Cobo Vault | Publish0x

Cobo Vault

Cobo Vault is a hardware wallet built to protect your digital assets from hacking attempts, hardware tampering, and physical damage. Our aim is to drive global cryptocurrency adoption by researching and educating people about crypto security. @CoboVaut

Publish0x Member Since December 2019

0 Following 119 Followers

Cobo Vault

On Open Source and Transparency

30 Jun 2020 6 minute read 0 comments Cobo Vault

We’ve come a long way toward making our product as open source as possible since we last published this article describing why we thought closed source was a safer option for hardware wallets. We are now convinced that an open source product is what...

Second-Gen Hardware Wallets & Feature Support

29 Apr 2020 6 minute read 2 comments Cobo Vault

We built our first-generation Cobo Vault to be tough enough to withstand the harsh environmental conditions of isolated regions where miners operate for cheap electricity costs. Now we are announcing a second generation of hardware wallets that drop...

Why Cobo Vault Only Uses a Mobile Companion App

13 Apr 2020 4 minute read 0 comments Cobo Vault

Every hardware wallet needs to communicate with a companion app so it can sign transactions and send them to the blockchain, and a companion app has to be on a device connected to the internet. Currently, most companion apps are desktop or web-based...

Web Authentication: A Counter to Supply Chain Attacks

31 Mar 2020 3 minute read 0 comments Cobo Vault

How do you know your hardware wallet isn't a fake? Supply chain attacks are one of the most serious security threats for hardware wallets because they target vulnerabilities in the logistics process and could happen without the owner knowing. This is...

Self-Destruct Mechanism’s Unique Defense Against Side-Channel Attacks

21 Mar 2020 3 minute read 1 comment Cobo Vault

Side-channel attacks are how most hardware wallets get hacked. Someone with enough time, resources and skill to scrutinize the device’s circuit board is able to steal the private keys. Currently, Secure Elements and Passphrase features are the most t...

Should You Enable Passphrase?

27 Feb 2020 4 minute read 7 comments Cobo Vault

The Trezor hack publicized by Kraken Security Labs showed that it is possible to steal private keys from a Trezor in just 15 minutes with a few hundred dollars of equipment. The fact that a power analysis attack can accomplish this highlighted the im...

The Glacier Protocol and Using Dice to Generate Keys

20 Feb 2020 4 minute read 0 comments Cobo Vault

The Glacier Protocol is a storage scheme that takes the “not your keys, not your bitcoin” ethos to its literal extreme. While it’s a great reference for a completely trustless model of security, the majority of users don’t have the technical expertis...

Deep Cold Storage: How Beginners Can Swim in the Deep End

15 Jan 2020 5 minute read 1 comment Cobo Vault

Cold storage is the practice of keeping crypto assets in offline, yet accessible locations. Deep cold storage takes this concept to the next level for assets you plan on leaving untouched indefinitely — possibly until they’re passed down to your heir...

Secure Elements: The Last Line of Defense

7 Jan 2020 4 minute read 0 comments Cobo Vault

The recently passed Proof-of-Keys movement marked a silent revolution of individuals declaring financial independence by claiming ownership of their keys. In our last article, we explained why a hardware wallet with a Secure Element gives you the mos...

Secure Elements: Harnessing A Force of Nature

7 Jan 2020 3 minute read 0 comments Cobo Vault

Part of the brilliance of Bitcoin is its ability to harness the infinite power of randomness to disguise information for security purposes. Think about that for a second — Bitcoin leverages nothing less than entropy, a force of nature, to make your p...


Second-Gen Hardware Wallets & Feature Support

29 Apr 2020 Cobo Vault

01 May 2020
Thanks! Give us a look and let us know if you have any Q's.

Should You Enable Passphrase?

27 Feb 2020 Cobo Vault

01 May 2020
We just released $99 and $149 models without aerospace aluminum durability, but with the same security features in addition to ones we will be adding:

Should You Enable Passphrase?

27 Feb 2020 Cobo Vault

01 May 2020
Yes! Couldn't agree more, a couple of other innovating features we have also developed to counter side-channel and supply chain attacks are a Web Authentication process for device genuinely and an anti-tamper self-destruct mechanism. Web Authentication: Self-destruct mechanism:

Air-Gapped Computers and Phones vs Hardware Wallets: What’s the Difference?

7 Jan 2020 Cobo Vault

08 January 2020
Thanks for sharing your experience. Glad to hear you're taking the step to claim ownership of your keys! Feel free to share this article with friends who are also considering cold storage solutions.

Air-Gapped Computers and Phones vs Hardware Wallets: What’s the Difference?

7 Jan 2020 Cobo Vault

08 January 2020
Thanks for your comment. We agree that an air-gapped computer can look less conspicuous to prying eyes than a specialized hardware wallet. However, since it's impossible to gauge exactly how much protection this gives individuals, it's somewhat out of the scope of this article, which is concerned with hardware security in worst-case scenarios.

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