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Citrix Bleed 2 exploited weeks before PoCs as Citrix denied attacks

A critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed "CitrixBleed 2," was actively exploited nearly two weeks before proof-of-concept (PoC) exploits were made public, despite Citrix stating that there was no evidence of attacks. GreyNoise has confirmed its honeypots detected targeted exploitation from IP addresses located in China on June 23, 2025. "GreyNoise has observed active exploitation attempts against CVE-2025-5777 (CitrixBleed 2), a memory overread vulnerabili

Altermagnets: The first new type of magnet in nearly a century

Researchers have found the first new type of magnet in nearly a century. Now, these strange "altermagnets" could help us build an entirely new type of computer Bekologic Libor Šmejkal has a fondness for the artwork of M. C. Escher, whose work was often inspired by mathematics. One of Šmejkal’s favourite pieces is Horseman, a striking picture that features an elaborate, tessellating series of mounted figures. Strangely enough, it was this piece that inspired him to predict the existence of an e

MP Materials stock rips 20% higher after $500 million Apple deal for rare earth magnets

People look at iPhones at the Apple Fifth Avenue store in New York City on May 23, 2025. Apple and miner MP Materials announced a $500 million deal Tuesday for rare earth magnets and the development of a recycling facility that will reinforce the iPhone maker's U.S. supply chain. MP Materials stock climbed 20%. Shares of Apple were marginally higher. As part of the agreement, Apple will buy rare earth magnets created at the company's facility in Fort Worth, Texas. Both companies will combine

Uranus Leaks More Heat Than We Thought

When Voyager 2 flew past Uranus in 1986, the spacecraft detected a surprisingly low level of internal heat from the planet. Since then, scientists believed Uranus to be the odd one out in our solar system’s family of giant planets—the others being Jupiter, Saturn, and Neptune—who all tend to emit more heat than they absorb from sunlight. Now, a new study suggests that scientists may have had the wrong idea about Voyager 2’s data: Uranus does have an internal heat source similar to its planetary

Hierarchical Modeling (H-Nets)

The best AI architectures in use today treat all inputs equally. They process each input with the same amount of compute, without explicitly grouping related inputs into higher level concepts. While these architectures have achieved impressive results across domains, this lack of hierarchy has some fundamental limitations. Models have difficulty learning from high resolution, raw data, requiring inputs to be pre-processed into meaningful tokens for strong performance. The use of hand-crafted p

MP Materials stock rips 22% higher after $500 million Apple deal for rare earth magnets

People look at iPhones at the Apple Fifth Avenue store in New York City on May 23, 2025. Apple and miner MP Materials announced a $500 million deal Tuesday for rare earth magnets and the development of a recycling facility that will reinforce the iPhone maker's U.S. supply chain. MP Materials stock climbed 22%. Shares of Apple were marginally higher. As part of the agreement, Apple will buy rare earth magnets created at the company's facility in Fort Worth, Texas. Both companies will combine

MP Materials stock rips 24% higher after $500 million Apple deal for rare earth magnets

People look at iPhones at the Apple Fifth Avenue store in New York City on May 23, 2025. Apple and miner MP Materials announced a $500 million deal Tuesday for rare earth magnets and the development of a recycling facility that will reinforce the iPhone maker's U.S. supply chain. MP Materials stock climbed 24%. Shares of Apple were marginally higher. As part of the agreement, Apple will buy rare earth magnets created at the company's facility in Fort Worth, Texas. Both companies will combine

MP Materials stock rips 23% higher after $500 million Apple deal for rare earth magnets

People look at iPhones at the Apple Fifth Avenue store in New York City on May 23, 2025. Apple and miner MP Materials announced a $500 million deal Tuesday for rare earth magnets and the development of a recycling facility that will reinforce the iPhone maker's U.S. supply chain. MP Materials stock climbed 23%. Shares of Apple were marginally higher. As part of the agreement, Apple will buy rare earth magnets created at the company's facility in Fort Worth, Texas. Both companies will combine

Apple makes $500 million deal with miner MP Materials for rare earths magnets

People look at iPhones at the Apple Fifth Avenue store in New York City on May 23, 2025. Apple and miner MP Materials announced a $500 million deal Tuesday for rare earths magnets and the development of a recycling facility that will reinforce the iPhone maker's U.S. supply chain. MP Materials stock climbed 10%. Shares of Apple were marginally higher. As part of the agreement, Apple will buy rare earth magnets created at the company's facility in Fort Worth, Texas. Both companies will combine

Samsung is thinking about Galaxy phones with built-in magnets, no wired charging

Eric Zeman / Android Authority TL;DR An official Samsung survey suggests that the company is thinking about Galaxy phones with built-in Qi 2 magnets. The survey also hints that these future phones could lack wired charging capabilities. This news comes as recent Samsung phones require a separate case for MagSafe and general magnetic accessories. Recent Samsung phones like the Galaxy S25 series support the Qi 2 wireless charging standard but don’t have built-in magnets. Instead, these phones

