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What Is OAO and What Does it Do?

When search engines first emerged in the digital landscape, we all marveled that you could get answers to any question in a matter of seconds. And, to be fair, it was a marvel. But two decades later, it’s become more difficult for internet users to find the best information in their moments of need. Brand

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Perfecting the Pulse Oximeter

We’re always looking for interesting biohacks here on Hackaday, and this new research article describing a calibrated pulse oximeter for different skin tones really caught our attention. Pulse oximeters are handy little instruments that measure your blood oxygen saturation using photoplethysmography (PPG) and are a topic we’re no strangers to here at Hackaday. Given PPG

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Keeping OAuth Safe: 5 Security Best Practices

OAuth (Open Authorization) is the standard protocol of numerous digital platforms for delegated authorization. It’s the technology that enables users, for example, to click on a “Continue with Facebook” button on a website — thereby using Facebook to verify their identity. Despite its wide adoption and convenience for both developers and users, OAuth comes with

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White House unveils cyber initiatives to bolster the defenses of K-12 schools, including $200M over three years from the FCC, amid increasing ransomware attacks (Martin Matishak/The Record)

Martin Matishak / The Record: White House unveils cyber initiatives to bolster the defenses of K-12 schools, including $200M over three years from the FCC, amid increasing ransomware attacks  —  The Biden administration on Monday will announce a host of federal and private industry initiatives to strengthen the digital defenses …

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Bing Chat, which previously was only available in Microsoft products like the Edge browser and Bing app, is coming to third-party browsers, including on mobile (Sarah Perez/TechCrunch)

Sarah Perez / TechCrunch: Bing Chat, which previously was only available in Microsoft products like the Edge browser and Bing app, is coming to third-party browsers, including on mobile  —  In late July, Microsoft confirmed its ChatGPT-like Bing Chat was testing in third-party browsers like Chrome and Safari …

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How bringing Lionel Messi to the MLS could help Apple, which has almost no content made in non-English-speaking markets, attract international TV+ subscribers (Alex Webb/Bloomberg)

Alex Webb / Bloomberg: How bringing Lionel Messi to the MLS could help Apple, which has almost no content made in non-English-speaking markets, attract international TV+ subscribers  —  Messi+ Apple TV+ has come a long way in a relatively short period of time.  The streaming service won an Academy Award for best picture with CODA.

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Researchers: North Korean hackers installed backdoors at Russian rocket design bureau NPO Mashinostroyeniya for five months in 2022 to read emails and more (Reuters)

Reuters: Researchers: North Korean hackers installed backdoors at Russian rocket design bureau NPO Mashinostroyeniya for five months in 2022 to read emails and more  —  An elite group of North Korean hackers secretly breached computer networks at a major Russian missile developer for at least five months last year …

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PayPal announces PYUSD, a stablecoin issued by Paxos and fully backed by USD, short-term Treasuries, and cash equivalents, rolling out to US customers gradually (Anna Irrera/Bloomberg)

Anna Irrera / Bloomberg: PayPal announces PYUSD, a stablecoin issued by Paxos and fully backed by USD, short-term Treasuries, and cash equivalents, rolling out to US customers gradually  —  – PayPal USD will be pegged to dollar, issued by Paxos Trust  — Stablecoins have yet to take off in consumer-payment sector

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Samsung Galaxy Z Flip 5 review: useful cover screen and widgets, IPX8, and five years of patches, but so-so battery, tricky cover apps, and unknown durability (Allison Johnson/The Verge)

Allison Johnson / The Verge: Samsung Galaxy Z Flip 5 review: useful cover screen and widgets, IPX8, and five years of patches, but so-so battery, tricky cover apps, and unknown durability  —  It’s a big update year for Samsung’s flip-style foldable — and a much larger cover screen makes all the difference.

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PayPal announces PYUSD, a stablecoin issued by Paxos and fully backed by USD, short-term Treasuries, and cash equivalents, rolling out to US customers gradually (Anna Irrera/Bloomberg)

Anna Irrera / Bloomberg: PayPal announces PYUSD, a stablecoin issued by Paxos and fully backed by USD, short-term Treasuries, and cash equivalents, rolling out to US customers gradually  —  – PayPal USD will be pegged to dollar, issued by Paxos Trust  — Stablecoins have yet to take off in consumer-payment sector

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An Open Firmware for LILYGO’s e-ink Smart Watch

The world’s first quartz wristwatches were miles ahead of electric and mechanical wristwatches by most standards of the time, their accuracy was unprecedented and the batteries typically lasted somewhere on the order of a year. Modern smart watches, at least in terms of battery life, have taken a step backwards — depending on use, some

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China’s Hua Hong Semiconductor raises $2.96B in its Shanghai listing, the largest in the Asia Pacific region this year; the firm is already listed in Hong Kong (Filipe Pacheco/Bloomberg)

Filipe Pacheco / Bloomberg: China’s Hua Hong Semiconductor raises $2.96B in its Shanghai listing, the largest in the Asia Pacific region this year; the firm is already listed in Hong Kong  —  – Company raised nearly $3 billion through the share sale  — It is the largest listing in the Asia Pacific region this year

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