more than you think.

dual boot two OSs on the same hard drive - one on the network, the other off.  put a VM on the OS that is off the network.

explain how infecting the on-network machine could get to the off-network VM, installed on an encrypted partition?

When the VM is running, nothing is encrypted.

so the same goes for the encrypted USB stick.  when its plugged into the host and unencrypted, its wide open?
18850  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 04:15:32 PM
i think the thing to keep in mind with VMs is that there really isn't any cross-platform malware.  the browser-based stuff will infect any platform, but adapts to the platform it infects: the sophistication to reside (for example) on a windows machine, and look for a mac file system, isn't there.

i would suggest installing a VM of a different operating system, which also uses a different browser.  for example:

on a windows host machine using internet explorer, install a VM of linux/firefox.  on a mac/safari host, install windows/firefox.  etc.

one thing i haven't tried is installing a VM into a TrueCrypt partition - no way an infected/compromised host is going to get at that!  has anybody tried that?

seems to me that if you have a VM on board, its smart to do your browsing and email in the VM and have your bitcoin client on the host with your malware scanner/antivirus programs.  in this scenario does having a USB key with the data directory plugged into the host side provide any further protection?
18851  Bitcoin / Bitcoin Discussion / Re: can someone explain on: June 11, 2011, 04:03:42 PM
wallet.dat is valid on any computers and virtual machines, under same OS

geee! can somebody confirm the wallet is OS sensitive? I mean I never intended to run anything else than linux but I do intend to give away 1BTC as a present in its own wallet and as those non-geek potential receivers all still run windows that would be a downer when that wallet would not work.

On the other side it would be a good reason to directly give a bootable USB-stick with everything in place.

It's not OS sensitive, at least between Windows and OSX. I routinely move my wallet between the two with no problems. You just need to download the block chain again once you restore the wallet on a new machine, which may take an hour or so, depending on your connection speed.

If I move my wallet from OSX to Windows, I simply run "bitcoin.exe -rescan" and all my transactions start appearing as the chain is loaded.

u don't need to do even that.  i keep updated clients (block chains) on both my mac and windows machines with empty wallets.  when i want to access my balances i  just replace the existing empty wallet with your old wallet (with the btc) in the data directory and you're up and running.
18852  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 03:52:25 PM
Hosting a VM does provide an advantage of obscurity.
99.9% of the people with bitcoin wallets will not use VMs, therefore most BTC-stealing malwares will not target VMs (even if it's "easy", you still need to target a VM specifically when trying to steal wallets from it. A simple approach of scanning your HD for "wallet.dat" will not find it if it's encoded in a VM filesystem).

It's not a good solution, but it adds one more layer of abstraction an attacker has to get over.

It's a good thing to do until your BTC are worth enough $ to make you buy a dedicated machine for BTC access, that will be "100%" malware free.

Yes, of course it is a way of obscuring, but the wasting of ressources is huge. You could have such an effect much cheaper.

where do most trojans/viruses/malware come from; email or browsing?

I don't know, I haven't had Windows for a while. Tongue

are u implying Macs are much safer?
18853  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 03:45:42 PM
Hosting a VM does provide an advantage of obscurity.
99.9% of the people with bitcoin wallets will not use VMs, therefore most BTC-stealing malwares will not target VMs (even if it's "easy", you still need to target a VM specifically when trying to steal wallets from it. A simple approach of scanning your HD for "wallet.dat" will not find it if it's encoded in a VM filesystem).

It's not a good solution, but it adds one more layer of abstraction an attacker has to get over.

It's a good thing to do until your BTC are worth enough $ to make you buy a dedicated machine for BTC access, that will be "100%" malware free.

Yes, of course it is a way of obscuring, but the wasting of ressources is huge. You could have such an effect much cheaper.

where do most trojans/viruses/malware come from; email or browsing?
18854  Bitcoin / Bitcoin Discussion / Re: Stop telling people that VMs could protect anything on: June 11, 2011, 03:26:05 PM
If you set up a guest VM on a host computer, the programs in the guest VM can not (easily) attack the host computer.

But in the other direction, it is not true. Programs on the host machine can just manipulate the guest VM, e.g. just modify the disk image file.

Thus, a guest machine for bitcoin does not make sense at all (at least when the intended goal is protection).




But a hint may help:
A wallet file does not have to be online to receive money. You can just create a wallet on a offline computer and use the addresses.
Only if you want to spend money from that wallet, it has to be taken to an online machine.

tell me how VMWare Fusion with Win 7 works on a Mac.  same principle?  in this situation, would u put the client on the Mac or Windows side?
18855  Bitcoin / Bitcoin Discussion / Re: panic on: June 11, 2011, 03:22:15 PM
it  worked guys
thanks for the free money

you're a f*cktard.
18856  Bitcoin / Bitcoin Discussion / Re: Heads up! Market Bottom? You can buy now for under $22/BTC on: June 11, 2011, 05:44:14 AM
get ready to buy. Wink
18857  Economy / Speculation / Re: Eaasy, Steeadyy, Steaady.. CLANK CLANK CLANK BANG BANG CLACK CLACK on: June 11, 2011, 05:24:25 AM
just normal market dynamics Cool
18858  Bitcoin / Bitcoin Discussion / Re: Buying Opportunity on: June 11, 2011, 05:06:46 AM
That's probably true, but who sold their Bitcoins today? Somebody with a lot of them sold. The lemmings still needed a catalyst to panic (mixing metaphors, I know).

Why did they sell? just to buy them back at a lower price? How did they know they could move the market?

who sold? why?
We don't know and there is fear of the unknown. Nobody said being a pioneer would be easy.

its just the natural ebb and flow of sentiment.  parabolic ramp with normal correction.   Cool
18859  Bitcoin / Bitcoin Discussion / Buying Opportunity on: June 11, 2011, 03:57:30 AM
the Forum has been inundated with trolls probably from the Street who are desperately trying to get their hands on bitcoin.  you can tell this by the pronouncements of doom and gloom from these people.  as the stock market plummets, these punks are looking for the next bull market to rotate into and its bitcoin.  but they need to get you to sell to them so don't let it happen.  we are going back up and soon.
18860  Bitcoin / Bitcoin Discussion / Re: I got a margin call, was forced to sell, and lost my entire life savings. on: June 11, 2011, 03:41:53 AM
My story is just the opposite: I sold short around $6, bought it back around $20, was down close to $50k. But I then leverage up and shorted at $30 and thank god some sucker sold to me after it dropped 20%, and made $100k+ in the process.

just where are you shorting that kinda money?
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