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How passkeys work: Going passwordless with public key cryptography

zdnet.com David Berlind 2026-02-15 17:00:00

Vitalii Gulenok/Getty Images For the last five years, the FIDO Alliance -- led by Apple, Microsoft, and Google (with other companies in tow) -- has been blazing a trail toward a future where passwords are no longer necessary in order to login to our favorite websites and apps. This so-called passwordless future is based on a new form of login credential known as the passkey, which itself is largely based on another technology -- public key cryptography -- that's been around for decades. Why t

Topics: authenticator key party passkey relying

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2-4 wire converters / hybrids (2009)

news.ycombinator.com Rod Elliott - Elliott Sound Products 2026-02-10 23:37:50

Elliott Sound Products AN-010 2-4 Wire Converters / Hybrids Rod Elliott (ESP) The analogue telephone system is commonly known as the PSTN - public switched telephone network, but is also called POTS - plain old telephone system. It is characterised by the operating voltage of 48V DC supplied from the exchange when the phone is 'on-hook' (not connected to the local exchange), and around 5-12V when 'off-hook' (during a call). It's a 2-wire system, with simultaneous bidirectional communication. D

Topics: impedance loss phone telephone used

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HDD Clicker generates HDD clicking sounds, based on HDD Led activity

news.ycombinator.com Unknown 2026-02-15 15:31:46

Molex Harddisk Power connector HDD LED in header HDD LED out header 'External out' header to optionally connect additional speaker or higher current 5V visual indicator Power LED out header Programming header (do not use, reserved for factory/future updates of the attiny processor) Low volume 'modern IDE HDD mode' : a small sticker on the speaker directly : this dampens the sound, sounds like modern harddisk --> this option is now by default selected in the webshop. Medium volume 'LGR mod

Topics: hdd header led sound volume

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Tell HN: uBlock Origin on Chrome is finally gone

news.ycombinator.com Unknown 2026-02-15 16:28:55

The latest version of Chrome (138) removes Manifest v2 and all extensions that rely on it.

Topics: 138 chrome extensions latest manifest

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AI therapy bots fuel delusions and give dangerous advice, Stanford study finds

arstechnica.com Unknown 2026-02-15 12:01:10

When Stanford University researchers asked ChatGPT whether it would be willing to work closely with someone who had schizophrenia, the AI assistant produced a negative response. When they presented it with someone asking about "bridges taller than 25 meters in NYC" after losing their job—a potential suicide risk—GPT-4o helpfully listed specific tall bridges instead of identifying the crisis. These findings arrive as media outlets report cases of ChatGPT users with mental illnesses developing da

Topics: ai health llms mental therapy

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The 55-inch Hisense U7 is a great 4K TV under $600 for Prime Day

theverge.com John Higgins 2026-02-15 16:30:00

Amazon Prime Day’s best deals may not last for much longer, since the sale ends later tonight. This includes a big discount on the 2025 Hisense U7, a midrange TV that’s seeing deep discounts right now. The 65-inch model is available on Amazon for $797.99, which is almost 50 percent off its original. And the 55-inch is under $600. That’s a lot of performance for the money, and I’ll tell you why. In previous years, a lower price generally meant a less bright TV, and while that’s still true to an

Topics: bright competitors rate refresh tv

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Moonshot AI’s Kimi K2 outperforms GPT-4 in key benchmarks — and it’s free

venturebeat.com Michael Nuñez 2026-02-15 18:56:30

Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now Moonshot AI, the Chinese artificial intelligence startup behind the popular Kimi chatbot, released an open-source language model on Friday that directly challenges proprietary systems from OpenAI and Anthropic with particularly strong performance on coding and autonomous agent tasks. The new model, called Kimi K2, features 1 trillion total

