Challenges in creating a wearable Hardware Crypto Wallet?

Rohendra Singh
Vault0x
Published in
3 min readNov 20, 2017

As more and more general public is joining the digital currency revolution, this space is becoming main target for hackers and fraudsters. Because of the complexity of the involved technology, the not so tech savvy enthusiasts are falling victim to many phishing and other attacks.

The solution for this problem is to create security awareness and educate people about possible attacks. Meanwhile, what we can do is offer tools which are easy to use and are inherently more secure.

One such area is crypto wallets which are used to store digitals assets. Online and software wallets are susceptible to traditional security attacks as sensitive data resides on a system which is connected to Internet and hence is as safe as the user’s awareness about security.

We should not rely solely on users capability to protect their digital assets. One way users can reduce such risks is by using hardware wallets for storing their crypto currencies. There are already few good options available in the market like Trezor, Ledger, KeepKey. Given the size of this market, there is a huge gap between the supply and demand of such wallets. Many more players need to enter this market to meet the high demand.

Hardware wallets are great as they provide a lot of security but what about convenience? It is very easy to forget these little buddies anywhere — on desk, in car even they are difficult to locate them inside a bag full with other stuff. To solve this problem we are coming up with a wearable hardware wallet. It provides state of the art protection along with convenient form factor.

But why we don’t see any wearable hardware wallets yet? Simply because creating wearables is inherently difficult. A lot of considerations are needed when something is going to be in contact with human skin for a long time.

Most challenging concerns are -

Aesthetics The design and overall aesthetics of wearables plays a major role in its acceptance. One may consider this requirement as superficial but we cannot emphasis enough the importance of getting it right. It is very important that device is easy to operate and is comfortable to wear.

Battery Life This is the most challenging part of a wearable. To get the right balance between compactness and battery life a lot of experimentation is needed. No one wants to charge one more device daily and they should not be forced to do so. Device should be capable of working for a long period on a single charge.

Robustness Since hands are frequently exposed to dirt and water, wearables should take this into consideration. They should be at least water resistant if not waterproof. They should also not attract a lot of dust.

Performance Achieving good performance and at the same time maintaining good battery life and compact size along with robustness is a challenging task.

Hardware wallets are going to be in heavy demand and wearable wallets will provide additional peace of mind as they are convenient to carry on person. We are excited and working hard to to make it reality soon.

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