Skip to content

Instantly share code, notes, and snippets.

Michael Flaxman mflaxman

Block or report user

Report or block mflaxman

Hide content and notifications from this user.

Learn more about blocking users

Contact Support about this user’s behavior.

Learn more about reporting abuse

Report abuse
View GitHub Profile
View btc_storage.txt
╔══════════════╦══════════════════════════════════════╗
║ BTC Amount ║ Wallet ║
╠══════════════╬══════════════════════════════════════╣
║ < $1k USD ║ Trusted Service ║
║ < $50k USD ║ Breadwallet App ║
║ < $250k USD ║ Hardware Wallet ║
║ < $2 MM USD ║ Electrum on Tails OS (with Airgap) ║
║ > $2 MM USD ║ Bitcoin Core Full Node (with Airgap) ║
╚══════════════╩══════════════════════════════════════╝
@mflaxman
mflaxman / sweep.py
Created Sep 7, 2017
Sweep funds from one BTC address to another
View sweep.py
from pycoin.tx.tx_utils import create_signed_tx
from pycoin.services.blockcypher import BlockcypherProvider
# inspect your spendables
spendables = [x.as_text() for x in BlockcypherProvider().spendables_for_address(address=FROM_ADDRESS)]
# sign TX
signed_tx = create_signed_tx(
spendables=spendables,
payables=[TO_ADDRESS],
@mflaxman
mflaxman / trezor_recovery.py
Created Aug 15, 2017
Proof you can recover your Trezor funds without a Trezor (if it breaks and/or the company goes out of business)
View trezor_recovery.py
from bitmerchant.wallet import Wallet
from mnemonic import Mnemonic
# put in whatever Trezor generates for you here (or backup from this empty/insecure one as a test)
mnemonic = 'clean health food open blood network differ female lion eagle rough upon update zone antique defense venture uncover mobile charge actress film vocal enough'
passphrase = '' # empty string or whatever you actually choose
path = "m/44'/0'/0'/0/0" # whatever shows up on the UI for that account (everything will start with m/44'/0' since it's bip44)
child = Wallet.from_master_secret(Mnemonic('english').to_seed(mnemonic, passphrase)).get_child_for_path(path)
child.to_address() # '18K9axbPpwqZgngB58nuwsYevL2z6ey4YG' (confirm this matches what Trezor is showing you)
View gist:3a1c6d9190ee98e4a0f2
Verifying that +michaelflaxman is my Bitcoin username. You can send me #bitcoin here: https://onename.io/michaelflaxman
You can’t perform that action at this time.