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You can chat with Copilot in Firefox now - and Windows users get an extra perk

Lance Whitney / Elyse Betters Picaro / ZDNET Follow ZDNET: Add us as a preferred source on Google. ZDNET's key takeaways Firefox 143 is now available to download. Update includes 2 big changes and other features. It could win back some users who've left. Mozilla is back with another release of Firefox, and this time, some features might make you come back (if you've left). These two features, along with a few other updates and the usual bug fixes, might make Firefox 143 attractive to a cer

Webinar: Your browser is the breach — securing the modern web edge

The web browser has quietly become one of the most critical components of enterprise infrastructure—and one of the most dangerous. On September 29th at 12:00 PM ET, BleepingComputer and SC Media will co-host a live webinar with browser security experts from Push Security, exploring how modern web browsers have become the primary attack surface for identity-based intrusions, SaaS abuse, and session hijacking. The webinar "Your Browser Is the Breach: Securing the Modern Web Edge" will explore th

Why do browsers throttle JavaScript timers?

Posted August 31, 2025 by Nolan Lawson in performance, Web. Tagged: timers. 9 Comments Even if you’ve been doing JavaScript for a while, you might be surprised to learn that setTimeout(0) is not really setTimeout(0) . Instead, it could run 4 milliseconds later: const start = performance.now() setTimeout(() => { // Likely 4ms console.log(performance.now() - start) }, 0) Nearly a decade ago when I was on the Microsoft Edge team, it was explained to me that browsers did this to avoid “abuse.” I.

The Buyer’s Guide to Browser Extension Management

While most enterprises lock down endpoints, harden networks, and scan for vulnerabilities, one of the riskiest vectors often slips through unmonitored: browser extensions. These small, user-installed applications can execute privileged code, access sensitive DOM elements, intercept network requests, and even exfiltrate data, all within the context of enterprise-approved browsers. Keep Aware’s new Buyer’s Guide to Browser Extension Management explores how security and IT leaders can achieve comp

How Yichao “Peak” Ji became a global AI app hitmaker

At first sight, Manus works like most chatbots: Users can ask it questions in a chat window. However, besides providing answers, it can also carry out tasks (for example, finding an apartment that meets specified criteria within a certain budget). It does this by breaking tasks down into steps, then using a cloud-based virtual machine equipped with a browser and other tools to execute them—perusing websites, filling in forms, and so on. Ji is the technical core of the team. Now based in Singapo

Speed Brain: Helping web pages load faster (2024)

18 min read Each time a user visits your web page, they are initiating a race to receive content as quickly as possible. Performance is a critical factor that influences how visitors interact with your site. Some might think that moving content across the globe introduces significant latency, but for a while, network transmission speeds have approached their theoretical limits . To put this into perspective, data on Cloudflare can traverse the 11,000 kilometer round trip between New York and Lo

How Atlassian's $610 million AI browser acquisition puts knowledge workers first

SOPA Images/Contributor/LightRocket via Getty Images Follow ZDNET: Add us as a preferred source on Google. ZDNET's key takeaways Atlassian has acquired The Browser Company, maker of Arc and Dia. The company's new browser will be designed for knowledge workers. Like Dia, it will leverage agentic AI to take action on behalf of users. The race to build the next generation of web browsers is heating up. Atlassian, the software company behind Trello and Jira, announced on Thursday that it ha

Topics: ai browser dia search web

Ask HN: What Arc/Dia features should we prioritize?

Feature request: What would you love to see in BrowserOS? This is a place to share feature ideas and requests for BrowserOS. Drop your suggestions below! 👇 Tell us what features you'd love to see - we'll follow up if we have questions and consider them for our roadmap! React with ❤️ to requests you'd also want! P.S.: Join our Discord to chat with the community 👋

Why Browser Company at $610M is cheap

first, what does this price mean for the browser company? their last round valued them at $550m, so this is basically giving the previous investors their money back. in other words, bare minimum price they could sell for without somebody taking a loss. pretty bad for them: the market sees no future value, josh’s “vision” for browsers couldn’t get better than buzzwords. second, what does this price mean for atlassian? they have $3b cash, so this is 20% of their piggy bank. and with $1.2b q3 prof

Atlassian is acquiring The Browser Company

Mike Cannon-Brookes, co-founder and CEO of Atlassian, speaks at the National Electrical Vehicle Summit in Canberra, Australia, on Aug. 19, 2022. Cannon-Brookes is urging Australia to show more ambition on climate action, even as the new government legislates plans to strengthen the country's carbon emissions cuts. Atlassian said it has agreed to acquire The Browser Co., a startup that offers a web browser with artificial intelligence features, for $610 million in cash. The companies aim to clo

6 browser-based attacks all security teams should be ready for in 2025

What security teams need to know about the browser-based attack techniques that are the leading cause of breaches in 2025. “The browser is the new battleground.” “The browser is the new endpoint”. These are statements you’ll run into time and again as you read articles on websites like this one. But what does this actually mean from a security perspective? In this article, we’ll explore what security teams are trying to stop attackers from doing in the browser, breaking down what a “browser-b

Browser Company (makers of Arc browser) Acquired By Atlassian for $610M

Roden Crater, James Turrell. Photographed by Agostino De Rosa, 2009. Today, The Browser Company of New York is entering into an agreement to be acquired by Atlassian in an all-cash transaction. We will operate independently, with Dia as our focus. Our objective is to bring Dia to the masses. Now that the headline is out of the way, we have to admit: it’s an odd experience writing an acquisition announcement. How do you fit five years of sweat, risk, and late nights into a few paragraphs? Espec

