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Topic: Tails with old Electrum (2.7.9) for cold strorge? - page 2. (Read 624 times)

sr. member
Activity: 434
Merit: 251
physics, mathematics and engineering
TailsOS with electrum as cold storage is a perfect idea, I use it for my coins too. Furthermore, I like the "watch wallet" function which I use on my phone.

The only downsides are that up to now you can´t use segwit and if there is a newer version of tails, you will have to install the update manually, because there are no over the air updates.
full member
Activity: 840
Merit: 128
If you want to check your BTCs you can install the Electrum in your PC and instead installing your Master Public Key, to install your addresses one by one.
I've read (not 100% sure) that if your master public key and one of your private keys would be known, your wallet could be compromised.

Where I live I can't buy yet anything with BTC, so using them is not an issue at the time being.


Here is an old post of mine describing how it works:

https://bitcointalksearch.org/topic/m.24280376

Thanks. So you even deleted everything and kept the seed only? That's right, there is probably no reason to backup the wallet.
full member
Activity: 336
Merit: 102
Here is an old post of mine describing how it works:

https://bitcointalksearch.org/topic/m.24280376

Thanks. So you even deleted everything and kept the seed only? That's right, there is probably no reason to backup the wallet.
full member
Activity: 840
Merit: 128
Here is an old post of mine describing how it works:

https://bitcointalksearch.org/topic/m.24280376



I use a similar method using a Raspberry Pi instead, for cold storage.
As long as you keep safe your seed you can always create the wallet in a newer version of Electrum or a future Tail version being sure that it will be working.


I'm looking at Tails (https://tails.boum.org/) to make an offline wallet as described here: http://docs.electrum.org/en/latest/coldstorage.html) for some BTC. Tails system has Electrum included, but the version is a year old, 2.7.9. I have successfully created an offline wallet, exported public key and made a watching-only online wallet on my main system. It seems to be working, but are there any potential problems with using an old Electrum version? Obviously, at some time in the future I will want to move the coins from it. Will the described procedure (create an unsigned transaction, sign, broadcast) work or will I have to recreate the wallet using the seed?

Raspberry Pi for cold storage? Interesting idea. Which OS do you use? I also have an old Raspberry Pi (model B) somewhere in my desk drawers.
full member
Activity: 336
Merit: 102
I use a similar method using a Raspberry Pi instead, for cold storage.
As long as you keep safe your seed you can always create the wallet in a newer version of Electrum or a future Tail version being sure that it will be working.


I'm looking at Tails (https://tails.boum.org/) to make an offline wallet as described here: http://docs.electrum.org/en/latest/coldstorage.html) for some BTC. Tails system has Electrum included, but the version is a year old, 2.7.9. I have successfully created an offline wallet, exported public key and made a watching-only online wallet on my main system. It seems to be working, but are there any potential problems with using an old Electrum version? Obviously, at some time in the future I will want to move the coins from it. Will the described procedure (create an unsigned transaction, sign, broadcast) work or will I have to recreate the wallet using the seed?

Raspberry Pi for cold storage? Interesting idea. Which OS do you use? I also have an old Raspberry Pi (model B) somewhere in my desk drawers.
full member
Activity: 840
Merit: 128
I use a similar method using a Raspberry Pi instead, for cold storage.
As long as you keep safe your seed you can always create the wallet in a newer version of Electrum or a future Tail version being sure that it will be working.


I'm looking at Tails (https://tails.boum.org/) to make an offline wallet as described here: http://docs.electrum.org/en/latest/coldstorage.html) for some BTC. Tails system has Electrum included, but the version is a year old, 2.7.9. I have successfully created an offline wallet, exported public key and made a watching-only online wallet on my main system. It seems to be working, but are there any potential problems with using an old Electrum version? Obviously, at some time in the future I will want to move the coins from it. Will the described procedure (create an unsigned transaction, sign, broadcast) work or will I have to recreate the wallet using the seed?
full member
Activity: 336
Merit: 102
I'm looking at Tails (https://tails.boum.org/) to make an offline wallet as described here: http://docs.electrum.org/en/latest/coldstorage.html) for some BTC. Tails system has Electrum included, but the version is a year old, 2.7.9. I have successfully created an offline wallet, exported public key and made a watching-only online wallet on my main system. It seems to be working, but are there any potential problems with using an old Electrum version? Obviously, at some time in the future I will want to move the coins from it. Will the described procedure (create an unsigned transaction, sign, broadcast) work or will I have to recreate the wallet using the seed?

It should work fine for you. Any bugs should be deleted by the fact it's not online. As long as you use a higher version on your computer.
One thing to consider, you won't be able to use segwit as those transactions are signed differently.

Obviously if you can update the wallet, you should always try to, but if you want to keep your operating system fully sandboxed then that might not be an option as you'll either need the Internet directly or have to place an executable directly onto the sandboxed machine.

I'm aware of Segwit, but it is going to be a wallet for (relatively) long-term holding, not spending, so it should not be a problem. Current fees and transaction times are worrisome, however. As for updating, it is possible to update Tails to a never version, with all included software, using an ISO image. The image should be downloaded and verified on a "hot" system.
copper member
Activity: 2856
Merit: 3071
https://bit.ly/387FXHi lightning theory
I'm looking at Tails (https://tails.boum.org/) to make an offline wallet as described here: http://docs.electrum.org/en/latest/coldstorage.html) for some BTC. Tails system has Electrum included, but the version is a year old, 2.7.9. I have successfully created an offline wallet, exported public key and made a watching-only online wallet on my main system. It seems to be working, but are there any potential problems with using an old Electrum version? Obviously, at some time in the future I will want to move the coins from it. Will the described procedure (create an unsigned transaction, sign, broadcast) work or will I have to recreate the wallet using the seed?

It should work fine for you. Any bugs should be deleted by the fact it's not online. As long as you use a higher version on your computer.
One thing to consider, you won't be able to use segwit as those transactions are signed differently.

Obviously if you can update the wallet, you should always try to, but if you want to keep your operating system fully sandboxed then that might not be an option as you'll either need the Internet directly or have to place an executable directly onto the sandboxed machine.
full member
Activity: 336
Merit: 102
I'm looking at Tails (https://tails.boum.org/) to make an offline wallet as described here: http://docs.electrum.org/en/latest/coldstorage.html) for some BTC. Tails system has Electrum included, but the version is a year old, 2.7.9. I have successfully created an offline wallet, exported public key and made a watching-only online wallet on my main system. It seems to be working, but are there any potential problems with using an old Electrum version? Obviously, at some time in the future I will want to move the coins from it. Will the described procedure (create an unsigned transaction, sign, broadcast) work or will I have to recreate the wallet using the seed?
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