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1  Other / Beginners & Help / Re: Creating a paper wallet to store my BTC. I have 3 important questions... on: November 23, 2013, 09:35:53 PM
Why not just use a proven, state of the art bitcoin wallet like Armory, make a paper backup and store that securely? If you like the idea of cold storage Armory has always supported cold storage - https://bitcoinarmory.com/about/using-our-wallet/

By using cold storage with Armory your private keys are kept on an offline computer and your paper backup protects you forever against losing your bitcoin to theft or a computer crash.

This may be a good idea. Some questions:

1. Is the Armory paper wallet's private key encrypted? In other words, if someone finds the paper wallet, can they load it up and use the Bitcoin contained in it?
2. Looking at their site, it seems like there is no problem with sending small amount of BTC through the offline Armory wallet (so in other words, the wallet address remains fixed even when doing transactions). Is this accurate?
3. Armory talks about using USB drives back-and-forth between the online and offline computers. If the online computer has a virus / malware / etc, and it goes on the USB drive, is there any way for a hacker to get access to the offline wallets once the USB drive is plugged back in the online computer?

Thanks!!
2  Other / Beginners & Help / Re: Creating a paper wallet to store my BTC. I have 3 important questions... on: November 23, 2013, 08:14:55 PM
With how easy paper wallets are to generate and what not and with spyware, hacks, etc. all out there targeted at bitcoin, just a suggestion.

I am generating the paper wallet on a freshly formatted laptop that has the network card disabled, so it has no access to the internet. After generating the wallets, I plan to reformat it again. I have the HTML for generating the wallet saved on a USB key (which admittedly could be infected with something), but again, since the laptop is not accessing the internet, even if it is infected, noone could get that info?

Is there any way to test the private key on the (offline) laptop?
3  Other / Beginners & Help / Re: Creating a paper wallet to store my BTC. I have 3 important questions... on: November 23, 2013, 08:06:24 PM
If you use the paper wallet's private key to test, then its officially not really a true paper wallet anymore because the private key has been transmitted.

This scares me, because I'm very nervous that the private key that is generated would for some reason not work. I don't want to transfer all my BTC in there without knowing first that the private key really does work for that public address. Is there a way to test the private key? Maybe in an offline fashion so that it never gets transmitted outside my computer?
4  Other / Beginners & Help / Creating a paper wallet to store my BTC. I have 3 important questions... on: November 23, 2013, 07:54:08 PM
So I've decided that the safest way to store my BTC is in a paper wallet which is then going into a safety deposit box. I'm going to use bitcoinpaperwallet.com to create it. However, I am a little unsure of three things:

1. I'm reading that if I ever want to move some money from the paper wallet, I should instead MOVE all my money for the risk that the original address will become empty. However, I'm reading that only some clients do this. I'm planning on using the Blockchain.info app to monitor and move money if need be from the paper wallet (as described here: https://blockchain.info/wallet/paper-tutorial ). Using Blockchain's app, does the rule of having to move ALL the money in the paper wallet apply?

2. In the same token, will I be safe if I: a) Generate the paper wallet; b) Make it a watch-only wallet in Blockchain's app; c) Move a very small amount to it; d) Move that small amount OUT of it to test; e) Move the rest of my BTC into the paper wallet; f) If all is good so far, can I move small amounts of money from the paper wallet in the future, without risking losing the original wallet address?

3. What exactly is BIP38 encryption? Does it encrypt my private key with a passphrase I choose? So, for example, can I encrypt the paper wallet's private key with something only I know, then place it in a safety deposit box, and the private key will then be useless if someone breaks into the safety deposit box, because they don't have my passphrase?

Thanks for any help! Smiley
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