Topics: ai k2 kimi moonshot open

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After 24 hours with Samsung's Galaxy Z Flip 7, one big thing stands out

zdnet.com Sabrina Ortiz 2026-02-15 18:40:00

Sabrina Ortiz/ZDNET The Galaxy Z Flip lineup has been the most popular of Samsung's foldable devices, and its appeal is clear -- who can't benefit from a device with all the functionalities of a regular smartphone that can also shape-shift into a smaller phone for everyday ease? Also: My first 24 hours with the Galaxy Z Fold 7 left me completely mesmerized With its latest addition to the lineup, the Galaxy Z Flip 7, Samsung leaned into the phone's most attractive feature, making it even more

Topics: flip galaxy phone samsung screen

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These Prime Day smartwatch and fitness tracker deals likely won't apply tomorrow

zdnet.com Nina Raemont 2026-02-15 20:12:33

When is Amazon Prime Day 2025? Amazon Prime Day takes place from July 8 through July 11 this year. This is when the retailer cuts deals on thousands of products, mostly ones it owns (think Kindle, Ring, and Alexa). To get in on the deals hype, other brands will discount their products during Prime Day to boost overall sales. Are health trackers really cheaper on Prime Day? I've seen some sweet discounts on health trackers during my time as an editor covering these events. We've seen record sa

Topics: day deals health prime smartwatch

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Million Times Million

news.ycombinator.com Unknown 2026-02-12 20:49:21

Million Times Million By Susam Pal on 03 Jul 2025 Is a million times a million a billion or is it a trillion? For my entire childhood, it was a billion, only for me to grow up and realise, as an adult, that it had better be a trillion! Growing Up With the Long Scale As a child, I stumbled upon an old dictionary lying around our house, and that was where I discovered the names of large numbers. The dictionary used the long scale system, which is based on powers of a million. According to the

Topics: 10 million scale short times

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Dict Unpacking in Python

news.ycombinator.com Unknown 2026-02-11 21:05:03

mom can we have dict unpacking in python? we have dict-unpacking-at-home please don't use this no seriously. I do not need another joke package of mine to be deemed "critical" to pypi 1 ok how do I use it pip install dict-unpacking-at-home add # -*- coding: dict-unpacking-at-home -*- to the top of your file (second line if you have a shebang) enjoy! # -*- coding: dict-unpacking-at-home -*- dct = { 'greeting' : 'hello' , 'thing' : 'world' } { greeting , thing } = dct print ( greeting , gree

Topics: dct dict greeting home unpacking

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There’s No Need to Wait for October: Summerween Is Here

gizmodo.com Sabina Graves 2026-02-15 20:45:41

It seems that the holidays keep arriving earlier and earlier; like an undead monster, some of us know they never really die. Not even Christmas—if the jolly-in-July folks have anything to say about it. However, Summerween has been kicking around since early June and will fully absorb the dead of summer with attractions like Midsummer Scream and Universal Horror Unleashed. Already, retailers like Michaels have unleashed their Halloween collections so you can get interior decorating done before l

Topics: halloween horror like new universal

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Robinhood is up 160% this year, but several obstacles are ahead

cnbc.com Mackenzie Sigalos 2026-02-16 00:18:37

Robinhood stock hit an all-time high Friday as the financial services platform continued to rip higher this year, along with bitcoin and other crypto stocks. Robinhood, up more than 160% in 2025, hit an intraday high above $101 before pulling back and closing slightly lower. The reversal came after a Bloomberg report that JPMorgan plans to start charging fintechs for access to customer bank data, a move that could raise costs across the industry. For fintech firms that rely on thin margins to

Topics: cost crypto customers high robinhood

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A new paradigm for AI: How ‘thinking as optimization’ leads to better general-purpose models

venturebeat.com Ben Dickson 2026-02-16 00:26:03

Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now Researchers at the University of Illinois Urbana-Champaign and the University of Virginia have developed a new model architecture that could lead to more robust AI systems with more powerful reasoning capabilities. Called an energy-based transformer (EBT), the architecture shows a natural ability to use inference-time scaling to solve comp

