How do you keep you ledger Nano protected? : Bitcoin
All of those “just stamp it into a chunk of steel!” posts are foolish.
crypto-aware burglar breaks into home
sees chunk of metal with random phrases stamped into it
Get a couple of exhausting drives. You know, these “boomer tech” thingies with the spinning steel frisbee inside. The thingies that do not slowly die after a month or two in the event that they’re left unpowered for that lengthy.
Get a replica of Truecrypt 7.1a. Yes, it really works. No, there is no such thing as a indication that it’s compromised. The builders apparently deserted it as a result of they acquired recognized by the NSA they usually did not need to be pressured to sabotage their very own work. If you do not need to belief it, that is wonderful, choose one other encryption package deal, GPG or VeraCrypt or no matter you need, it is your cash in danger.
Save your keys in a file. Encrypt the file utilizing the above and a robust password. In truth, you can choose a number of applications and use all of them to carry the file, layered in a number of ranges of file containers. Put the end-resulting file on the a number of completely different exhausting drives. Store the exhausting drives in numerous places. Geographically dispersed completely different places — your own home, your native financial institution, your favourite cousin’s home in Milwaukee, a gap you dug in a nationwide forest someplace in one other state.
Periodically examine these drives to make sure that the info is accessible and never corrupt. You do not must open the recordsdata, simply checksum them or do a file comparability.
To add to the safety, use full disk encryption on the drive (that is two layers of encryption somebody has to interrupt) and put an absolute ton of different random recordsdata on it. You may even identify the file you saved your keys in one thing like “tentacleporn01383.jpg” and bury it in a complete listing of that stuff in equally named recordsdata in order that nobody will ever take a look at it. Hey, you can tack it on the top of an actual tentacle porn picture, or bury it inside utilizing steganography or a remark subject, so that it’ll even seem like an actual tentacle porn picture if somebody opens it.
Now you haven’t got to fret about somebody seeing a piece of metal with phrases stamped into it and realizing “hey, that must be Cryptolover34’s seed phrase! BWAHAHAHA SUCKER!!!” You haven’t got to cover it in a recent cement pour, and you will not must tear up your patio when your Ledger dies.