Latest
- Show HN: I made a calculator that works over disjoint sets of intervals
<p>I've been studying interval arithmetic for the past few weeks and it's a really interesting field because while there is a ton of super interesting research published over the past decades, it has never really gotten the recognition that it deserves, IMO.<p>One reason for this is that s…
- Show HN: I made a calculator that works over disjoint sets of intervals
I've been studying interval arithmetic for the past few weeks and it's a really interesting field because while there is a ton of super interesting research published over the past decades, it has never really gotten the recognition that it deserves, IMO.One reason for this is that standard interval arithmetic has really poor handling of division by intervals containing zero. If you compute 1 / [-1, 2] in regular interval arithmetic, you get either [-∞, +∞], or you have to say that the operation…
- Sam Altman’s project World looks to scale its human verification empire. First stop: Tinder.
World, which has raised eyebrows (but also a lot of interest) with its Orb-centered anonymous verification project, is looking to expand its influence via a bevy of new partnerships.
- Sam Altman’s project World looks to scale its human verification empire. First stop: Tinder.
World, which has raised eyebrows (but also a lot of interest) with its Orb-centered anonymous verification project, is looking to expand its influence via a bevy of new partnerships.
- A simplified model of Fil-C
<p>Article URL: <a href="https://www.corsix.org/content/simplified-model-of-fil-c">https://www.corsix.org/content/simplified-model-of-fil-c</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=47810872">https://news.ycombinator.com/item?id=47810872</a></p> <p>Points: 200</p>…
- A simplified model of Fil-C
Article URL: https://www.corsix.org/content/simplified-model-of-fil-c Comments URL: https://news.ycombinator.com/item?id=47810872 Points: 201 # Comments: 114
- US-sanctioned currency exchange says $15 million heist done by "unfriendly states"
Grinex says needed hacking resources "available exclusively to ... unfriendly states."
- US-sanctioned currency exchange says $15 million heist done by "unfriendly states"
Grinex says needed hacking resources "available exclusively to ... unfriendly states."
- OpenAI’s former Sora boss is leaving
Last month, OpenAI gave up on its Sora video generation tool, and on Friday, the Sora team's leader, Bill Peebles, announced that he is leaving the company. OpenAI has been shifting its priorities as part of an effort to avoid "side quests," and Peebles' departure is just one of many…
- OpenAI’s former Sora boss is leaving
Last month, OpenAI gave up on its Sora video generation tool, and on Friday, the Sora team's leader, Bill Peebles, announced that he is leaving the company. OpenAI has been shifting its priorities as part of an effort to avoid "side quests," and Peebles' departure is just one of many recent changes as the company […]
- Friday Squid Blogging: New Giant Squid Video
<p>Pretty fantastic <a href="https://www.surfer.com/news/giant-squid-footage-japan-video">video</a> from Japan of a giant squid eating another squid.</p> <p>As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.</p>&#…
- Friday Squid Blogging: New Giant Squid Video
Pretty fantastic video from Japan of a giant squid eating another squid. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Blog moderation policy.
- Show HN: AI Subroutines – Run automation scripts inside your browser tab
<p>We built AI Subroutines in rtrvr.ai. Record a browser task once, save it as a callable tool, replay it at: zero token cost, zero LLM inference delay, and zero mistakes.<p>The subroutine itself is a deterministic script composed of discovered network calls hitting the site's backend as well a…
- Arc Prize Foundation (YC W26) Is Hiring a Platform Engineer for ARC-AGI-4
<p>Article URL: <a href="https://www.ycombinator.com/companies/arc-prize-foundation/jobs/AKZRZDN-platform-engineer-benchmark-lead">https://www.ycombinator.com/companies/arc-prize-foundation/jobs/AKZRZDN-platform-engineer-benchmark-lead</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=47810507">https://new…
- Arc Prize Foundation (YC W26) Is Hiring a Platform Engineer for ARC-AGI-4
Article URL: https://www.ycombinator.com/companies/arc-prize-foundation/jobs/AKZRZDN-platform-engineer-benchmark-lead Comments URL: https://news.ycombinator.com/item?id=47810507 Points: 0 # Comments: 0
- Should you stare into Sam Altman’s orb before your next date?