CISA warns hackers are actively exploiting critical ‘Citrix Bleed 2’ security flaw

U.S. cybersecurity agency CISA says hackers are actively exploiting a critical-rated security flaw in a widely used Citrix product, and has given other federal government departments just one day to patch their systems. Security researchers have dubbed the bug “Citrix Bleed 2” for its similarity to a 2023 security flaw in Citrix NetScaler, a networking product that large companies and governments rely on for allowing their staff to remotely access apps and other resources on their internal netw

CISA confirms hackers are actively exploiting critical ‘Citrix Bleed 2’ bug

U.S. cybersecurity agency CISA says hackers are actively exploiting a critical-rated security flaw in a widely used Citrix product, and has given other federal government departments just one day to patch their systems. Security researchers have dubbed the bug “Citrix Bleed 2” for its similarity to a 2023 security flaw in Citrix NetScaler, a networking product that large companies and governments rely on for allowing their staff to remotely access apps and other resources on their internal netw

A Giant Planet and a Small Star Are Shaking Up Conventional Cosmological Theory

Many of the stars in the Milky Way galaxy are small, dim red dwarfs—stars much smaller than the sun in both size and mass. TOI-6894, located far away from Earth, is one of them. Astronomers previously thought a star like this could not have large planets circulating it, because its mass is only about 20 percent of the sun, meaning its planetary system—generated from materials surrounding the star—would not have contained enough mass to form a giant body like Saturn or Jupiter. But when observi

Public exploits released for Citrix Bleed 2 NetScaler flaw, patch now

Researchers have released proof-of-concept (PoC) exploits for a critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed CitrixBleed2, warning that the flaw is easily exploitable and can successfully steal user session tokens. The CitrixBleed 2 vulnerability, which affects Citrix NetScaler ADC and Gateway devices, allows attackers to retrieve memory contents simply by sending malformed POST requests during login attempts. This critical flaw is named CitrixBleed2 as it close

Public exploits released for CitrixBleed 2 NetScaler flaw, patch now

Researchers have released proof-of-concept (PoC) exploits for a critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed CitrixBleed2, warning that the flaw is easily exploitable and can successfully steal user session tokens. The CitrixBleed 2 vulnerability, which affects Citrix NetScaler ADC and Gateway devices, allows attackers to retrieve memory contents simply by sending malformed POST requests during login attempts. This flaw is named CitrixBleed2 as it closely resemb

Citrix warns of login issues after NetScaler auth bypass patch

Citrix warns that patching recently disclosed vulnerabilities that can be exploited to bypass authentication and launch denial-of-service attacks may also break login pages on NetScaler ADC and Gateway appliances. This happens because starting with NetScaler 14.1.47.46 and 13.1.59.19, the Content Security Policy (CSP) header, which mitigates risks associated with cross-site scripting (XSS), code injection, and other client-side attacks, is enabled by default. However, while it is designed to b

PlanetScale for Postgres

Announcing PlanetScale for Postgres By Sam Lambert | July 1, 2025 Today we are announcing the private preview of PlanetScale for Postgres: the world’s fastest Postgres hosting platform. You can request access to PlanetScale for Postgres by visiting this link. We are already hosting customers' production workloads with incredible results. Convex, the complete backend solution for app developers, is migrating their reactive database infrastructure to PlanetScale for Postgres. Read more about t

Benchmarking Postgres

Want to learn more about unlimited IOPS w/ Metal, Vitess, horizontal sharding, or Enterprise options? Benchmarking Postgres By Benjamin Dicken | July 1, 2025 Today we launched PlanetScale for Postgres. For the past several months, we've been laser focused on building the best Postgres experience on the planet, performance included. To ensure we met our high standard for database performance, we needed a way to measure and compare other options with a standardized, repeatable, and fair method

Tiny AI ERP startup Campfire is winning so many startups from NetSuite, Accel led a $35M Series A

AI-powered accounting startup Campfire announced Monday that it has raised a $35 million Series A led by Accel, with participation from Foundation Capital, Y Combinator, Capital49, and angel investors including Mercury’s CFO Dan Kang. “Within nine months of formation, we had customers [with] north of 100 employees ripping out NetSuite and putting in Campfire,” founder CEO John Glasgow said. Some of Campfire’s customers that have migrated from NetSuite include wealth management platform Advisor3

The best iPhone accessories for 2025

There are often better and cheaper alternatives to Apple’s first-party accessories, but the company’s MagSafe wireless charger is worth considering if you have a new iPhone. Like all other MagSafe accessories, this charging pad uses magnets to attach to the back of the latest iPhones and it’s surprisingly strong. Not only can you safely pick up your handset and use it with the disk still attached, but the iPhone can dangle by the charger’s cord without falling off. (You still probably shouldn’t