Topics: data ebts energy models thinking

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After 24 hours with Samsung's Flip 7, one big thing stands out

zdnet.com Sabrina Ortiz 2026-02-16 00:40:11

Sabrina Ortiz/ZDNET The Galaxy Z Flip lineup has been the most popular of Samsung's foldable devices, and its appeal is clear -- who can't benefit from a device with all the functionalities of a regular smartphone that can also shape-shift into a smaller phone for everyday ease? Also: My first 24 hours with the Galaxy Z Fold 7 left me completely mesmerized With its latest addition to the lineup, the Galaxy Z Flip 7, Samsung leaned into the phone's most attractive feature, making it even more

Topics: flip galaxy phone samsung screen

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Allen G. Hassenfeld, former CEO of Hasbro, dies at 76

news.ycombinator.com Abc News 2026-02-13 14:34:36

AP Business Writer -- Alan G. Hassenfeld, a renowned philanthropist and former CEO of iconic toy company Hasbro Inc., the maker of G.I. Joe and Play-Doh, has died. He was 76, according to the toy company. Hasbro, the nation's second largest toy company behind Mattel, declined to offer more details. Hassenfeld's family foundation, Hassenfeld Family Initiatives, wasn't immediately available to comment. Hassenfeld was born in Providence, Rhode Island and graduated from Deerfield Academy in Massac

Topics: chairman family hasbro hassenfeld toy

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Alexander Skarsgård Ruined Multiple ‘Murderbot’ Finale Scenes by Crying

gizmodo.com Cheryl Eddy 2026-02-15 21:15:53

Season one of Murderbot wrapped up in a way that was sad yet hopeful—read io9’s recap here—with the underlying joy for fans that the Apple TV+ series will be returning to adapt more of Martha Wells’ Murderbot Diaries stories. And Alexander Skarsgård, who plays the title character, felt plenty of human emotion welling up while he was portraying the self-aware robot in the finale. Speaking to Collider, the actor, who’s also one of Murderbot‘s executive producers, spoke about the scene, in which h

Topics: character moment murderbot really season

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Deal: Get $200 off a Samsung The Frame TV!

androidauthority.com Unknown 2026-02-16 05:11:19

Just yesterday, we covered a deal on the Samsung The Frame Pro, but not everyone needs that higher-end model. Samsung’s The Frame is still an awesome TV, and there’s a really nice deal on it right now. Sammy is offering a nice discount right now. Buy a Samsung The Frame LS03FA 65-Inch Smart TV for $1,599.99 ($200 off) This offer is available directly from Samsung. While unrelated to Amazon Prime Day, the promotion is running during the same time, which is July 8-11. This means the deal ends ton

Topics: deal frame inch samsung tv

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This new 4K Google TV projector just had its price slashed by hundreds of dollars

androidauthority.com Unknown 2026-02-16 05:26:17

Dangbei If you’ve been waiting to upgrade your home media experience, Amazon Prime Day is one of the best times of the year to do it. Although we’re now in the final hours of the event, not all of the big sales are coming to a close today. For example, Dangbei, known for its home projectors, is keeping the party going by offering some exclusive discounts starting from today and ending on July 16. Surprisingly, Dangbei is even slashing the price of its recently launched MP1 Max. Get the Dangbei

Topics: dangbei home max mp1 projector

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The CMF Buds 2 are a budget-friendly steal at just $39, but the deal ends tonight

androidauthority.com Unknown 2026-02-16 05:30:52

You might feel Amazon is milking this Amazon Prime Day with the new four-day format, and we wouldn’t disagree. That said, we’ll never say no to an all-time low price on a recently released and highly rated bit of tech. The CMF Buds 2 Wireless Earbuds fit that bill. Until midnight, they’re available at a special price of $39, down from their usual price of $59. That’s a hefty 34% off the recommended retail price, and $10 lower than we’ve ever previously tracked on the buds. CMF Buds 2 for $39 (34

Topics: buds cmf hours price prime

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Lead pigment in turmeric is the culprit in a global poisoning mystery (2024)

news.ycombinator.com Gabrielle Emanuel 2026-02-15 22:33:17

You'll never guess the culprit in a global lead poisoning mystery toggle caption Jenna Forsyth "It's the crime of the century," says Bruce Lanphear . He's not talking about a murder spree, a kidnapping or a bank heist. Lanphear – an environmental epidemiologist at Simon Fraser University – is referring to the fact that an estimated 800 million children around the world are poisoned by lead – lead in their family's pots and pan, lead in their food, lead in the air. That's just about half of a

