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Topic: Securing Your Seed Phrase with Washers - page 7. (Read 7364 times)

hero member
Activity: 1050
Merit: 642
Magic
The print files are very useful and would have definitely made it easier for me to create the backup. I think this is the point where I will need to order finally a 3D printer Cool

What are the stamps that you used for those devices, as there are so many different stamp types with different dimensions?
 
hero member
Activity: 910
Merit: 5935
not your keys, not your coins!
I do not own a 3d printer can I buy your jig from any where or will I have to buy the cryptocloak jig? I want to use bigger washers and not 25mm which are the only one that cryptocloak support. Only $10 for the jig is a good price and I do not think I can make one cheaper then that because I would need to use a company to print the jig.

I can make you a Seed Backup Jig in any size. Visit my shop here and message me your exact specifications that you want:

https://www.etsy.com/shop/BaumCrypto

Click me title=Click me for more high res picture

Worldwide free shipping.
Anyone can do that for free, since I posted the OpenSCAD source code for such a parametric jig... Smiley
Maybe not as pretty, but functional nonetheless and free.
hero member
Activity: 1050
Merit: 642
Magic

This is the point.
What is this second seed for?
Why do you need to complicate things, exposing your seeds, or part of it if you already have one securely stored away?


As I said one seed is secured very well and the other one is more accessible. I would never just keep one copy of my seed phrase. This seems enough, but actually after being in bitcoin for 10 years I noticed that at some point maybe you loose interest in bitcoin for some years and forget about your seeds. Maybe you move and don’t have the time to hide it very well in the new home etc.
to me it is a good option to mix it up and I think I will do that just for the fun  Cheesy
legendary
Activity: 1792
Merit: 1296
Playbet.io - Crypto Casino and Sportsbook
Quoting for the image to show up:
I wanted to report your post (advertising isn't allowed), but it actually looks good and fits the topic. If you accept Bitcoin, you should create a topic on the Goods board.
washer plate would be one of the best storage object of seed phrase, but to keep it safe is anothet thing. Because you have to keep it where children will not reach and use it to play and lost the plates. So I will also advise to store the phrase in another object preferably copy out and safe it in place that is secured.
Now my question is when the seed phrase is written on the washers and when you place it in the washers stand or there about, and the when you want to use it, won't you forget the words in the sequentialal order? Because of thing I am trying to understand from the washer is the words are written and placed on the Bible randomly. Because one washer plate can contain two to three words or is it that one place for one won't?
What problems can be with the storage of washers? This is one of the universal ways in terms of protection from the negative effects of the external environment.

Who in their right mind would keep their seed phrase around their kids, or do you think a toy box is a good place for a purse full of cash money? Smiley

In which object, for example, would you recommend storing a phrase? Any ideas?

In order not to forget the sequence of words, in what order it should be, you just need to mark each word. That is, assign a serial number. I don't think this could be a problem.

What are you talking about? Understood nothing. First you talk about the washer and then immediately about the Bible.

There are no individual restrictions. If you have big washers, then you can put 2-3 words on one washer. Of course, given enough space for this. But in the version that was proposed in this topic, 1 word can fit on 1 washer (2 words, if limited to the first four letters).
legendary
Activity: 1106
Merit: 1372
Quoting for the image to show up:
I wanted to report your post (advertising isn't allowed), but it actually looks good and fits the topic. If you accept Bitcoin, you should create a topic on the Goods board.
washer plate would be one of the best storage object of seed phrase, but to keep it safe is anothet thing. Because you have to keep it where children will not reach and use it to play and lost the plates. So I will also advise to store the phrase in another object preferably copy out and safe it in place that is secured.
Now my question is when the seed phrase is written on the washers and when you place it in the washers stand or there about, and when you want to use it, won't you forget the words in the sequentialal order? Because of thing (plate rearrangement) I am trying to understand from the washer which the words are written and placed on the plate randomly. Because one washer plate can contain two to three words or is it that one place for one word?
legendary
Activity: 2380
Merit: 17063
Fully fledged Merit Cycler - Golden Feather 22-23

The second copy of your seed however may be located in your house and is possibly in a high risk of being stolen/found at some point. Still many people keep that second copy of a seed in their house out of convenience. For that second copy you could potentially use that tactic. But yes this is a specific scenario that may not be valid for every user.

