Tech

Hackers are exploiting a backdoor built into Zyxel devices. Are you patched?

Enlarge Zyxel Hackers are attempting to exploit a recently discovered backdoor built into multiple Zyxel device models that hundreds of thousands of individuals and businesses use as VPNs, firewalls, and wireless access points. The backdoor comes in the form of an undocumented user account with full administrative rights that’s hardcoded into the device firmware, a …

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It’s Genesis Block Day. Do You Know Where Your Bitcoin Keys Are?

Today is Bitcoin Day, the anniversary of the Genesis Block that marked the beginning of the Bitcoin blockchain in 2009. This year, with the price of bitcoin shooting for the moon, Bitcoiners have more reason to celebrate – and more reason to assert their sovereignty over their private keys. An annual event first initiated by …

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This Is What Global Open-Source Money Seems Like

Ludwig Wittgenstein once asked a friend, “tell me, why do people say it is more natural to think that the Sun rotates around the Earth than that the earth is rotating?” The friend said, “well, obviously, because it just seems like the Sun is going around the Earth.” Wittgenstein replied, “well, what would it seem …

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Activist hedge fund advises Intel to outsource CPU manufacturing

Andrew Cunningham Activist hedge fund Third Point has taken a stake of nearly $1 billion in Intel and called on the chipmaker to consider shedding its manufacturing operations, throwing a core part of its strategy into question. The firm with $15 billion in assets run by Daniel Loeb made a number of demands in a …

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Ars Technica’s 2021 Deathwatch—2020 was just the beginning

Enlarge Aurich Lawson Here at Ars Technica, we would like to formally congratulate you for surviving the year that was 2020. COVID-19 may have changed everything about normal life in the last 12 months, but things are looking up for 2021. A vaccine is currently rolling out, a more science-friendly US administration will take office in …

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What Is Proof-of-Stake?

Proof-of-stake is a method of maintaining the integrity of a cryptocurrency, preventing users from printing extra coins they didn’t earn. While a different method, called proof-of-work, is currently used by Bitcoin and Ethereum – the two largest cryptocurrencies by market capitalization – Ethereum has plans to migrate to proof-of-stake to make the platform more scalable …

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Private party app pulled from App Store by Apple

Enlarge Hinterhaus Productions | Getty Images Despite over 82 million cases and over 1.75 million deaths due to COVID-19, many people are bound and determined to carry on with normal life. For some, that includes attending Saturday night ragers, just like they did in the Before Times. Reports of yet another secret party being broken …

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Statechains Scaling Solution Offers New Potential for Bitcoin Privacy

London-based startup CommerceBlock has revealed that they are working on a new tool for boosting Bitcoin privacy. Their new Mercury Wallet tests the new technology and, if all goes well, will soon put it into practice. The privacy tool uses statechains, a layer currently being built on top of Bitcoin to help the digital currency …

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New Research Sheds Light on the Front-Running Bots in Ethereum’s Dark Forest

New research from the cryptocurrency wallet ZenGo has shed additional light on front-running attacks happening on the Ethereum blockchain.  First outlined in “Ethereum Is a Dark Forest,” DeFi investors Dan Robinson and Georgios Konstantopoulos called attention to a variety of attacks by bots that were roving the Ethereum blockchain in search of prey.  The new …

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The best accessories and MagSafe gear for your new iPhone 12

Enlarge / Belkin’s 3-in-1 MagSafe charging stand is elegant, and capable, charging three Apple devices at once. Corey Gaskin The new iPhone 12 lineup has more options than ever, with three new models at a variety of sizes. All of these are equipped with the new MagSafe technology, which means faster-than-usual wireless charging and some …

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