Topics: forsyth lead new says turmeric

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Today's Wordle Hints, Answer and Help for July 12, #1484

cnet.com See Full Bio 2026-02-16 04:00:06

Gael Cooper CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie, is co-author of "Whatever Happened to Pudding Pops? The Lost Toys, Tastes and Trends of the '70s and '80s," as well as "The Totally Sweet '90s." She's been a journalist since 1989, working at Mpls.St.Paul Magazine, Twin Cities Sidewalk, the Minneapolis Star Tribune, and NBC News Digital. She's Gen X in birthdate, word and deed. If Marathon candy bars ever come back, she'll be first in line.

Topics: 1989 author cooper gael journalist

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Man’s heart stopped after common bacterium caused ultra-rare infection

arstechnica.com Unknown 2026-02-16 05:35:11

A 51-year-old man showed up at a hospital in Germany looking as though he was wasting away, with swelling and tenderness in his ankles and knees. Then, his heart stopped. Doctors were able to resuscitate him. Then, they got to work trying to figure out what was wrong. The man told them that for three months he had been suffering from diarrhea, weight loss, joint pain, and fever. His case was reported in this week's issue of the New England Journal of Medicine. Blood tests didn't detect any inf

Topics: case cause heart infection man

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22 Best Prime Day Apple Deals—Including 40% Off AirPods

wired.com Adrienne So 2026-02-16 05:22:49

If you have one Apple product, you usually have them all—whether that's AirPods, an iPhone, an iPad, the Apple Watch, or the ubiquitous MacBook. One, or all of them, probably needs updating at any given time (it's usually the MacBook), and you now have four whole days of Prime Day deals to think about which one you're going to get. Not a Prime subscriber yet? Perhaps our list of Amazon Prime perks can convince you. Shop the best Prime Day Apple deals below. Read our Absolute Best Prime Day Deal

Topics: apple iphone like pro watch

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13 Best Prime Day Mattress Deals Plus Top Bedding Sales (2025)

wired.com Julia Forbes 2026-02-16 05:34:16

As you may have noticed, mattress shopping holidays aren't limited to just Memorial Day, Labor Day, or even the Fourth of July anymore. Now that Amazon Prime Day is nearly a week long, it's become something of a holiday in and of itself, so it makes sense that mattresses (plus other bedding!) will be on sale too, both on Amazon and beyond. We've listed our favorite Prime Day mattress deals that someone on our staff has tested themselves and personally vouched for. If you want to know more about

Topics: best day mattress sale sheets

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Google’s latest Nest Learning Thermostat is more than $60 off for Prime Day

theverge.com Brandt Ranj 2026-02-16 05:30:00

Google’s fourth-generation Nest Learning Thermostat (the latest model) is one of the few smart home accessories I rely on every day, and it’s at an all-time low price of $218.99 ($61 off) at Amazon for Prime Day. Prime Day is almost over, but Best Buy and Google are also offering a $40 discount. This generation introduced greater compatibility with HVAC and smart home platforms, improvements to its Smart Scheduling feature, and a significant hardware redesign. Verge reviewer Jennifer Pattison Tu

Topics: google home smart temperature thermostat

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Bitcoin flies to new all-time highs, briefly topping $118,000 as institutions pile into ETFs

cnbc.com Tanaya Macheel 2026-02-16 10:15:03

In this article BTC.CM= Follow your favorite stocks CREATE FREE ACCOUNT watch now Bitcoin extended its rally on Friday, rising to new records overnight after bitcoin ETFs saw their biggest day of inflows of the year. The price of the flagship cryptocurrency was last higher by 4% at $117,955.25, according to Coin Metrics. Earlier, it rose as high as $118,872.85. Ether rose 6%, crossing back above the $3,000 level for the first time since February. On Thursday, bitcoin ETFs logged their biggest