This is the point.
What is this second seed for?
Why do you need to complicate things, exposing your seeds, or part of it if you already have one securely stored away?
hero member
Activity: 1050
Merit: 642
Magic
I think this is a horrible idea.
Just remember that keeping things simple is the best way to avoid future disasters.
Putting words in the wrong order add an extremely complicated, yet unnecessary layer of complexity.
Just remember that you are not saving the backup for yourself, but for someone who probably needs to recover your coins quite securely and quickly.



You are right about that, but I was thinking about this scenario: you have one copy of your seed word well secured in a far away bank safe that can not easily reached. This bank vault will however be opened by your family members when you die and there will be no issue for them to use that seed to get to your bitcoins.
The second copy of your seed however may be located in your house and is possibly in a high risk of being stolen/found at some point. Still many people keep that second copy of a seed in their house out of convenience. For that second copy you could potentially use that tactic. But yes this is a specific scenario that may not be valid for every user.
hero member
Activity: 504
Merit: 625
Pizza Maker 2023 | Bitcoinbeer.events
It is indeed interesting that the seed could be put in the right order in this short amount of time. Since the words however are all known and not one word was missing (how it usually is) it does not surprise me to much.

Usually you have a 2048^12 chance to find the correct seed which is impossible. Since the 12 words are known you narrow this down to 12^12. Since key generators can usually check a few million keys per second I think you can find the key pretty fast. What interests me is how he could also check which is the correct wallet, since he also needed to check if the wallet contains bitcoin. What kind of software can do that this quickly?

In a brute force attack on the seed of a bitcoin wallet, specialized software generates many random word combinations that could make up the wallet's seed.  These combinations are tested one after the other to see if they produce the correct private key that corresponds to the public address of the bitcoin wallet being accessed.

 Essentially, the software uses the hashing algorithm used to generate the private key, to calculate the private key corresponding to each of the generated combinations.  The corresponding private key is then used to unlock the bitcoin wallet and access the funds.
legendary
Activity: 2380
Merit: 17063
Fully fledged Merit Cycler - Golden Feather 22-23
April 30, 2023, 12:22:45 PM

Could be actually a nice tactic to put the seed words in your storage container in the wrong order.

I think this is a horrible idea.
Just remember that keeping things simple is the best way to avoid future disasters.
Putting words in the wrong order add an extremely complicated, yet unnecessary layer of complexity.
Just remember that you are not saving the backup for yourself, but for someone who probably needs to recover your coins quite securely and quickly.

hero member
Activity: 1050
Merit: 642
Magic
April 30, 2023, 08:31:36 AM

Actually, it's "only" 12!, since you can use each word only once. That's 18613 times less than 12^12.

Yes that’s right! In any case quite impressive to be able to solve this in a few minutes.

Could be actually a nice tactic to put the seed words in your storage container in the wrong order. If you ever need them you will be able to get them in the right order pretty quickly. An attacker that has no computer skills however will take probably several days to perform this task.
legendary
Activity: 3290
Merit: 16489
Thick-Skinned Gang Leader and Golden Feather 2021
April 30, 2023, 06:50:59 AM
Since the 12 words are known you narrow this down to 12^12.
Actually, it's "only" 12!, since you can use each word only once. That's 18613 times less than 12^12.
sr. member
Activity: 1078
Merit: 342
Sinbad Mixer: Mix Your BTC Quickly
April 30, 2023, 06:48:29 AM
What interests me is how he could also check which is the correct wallet, since he also needed to check if the wallet contains bitcoin. What kind of software can do that this quickly?
I believe there are software tools available that can check the balance of a Bitcoin wallet by verifying the correctness of the seed phrase. I think it's called "Bitcoin wallet Checker"

These tools can also help identify if a wallet contains any funds or not, In fact it uses blockchain data. However, i would like to add that some people who engage in unauthorized access to accounts may use these types of software tools for malicious purposes such as cracking accounts and so on.
hero member
Activity: 1050
Merit: 642
Magic
April 30, 2023, 05:52:49 AM
It is indeed interesting that the seed could be put in the right order in this short amount of time. Since the words however are all known and not one word was missing (how it usually is) it does not surprise me to much.

Usually you have a 2048^12 chance to find the correct seed which is impossible. Since the 12 words are known you narrow this down to 12^12. Since key generators can usually check a few million keys per second I think you can find the key pretty fast. What interests me is how he could also check which is the correct wallet, since he also needed to check if the wallet contains bitcoin. What kind of software can do that this quickly?
legendary
Activity: 2380
Merit: 17063
Fully fledged Merit Cycler - Golden Feather 22-23
April 28, 2023, 09:53:47 AM
I saw the Twitter thread, and I am puzzled by the speed at which those funds were recovered. I have been told that a critical point was the fact he’s charged the UTXO containing the sats, speeding by several orders of magnitude the balance check.

