Straight answers about hardware wallets and crypto security

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Practical guides from the team that sells and supports these devices every day — how to choose one, how to set it up, and how to keep your recovery phrase safe.

What is IoT? A simple explanation

What is IoT? A simple explanation

If it has an on/off switch, it can probably be part of the Internet of Things. What that means for how we live and work — and the security questions it raises.

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Examples of IoT technology in the age of Agriculture 4.0

Examples of IoT technology in the age of Agriculture 4.0

Precision farming, sensors and automated irrigation — how connected devices help farmers cut waste and raise yields.

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What is NB-IoT, and how will it change farming and business?

What is NB-IoT, and how will it change farming and business?

A low-power wide-area network built to connect devices anywhere — including deep underground and inside buildings where ordinary signals cannot reach.

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Two Ledger Nano hardware wallets on a cutting mat, photographed in black and white

How to spot a tampered hardware wallet

A tampered wallet is the one attack that works even on careful people. Here is what to check on the box, the device and the recovery card — and why Ledger deliberately has no security seal.

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Ethereum vocabulary worth knowing before you invest

Ethereum vocabulary worth knowing before you invest

Smart contract, gas, ICO and EEA — the four terms that come up constantly in anything written about ETH.

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Bank of Thailand sets up a unit to study Libra ahead of legislation

Bank of Thailand sets up a unit to study Libra ahead of legislation

After Facebook announced Libra, regulators worldwide asked for a pause. Thailand's central bank and the SEC are now studying it in order to draft rules.

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What is Ethereum, and how good an investment is it?

What is Ethereum, and how good an investment is it?

How Ethereum compares with Bitcoin, the two main ways people invest in it, and what draws so much interest to smart contracts.

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What to do when your computer cannot find your Trezor

What to do when your computer cannot find your Trezor

If connecting a Trezor does nothing, installing the Zadig USB driver usually resolves it. Step by step.

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What is Libra, and how will it change finance?

What is Libra, and how will it change finance?

Facebook's digital currency, the Libra Association behind it, and how Calibra fits in — explained through the analogy of a central bank and a commercial bank.

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