Crypto security

Deep Dive

Die fünf größten Schwachstellen in Hardware-Wallets und wie die BitBox02 diese behebt

Schauen wir uns die wichtigsten Sicherheitslücken in Hardware-Wallets an

Deep Dive

The five biggest flaws in hardware wallets and how the BitBox02 fixes them

Let's look at the biggest oversights in hardware wallet security

Bitcoin

Bitcoin Miniscript verstehen - Teil 3

Wir schreiben einen Miniscript-Parser und Analyseprogramm in Go

Bitcoin

Understanding Bitcoin Miniscript - Part III

Writing a Miniscript parser and analyzer in Go

Bitcoin

Understanding Bitcoin Miniscript - Part II

In the second part of the Miniscript series, we look at what Miniscript is and how it makes Bitcoin scripting easier

Backup

Benefits and risks of using an optional passphrase

Using an additional passphrase with your hardware wallet can improve your security but also increase the risk of losing access to your funds

Deutsch

Wie du die BitBox02-Firmware selbstständig verifizieren kannst

Warum reproduzierbare Software wichtig ist und wie du überprüfen kannst, dass die von uns veröffentlichte Firmware mit unserem öffentlich verfügbaren Code übereinstimmt

Security

How to independently verify the BitBox02 firmware

Why reproducible software is important and how you can verify that the firmware we publish matches our publically available code

Hardware

Wie wir Supply-Chain-Angriffe erschweren

Hier erfährst du, wie wir sicher gehen, dass du eine echte BitBox02 erhältst.

Bitcoin

Wie nahezu alle Hardware-Wallets deinen Seed stehlen können

Das Verstecken von Daten in Bitcoin-Transaktionen kann es einem Angreifer ermöglichen, deinen Seed zu extrahieren, ohne dass du es merkst.

Bitcoin

How almost all hardware wallets can steal your seed

Hiding data in Bitcoin transactions could allow an attacker to extract your seed without you noticing.

Hardware

How we mitigate supply chain attacks

Here's how we make sure the BitBox02 you receive is an authentic device.

Security

Datenleck der ActiveCampaign Marketing-Plattform

Wir wenden uns an unsere Newsletter-Abonnenten, um vor Phishing-Angriffen zu warnen.

Security

Data breach of marketing platform ActiveCampaign

We are reaching out to our newsletter subscribers to warn about potential phishing attacks

Bitcoin

BitBox02 - Wie erstellt man eine MultiSig-Wallet mit Specter Desktop

Einfaches Erstellen einer sicheren Bitcoin-Multisignatur-Wallet mit der BitBox02 und Specter Desktop

Bitcoin

BitBox02 - How to create a MultiSig wallet with Specter Desktop

Easily create a secure bitcoin multisignature wallet with the BitBox02 using Specter Desktop

Security

Macht "Airgap" Hardware-Wallets sicherer?

Wir haben das Thema "Airgap" im Zusammengang mit Bitcoin und Krypto-Wallets untersucht, um die tatsächlichen Sicherheitsvorteile zu verstehen.

Security

Does airgap make Bitcoin hardware wallets more secure?

We've researched airgap to understand the actual security benefits.

Security

Anti-klepto explained: how the BitBox02 protects you against leaking private keys

The BitBox02 is the first hardware wallet that offers protection against the nonce covert channel attack, by supporting a protocol called anti-klepto.

Security

Remote multisig theft attack on the Coldcard hardware wallet

tl;dr: When registering a multisig wallet in a Coldcard, the Coldcard did not verify that it is actually part of the multisig wallet. This allowed a malicious computer wallet

Security

Coldcard isolation bypass

Responsible disclosure of a Coldcard vulnerability that allows an attacker to spend your bitcoins when you think you are signing a testnet transaction.

Security

How nearly all personal hardware wallet multisig setups are insecure

If you use hardware wallets in a Bitcoin multisig setup, using a single computer to handle them, you are likely to be exposed to remote theft or ransom attacks.