I am going to investigate on this.
legendary
Activity: 3304
Merit: 8633
icarus-cards.eu
April 28, 2023, 09:24:18 AM
Bitcoiner Andrew Fraser has now proven how important it is to keep your 12/24 seed words safe and not to make them visible to anyone (even in a scrambled order).
with the help of his software BTCRecover and his gaming-gpu he was able to hack a seedphrase consisting of 12 words within 25 minutes and collected 0.001BTC as a reward.
but the whole thing had an educational character, because there was the tweet below on which the 12 mixed seed words were shown and the user was curious when the corresponding wallet would be 'swept' - this was to increase the attention of the seed storage again


https://twitter.com/w_s_bitcoin/status/1651025394055749632

and here is the proof of the solved seed, which Andrew then provided in his tweet to the user 'Wicked':


https://twitter.com/dAnconiaMining/status/1651093812444364806
https://mempool.space/address/bc1ql5y3qz7jksm3v5szs2rha9unlqu90ks3fg899r
legendary
Activity: 2212
Merit: 7064
April 26, 2023, 03:40:46 PM
the starter kit shown below is available for €149 and comes in a fine box with magnetic closure.
That looks a bit too expensive for my taste, and I saw similar much cheaper offers for stuff like that in Europe including hammer.
Here are few examples I bookmarked before and this can be ordered from England and shipped worldwide, they even have kits with titanium, stainless steel, copper and brass.
Lots of cool Bitcoin related stuff on their website:
https://hooe.io/

PS
I am not advertising/recommending this website, so please do your own research.
legendary
Activity: 2380
Merit: 17063
Fully fledged Merit Cycler - Golden Feather 22-23
April 20, 2023, 06:15:16 AM
the starter kit shown below is available for €149
That's a lot of money just to make it look nice. It's not as if you can use it to show off, so I'd rather go for a much cheaper hammer and letters.
Worse than the price is that the seller knows exactly what you need it for, unlike when you buy tools at a hardware store.

We all agree on this.
The main purpose of this guide was actually meant toward OpSec.
The main advantage of this being you don’t leak information about you holding coins to anyone, significantly reducing your threat model.
Invaluable advantage in the future.
legendary
Activity: 3290
Merit: 16489
Thick-Skinned Gang Leader and Golden Feather 2021
April 20, 2023, 05:49:31 AM
It's funny, isn't it? It is one thing when it is a hammer for the most ordinary driving of nails and quite another when a hammer is used to engrave the seed-phrase. This is some kind of magic: the hammer instantly becomes "golden" for the buyer. Do their marketers have the philosopher's stone that the alchemists were looking for to turn lead hammer into gold. Cheesy
Marketing has always worked like that. Many specialized shops sell items at several times the price of other shops, but people still buy them. I'm not judging them, it's totally fine. Supply and demand is a free market, and people love to buy "the idea".
legendary
Activity: 1792
Merit: 1296
Playbet.io - Crypto Casino and Sportsbook
April 20, 2023, 04:58:56 AM
the starter kit shown below is available for €149
That's a lot of money just to make it look nice. It's not as if you can use it to show off, so I'd rather go for a much cheaper hammer and letters.
Worse than the price is that the seller knows exactly what you need it for, unlike when you buy tools at a hardware store.
It's funny, isn't it? It is one thing when it is a hammer for the most ordinary driving of nails and quite another when a hammer is used to engrave the seed-phrase. This is some kind of magic: the hammer instantly becomes "golden" for the buyer. Do their marketers have the philosopher's stone that the alchemists were looking for to turn lead hammer into gold. Cheesy

Such are the simple laws of the market: cunning sellers are trying to cash in on naive buyers.
legendary
Activity: 3304
Merit: 8633
icarus-cards.eu
April 20, 2023, 02:39:47 AM
the starter kit shown below is available for €149
That's a lot of money just to make it look nice. It's not as if you can use it to show off, so I'd rather go for a much cheaper hammer and letters.
Worse than the price is that the seller knows exactly what you need it for, unlike when you buy tools at a hardware store.

agree with you on both points and would definitely not order it through the seller.
but that's also the thing like e.g. with a ledger purchase - who orders this, has then certainly invested 95% in cryptos and would like to store them on this hw...
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