Tinder users who prove they're a real person by visiting an identity-verifying orb will soon be able to get five free boosts in the app - and it's just the latest service to embrace the orb. World, which was co-founded by OpenAI CEO Sam Altman, initially tested Tinder verification using it…
- Should you stare into Sam Altman’s orb before your next date?
Tinder users who prove they're a real person by visiting an identity-verifying orb will soon be able to get five free boosts in the app - and it's just the latest service to embrace the orb. World, which was co-founded by OpenAI CEO Sam Altman, initially tested Tinder verification using its facial scanning orbs through […]
- Kevin Weil and Bill Peebles exit OpenAI as company continues to shed ‘side quests’
Kevin Weil and Bill Peebles are leaving OpenAI as the company shuts down Sora and folds its science team, signaling a sharp pivot away from consumer moonshots toward enterprise AI.
- Kevin Weil and Bill Peebles exit OpenAI as company continues to shed ‘side quests’
Kevin Weil and Bill Peebles are leaving OpenAI as the company shuts down Sora and folds its science team, signaling a sharp pivot away from consumer moonshots toward enterprise AI.
- Man who hacked US Supreme Court filing system sentenced to probation
Nicholas Moore hacked into three U.S. government networks using stolen credentials, and then bragged about it and posted victims' personal data on Instagram under the handle @ihackedthegovernment.
- Man who hacked US Supreme Court filing system sentenced to probation
Nicholas Moore hacked into three U.S. government networks using stolen credentials, and then bragged about it and posted victims' personal data on Instagram under the handle @ihackedthegovernment.
- Anthropic’s new cybersecurity model could get it back in the government’s good graces
The Trump administration has spent nearly two months fighting with AI company Anthropic. It's dubbed the company a "RADICAL LEFT, WOKE COMPANY" full of "Leftwing nut jobs" and a menace to national security. But some of the ice may reportedly be melting between the two, thanks to Anthrop…
- Anthropic’s new cybersecurity model could get it back in the government’s good graces
The Trump administration has spent nearly two months fighting with AI company Anthropic. It's dubbed the company a "RADICAL LEFT, WOKE COMPANY" full of "Leftwing nut jobs" and a menace to national security. But some of the ice may reportedly be melting between the two, thanks to Anthropic's buzzy new cybersecurity-focused model: Claude Mythos Preview. […]
- Anonymous credentials: an illustrated primer (Part 2)
  submitted by   <a href="https://www.reddit.com/user/feross"> /u/feross </a> <br/> <span><a href="https://blog.cryptographyengineering.com/2026/04/17/anonymous-credentials-an-illustrated-primer-part-2/">[link]</a></span>   <span><a href="https://www.reddit.co…
- OpenAI Executive Kevin Weil Is Leaving the Company
The former Instagram VP is departing the ChatGPT-maker, which is folding the AI science application he led into Codex.
- OpenAI Executive Kevin Weil Is Leaving the Company
The former Instagram VP is departing the ChatGPT-maker, which is folding the AI science application he led into Codex.
- How NIST's Cutback of CVE Handling Impacts Cyber Teams
Industry and ad hoc coalitions appear poised to help fill the gap created by NIST's decision to cut back on CVE data enrichment.
- How NIST's Cutback of CVE Handling Impacts Cyber Teams
Industry and ad hoc coalitions appear poised to help fill the gap created by NIST's decision to cut back on CVE data enrichment.
- Man with @ihackedthegovernment Instagram account tells judge, “I made a mistake"
Probation for man who used stolen logins and posted private info on social media.
- Man with @ihackedthegovernment Instagram account tells judge, “I made a mistake"
Probation for man who used stolen logins and posted private info on social media.
- Trump picks qualified, normal health leader to head CDC; experts still cautious
She's well qualified but will need to navigate RFK Jr.'s anti-vaccine agenda.
- Trump picks qualified, normal health leader to head CDC; experts still cautious
She's well qualified but will need to navigate RFK Jr.'s anti-vaccine agenda.