Atlassian is buying Arc maker The Browser Company for $610 million

The Browser Company — the maker of the Arc and AI-centric Dia browsers — is set to have a new owner. Atlassian is buying it for around $610 million in an all-cash deal , which it expects to close in the second quarter of its fiscal year 2026 (i.e. by the end of the 2025 calendar year). According to The Browser Company, it will continue to operate independently as it builds Dia. A private beta for the browser started in June . Arc (a well-regarded browser on which the company has ended active de

Atlassian is acquiring the Browser Company

Mike Cannon-Brookes, co-founder and CEO of Atlassian, speaks at the National Electrical Vehicle Summit in Canberra, Australia, on Aug. 19, 2022. Cannon-Brookes is urging Australia to show more ambition on climate action, even as the new government legislates plans to strengthen the country's carbon emissions cuts. Atlassian said it has agreed to acquire The Browser Co., a startup that offers a web browser with artificial intelligence features, for $610 million in cash. The companies aim to clo

Atlassian agrees to acquire The Browser Co. for $610 million

Mike Cannon-Brookes, co-founder and CEO of Atlassian, speaks at the National Electrical Vehicle Summit in Canberra, Australia, on Aug. 19, 2022. Cannon-Brookes is urging Australia to show more ambition on climate action, even as the new government legislates plans to strengthen the country's carbon emissions cuts. Atlassian said it has agreed to acquire The Browser Co., a startup that offers a web browser with artificial intelligence features, for $610 million in cash. The companies aim to clo

Atlassian agrees to acquire The Browser Company for $610 million

Mike Cannon-Brookes, co-founder and CEO of Atlassian, speaks at the National Electrical Vehicle Summit in Canberra, Australia, on Aug. 19, 2022. Cannon-Brookes is urging Australia to show more ambition on climate action, even as the new government legislates plans to strengthen the country's carbon emissions cuts. Atlassian said it has agreed to acquire The Browser Company, a startup that offers a web browser with artificial intelligence features, for $610 million in cash. The companies aim to

The company behind the Dia and Arc browsers is being acquired

Mike Cannon-Brookes, the CEO of enterprise software giant Atlassian, was one of the first users of the Arc browser. Over the last several years, he has been a prolific bug reporter and feature requester. Now he’ll own the thing: Atlassian is acquiring The Browser Company, the New York-based startup that makes both Arc and the new AI-focused Dia browser. Atlassian is paying $610 million in cash for The Browser Company, and plans to run it as an independent entity. The conversations that led to t

The Browser Company (Arc, Dia) Has Been Acquired by Atlassian

Today, I’m excited to share an exciting step forward for Atlassian. We’ve entered into an agreement to acquire The Browser Company of New York, the team behind the incredible Dia and Arc browsers. By combining The Browser Company’s passion for building browsers people love with Atlassian’s deep expertise on how the world’s best teams operate, we have the opportunity to transform how work gets done in the AI era. A Browser for Doing, Not Just Browsing Today’s browsers weren’t built for work. T

The Browser Company, maker of Arc and Dia, is being acquired

Mike Cannon-Brookes, the CEO of enterprise software giant Atlassian, was one of the first users of the Arc browser. Over the last several years, he has been a prolific bug reporter and feature requester. Now he’ll own the thing: Atlassian is acquiring The Browser Company, the New York-based startup that makes both Arc and the new AI-focused Dia browser. Atlassian is paying $610 million in cash for The Browser Company, and plans to run it as an independent entity. The conversations that led to t

Atlassian to buy Arc developer The Browser Company for $610M

Productivity software maker Atlassian has agreed to acquire The Browser Company, which makes the Arc and Dia browsers, for $610 million in cash. “Today’s browsers weren’t built for work; they were built for browsing. This deal is a bold step forward in reimagining the browser for knowledge work in the AI era,” Mike Cannon-Brookes, Atlassian’s CEO and co-founder, said in a statement. “Together, we’ll create an AI-powered browser optimized for the many SaaS applications living in tabs – one that

Say Bye with JavaScript Beacon

Sometimes we want to send a piece of data to our servers when user leaves our website or webapp. Maybe it’s for for analytics or even auto-logout when they leave the website. But do you know what is a reliable way of doing it? Most of you might say use XMLHTTPRequest (or fetch) in beforeunload or unload events. Like, window . addEventListener ( "beforeunload" , () => { fetch ( '/analytics' , { method : "POST" , headers : { "Content-Type" : "application/json" , }, body : JSON . stringify ({ eve

Judge: Google can keep Chrome, must share search data with “qualified competitors”

Google has avoided the worst-case scenario in the pivotal search antitrust case brought by the US Department of Justice. More than a year ago, the Department of Justice (DOJ) secured a major victory when Google was found to have violated the Sherman Antitrust Act. The remedy phase took place earlier this year, with the DOJ calling for Google to divest the market-leading Chrome browser, release data to competitors, and end many of its search distribution deals. The government is getting almost n

Is ChatGPT not working for you? Here’s how you can try to fix it

Mahmoud Itani / Android Authority Update: September 3, 2025 (4:19 AM ET): ChatGPT seems to be facing some issues. Reports are starting to spike on DownDetector, and OpenAI’s status page also shows that ChatGPT is currently experiencing problems. It seems the chatbot is not displaying responses for users across the globe. We’ll update this article when we know more or when the issue is resolved. OpenAI is currently investigating the problem. Original article: ChatGPT has quickly turned into one