Bitcoin Hardware Wallet explained – the Hindu

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Hardware wallets like Trezor and Ledger have become a popular option for owners of crypto assets due to their security and convenience.

Last week, Twitter CEO Jack Dorsey announced that his payments company Square would soon be building a hardware wallet to store bitcoin. The wallet will be a type of pluggable device, much like a USB drive that stores, manages, and secures users’ crypto assets.

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Each digital asset is linked to a cryptographic password called a private key to allow users to access it. This key protects cryptocurrencies against theft and unauthorized access.

The asset owner, using a secure hardware wallet, can access the private key to buy and sell crypto assets from anywhere. Most hardware wallets allow users to manage multiple accounts; some even allow users to log into their Google or Facebook accounts. Popular hardware wallets include Trezor, Ledger, KeepKey, and Prokey.

How is it different from a software wallet?

Cryptocurrency keys can be stored in two types of wallets: software and hardware.

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Software wallets are like smartphone apps that digitally store private keys. Most software wallets do not charge users for private key storage, but may charge a commission for transactions through the app. These wallets can be vulnerable to malware.

Hardware wallets and physical devices act as cold storage for confidential keys. Passwords are protected by a PIN code, making it difficult for hackers to extract private keys because the information is not exposed to the internet.

The advantages of a hardware wallet

Hardware wallets are said to come in handy as they can be connected to trade exchanges to complete transactions.

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Hardware wallets are often stored in a protected microcontroller and cannot be transferred out of the device, making them secure. Their isolation from the internet also mitigates the risk of asset compromise. Moreover, it does not rely on any third party application.

The inconvenients

Since the wallet is in physical form, the device could be stolen or destroyed. A 2016 University of Michigan study also noted significant hardware backdoors that could be used by malicious actors to steal confidential data.

The device can also be expensive compared to software wallets. Some hardware wallets can also have complex features, making them difficult for beginners to understand.

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