- Sources: Cursor in talks to raise $2B+ at $50B valuation as enterprise growth surges
Returning backers a16z and Thrive are expected to lead the round.
- Sources: Cursor in talks to raise $2B+ at $50B valuation as enterprise growth surges
Returning backers a16z and Thrive are expected to lead the round.
- Payouts King ransomware uses QEMU VMs to bypass endpoint security
The Payouts King ransomware is using the QEMU emulator as a reverse SSH backdoor to run hidden virtual machines on compromised systems and bypass endpoint security. [...]
- Payouts King ransomware uses QEMU VMs to bypass endpoint security
The Payouts King ransomware is using the QEMU emulator as a reverse SSH backdoor to run hidden virtual machines on compromised systems and bypass endpoint security. [...]
- Tycoon 2FA Phishers Scatter, Adopt Device Code Phishing
In embracing device code phishing, attackers trick victims into handing over account access by using a service's legitimate new-device login flow.
- Tycoon 2FA Phishers Scatter, Adopt Device Code Phishing
In embracing device code phishing, attackers trick victims into handing over account access by using a service's legitimate new-device login flow.
- Tesla tells HW3 owner to 'be patient' after 7 years of waiting for FSD
<p>Article URL: <a href="https://electrek.co/2026/04/17/tesla-hw3-owners-be-patient-7-years-fsd/">https://electrek.co/2026/04/17/tesla-hw3-owners-be-patient-7-years-fsd/</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=47809347">https://news.ycombinator.com/item?id=47809347</a>&l…
- Tesla tells HW3 owner to 'be patient' after 7 years of waiting for FSD
Article URL: https://electrek.co/2026/04/17/tesla-hw3-owners-be-patient-7-years-fsd/ Comments URL: https://news.ycombinator.com/item?id=47809347 Points: 218 # Comments: 199
- "cat readme.txt" is not safe if you use iTerm2
<p>Article URL: <a href="https://blog.calif.io/p/mad-bugs-even-cat-readmetxt-is-not">https://blog.calif.io/p/mad-bugs-even-cat-readmetxt-is-not</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=47809190">https://news.ycombinator.com/item?id=47809190</a></p> <p>Points: 288</…
- "cat readme.txt" is not safe if you use iTerm2
Article URL: https://blog.calif.io/p/mad-bugs-even-cat-readmetxt-is-not Comments URL: https://news.ycombinator.com/item?id=47809190 Points: 298 # Comments: 180
- ‘Tokenmaxxing’ is making developers less productive than they think
There's a lot more code — but it's a lot more expensive and requires a lot more rewriting.
- ‘Tokenmaxxing’ is making developers less productive than they think
There's a lot more code — but it's a lot more expensive and requires a lot more rewriting.
- $25,000 buys plenty of used EVs: Here are some options
Is $20,000–$25,000 a sweet spot for secondhand electric cars? We think so.
- $25,000 buys plenty of used EVs: Here are some options
Is $20,000–$25,000 a sweet spot for secondhand electric cars? We think so.
- All 12 moonwalkers had "lunar hay fever" from dust smelling like gunpowder (2018)
<p>Article URL: <a href="https://www.esa.int/Science_Exploration/Human_and_Robotic_Exploration/The_toxic_side_of_the_Moon">https://www.esa.int/Science_Exploration/Human_and_Robotic_Exploration/The_toxic_side_of_the_Moon</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=47808913">https://news.ycombinator.com/it…
- All 12 moonwalkers had "lunar hay fever" from dust smelling like gunpowder (2018)
Article URL: https://www.esa.int/Science_Exploration/Human_and_Robotic_Exploration/The_toxic_side_of_the_Moon Comments URL: https://news.ycombinator.com/item?id=47808913 Points: 445 # Comments: 263
- Satellite and drone images reveal big delays in US data center construction
Data centers face construction delays and energy bottleneck as resistance grows.
- Satellite and drone images reveal big delays in US data center construction
Data centers face construction delays and energy bottleneck as resistance grows.