Over 1,200 Citrix servers unpatched against critical auth bypass flaw

Over 1,200 Citrix NetScaler ADC and NetScaler Gateway appliances exposed online are unpatched against a critical vulnerability believed to be actively exploited, allowing threat actors to bypass authentication by hijacking user sessions. Tracked as CVE-2025-5777 and referred to as Citrix Bleed 2, this out-of-bounds memory read vulnerability results from insufficient input validation, enabling unauthenticated attackers to access restricted memory regions. A similar Citrix security flaw, dubbed

Citrix warns of NetScaler vulnerability exploited in DoS attacks

Citrix is warning that a vulnerability in NetScaler appliances tracked as CVE-2025-6543 is being actively exploited in the wild, causing devices to enter a denial of service condition. "Exploits of CVE-2025-6543 on unmitigated appliances have been observed," warns Citrix's advisory. Tracked internally as CTX694788, CVE-2025-6543 is a critical flaw impacting NetScaler ADC and NetScaler Gateway and can be triggered by unauthenticated, remote requests, leading the appliance to go offline. The fl

New 'CitrixBleed 2' NetScaler flaw let hackers hijack sessions

A recent vulnerability in Citrix NetScaler ADC and Gateway is dubbed "CitrixBleed 2," after its similarity to an older exploited flaw that allowed unauthenticated attackers to hijack authentication session cookies from vulnerable devices. Last week, Citrix published a security bulletin warning about flaws tracked as CVE-2025-5777 and CVE-2025-5349 that impact NetScaler ADC and Gateway versions before 14.1-43.56, releases before 13.1-58.32, and also 13.1-37.235-FIPS/NDcPP and 2.1-55.328-FIPS. T

Webb Telescope Just Did Something It’s Never Done Before—and Astronomers Are Thrilled

Since it began its science operations in July 2022, the James Webb Space Telescope has been probing the atmospheres of alien planets to study their potential for habitability. For the first time, however, Webb has discovered its own exoplanet, finding a young system hidden in a swirling cloud of dust and debris. Webb has captured a previously unseen exoplanet, the lightest planet imaged so far—an accomplishment made possible by the space-based telescope’s advanced capabilities. The recent disco

What would happen if you tried to land on a gas giant?

Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. Email address Sign up Thank you! Terms of Service and Privacy Policy. Our solar system contains three types of planets. Between the four terrestrial planets–Mercury, Venus, Earth, and Mars–and the distant ice giants of Neptune and Uranus, sit two gas giants: Saturn and Jupiter. These planets are mostly composed of hydrogen and helium gas. Researchers now appreciate that gas planets are more c

Nanonets-OCR-s – OCR model that transforms documents into structured markdown

Nanonets-OCR-s is a powerful, state-of-the-art image-to-markdown OCR model that goes far beyond traditional text extraction. It transforms documents into structured markdown with intelligent content recognition and semantic tagging, making it ideal for downstream processing by Large Language Models (LLMs). Nanonets-OCR-s is packed with features designed to handle complex documents with ease: LaTeX Equation Recognition: Automatically converts mathematical equations and formulas into properly fo

Nanonets-OCR-s – OCR model transforms documents into structured markdown

Nanonets-OCR-s is a powerful, state-of-the-art image-to-markdown OCR model that goes far beyond traditional text extraction. It transforms documents into structured markdown with intelligent content recognition and semantic tagging, making it ideal for downstream processing by Large Language Models (LLMs). Nanonets-OCR-s is packed with features designed to handle complex documents with ease: LaTeX Equation Recognition: Automatically converts mathematical equations and formulas into properly fo

If the moon were only 1 pixel: A tediously accurate solar system model (2014)

Sun Mercury Venus Earth You Are Here Moon Mars Jupiter Io Europa Ganymede Callisto Saturn Titan Uranus Neptune Pluto (we still love you) That was about 10 million km (6,213,710 mi) just now. Pretty empty out here. Here comes our first planet... As it turns out, things are pretty far apart. We’ll be coming up on a new planet soon. Sit tight. Most of space is just space. Halfway home. Destination: Mars! It would take about seven months to travel this di

Google Pixel 10 may fail to live up to our MagSafe dreams, after all

Rita El Khoury / Android Authority TL;DR Google is preparing a range of “Pixelsnap” accessories for the Pixel 10 that support wireless charging. Despite Qi2 support, the phone may require the use of a case to add the magnets needed for alignment. In addition to Google’s own accessories, look for a range of similar Made by Google solutions from third parties. What is so hard about giving Android users what they want? When it comes to wirelessly charging our phones, we’re not asking for that m

Get Outside Just After Sunset to See Six Planets in a Spectacular Planet Parade

2025 is starting off with a bang for skygazers, with a planet parade now visible in the night sky. A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars, Jupiter, Saturn, Neptune and Uranus. The six planets are visible now, and will remain so until late February. Mars, Venus, Jupiter and Saturn should be visible to the naked eye. You'll need a high-powered viewing dev