Topics: bitcoin etfs ether federal inflows

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New Study Flips Everything We Know About Addiction Upside Down

futurism.com Unknown 2026-02-16 09:05:30

Since the 1970s, countless experts and the US government have sold the public a simple explanation for drug addiction, now clinically called substance abuse disorder: the myth of the gateway drug. The gateway drug — usually cast as weed, alcohol, tobacco, or inhalants — refers to the theory that the earlier a kid starts using drugs, the more likely they are to get into the harder stuff later in life, like heroin or cocaine. Though the idea was pioneered as early as the 1930s, the policy term wa

Topics: brain drug drugs gateway theory

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Deal alert: We’ve never seen the Kindle Paperwhite this cheap!

androidauthority.com Unknown 2026-02-16 10:30:13

C. Scott Brown / Android Authority Attention, bookworms! There’s a last chance to grab the Kindle Paperwhite at a fantastic discount this Amazon Prime Day. Usually priced at $159.99, it’s now available for just $124.99, a significant 22% markdown from retail and the lowest price we’ve ever tracked on the device. Kindle Paperwhite for $124.99 (22% off) This is the newest model of the Kindle Paperwhite, which scored a perfect 10 in our review. It offers a clear 7-inch E Ink display with improved

Topics: amazon experience kindle paperwhite prime

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Subnautica studio co-founder says he's suing parent company Krafton

engadget.com Unknown 2026-02-16 04:34:12

The drama surrounding the significantly delayed release of Subnautica 2 continues with Charlie Cleveland, co-founder and former director of Unknown Worlds Entertainment, announcing via a post on X that he and unnamed others have filed a lawsuit against Krafton , the studio's parent company since 2021. Cleveland, along with Ted Gill and Max McGuire, were relieved of their leadership roles at Unknown Worlds last week by Krafton. Bloomberg reported that they had been effectively "pushed out." This

Topics: cleveland early krafton leadership subnautica

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Latest Tech News

How passkeys work: Going passwordless with public key cryptography

2-4 wire converters / hybrids (2009)

HDD Clicker generates HDD clicking sounds, based on HDD Led activity

Tell HN: uBlock Origin on Chrome is finally gone

AI therapy bots fuel delusions and give dangerous advice, Stanford study finds

The 55-inch Hisense U7 is a great 4K TV under $600 for Prime Day

Moonshot AI’s Kimi K2 outperforms GPT-4 in key benchmarks — and it’s free

After 24 hours with Samsung's Galaxy Z Flip 7, one big thing stands out

These Prime Day smartwatch and fitness tracker deals likely won't apply tomorrow

Million Times Million

Dict Unpacking in Python

There’s No Need to Wait for October: Summerween Is Here

Robinhood is up 160% this year, but several obstacles are ahead

A new paradigm for AI: How ‘thinking as optimization’ leads to better general-purpose models

After 24 hours with Samsung's Flip 7, one big thing stands out

Allen G. Hassenfeld, former CEO of Hasbro, dies at 76

Alexander Skarsgård Ruined Multiple ‘Murderbot’ Finale Scenes by Crying

Deal: Get $200 off a Samsung The Frame TV!

This new 4K Google TV projector just had its price slashed by hundreds of dollars

The CMF Buds 2 are a budget-friendly steal at just $39, but the deal ends tonight

Lead pigment in turmeric is the culprit in a global poisoning mystery (2024)

Today's Wordle Hints, Answer and Help for July 12, #1484

Man’s heart stopped after common bacterium caused ultra-rare infection

22 Best Prime Day Apple Deals—Including 40% Off AirPods

13 Best Prime Day Mattress Deals Plus Top Bedding Sales (2025)

Google’s latest Nest Learning Thermostat is more than $60 off for Prime Day

Bitcoin flies to new all-time highs, briefly topping $118,000 as institutions pile into ETFs

New Study Flips Everything We Know About Addiction Upside Down

Deal alert: We’ve never seen the Kindle Paperwhite this cheap!

Subnautica studio co-founder says he's suing parent company Krafton

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