How to check if your Coldcard wallet is genuine

How to check if your Coldcard wallet is genuine

Special Tamper-Evident Bag Your Coldcard should arrive sealed in a very special bag: It has a large Coinkite logo, white digits/text, a blue tab, and a barcode with the number underneath. This ‘bag number” is important, as it matches the unique device number recorded in it’s firmware. Before opening the bag, please inspect the bag […]

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How to genuine check your Trezor T wallet?

How to genuine check your Trezor T wallet?

If your package arrived damaged, open, or you are concerned that the item has been tampered with, please consult the following guide to confirm the authenticity of your new Trezor Model T. This article contains an overview of the contents of the Trezor Model T package, alongside a timeline of all the important changes to […]

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How to genunie check your Trezor One wallet

How to genunie check your Trezor One wallet

If your package arrived damaged, open, or you are concerned that the item has been tampered with, please consult the following guide to confirm the authenticity of your new Trezor Model One. This article contains an overview of the contents of the Trezor Model One package, alongside a timeline of all the important changes to […]

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Now available in BitcoinVN Shop – Tapsigner (Nunchuk style!)

Now available in BitcoinVN Shop – Tapsigner (Nunchuk style!)

The Tapsigner by Coinkite is now available in BitcoinVN Shop –  direct delivery within Vietnam without customs hassles. This is another one for the committed Bitcoiners, those who like their money boring and their security tight. Don’t be the “lowest hanging fruit”, ripe to be picked off in the newest exploit or pig butchering scam. […]

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Steel Plate for your Seed Phrase – now available in BitcoinVN Shop

Steel Plate for your Seed Phrase – now available in BitcoinVN Shop

You can now acquire a Steel Plate to back up your keys  – for direct delivery from our Vietnam warehouse Your seed phrase is the key to your wealth. Making sure that your backups are in order, hard to access and ready to survive adversarial circumstances is of crucial importance for anyone who makes Bitcoin […]

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Beware of Fake Wallet Interfaces

Beware of Fake Wallet Interfaces

It has recently come to our attention that a number of phishing applications are being distributed through official looking channels. One Reddit user recently reported that he was scammed out of $10,000 by installing a fake Ledger Live interface through the Snapcraft.io app store. The application asked for his seed phrase, which the trusting user […]

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Is Ledger Safe?

Is Ledger Safe?

Recently concerns have been raised about the security of Ledger hardware wallets, ever since their announcement of ‘Ledger Recover’, a seed phrase (private key) backup service. What is the fuss about? One of the cardinal rules of bitcoin OpSec is to never expose your private key directly to an online device. That is, after all, […]

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