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Show HN: Build Your Own OpenClaw – A step by step guide

Hacker News - Fri, 03/13/2026 - 9:20am

A step-by-step tutorial to build your own AI agent, from a simple chat loop to a lightweight version of OpenClaw.

*18 progressive steps* that teach you how to build an minimal version of OpenClaw. Each step includes:

- A `README.md` going through key components and design decision. - A Runnable codebase.

Comments URL: https://news.ycombinator.com/item?id=47364100

Points: 2

# Comments: 0

Categories: Hacker News

My Toddler Has a Better Sleep Score Than Me, and I Have the Data to Prove It

CNET Feed - Fri, 03/13/2026 - 9:00am
This popular wearable and baby monitor helped me view our sleep side by side, and what I learned surprised me.
Categories: CNET

Best Android Smartwatch for 2026

CNET Feed - Fri, 03/13/2026 - 9:00am
Premium powerhouses, budget steals and everything in between. Our favorite Android smartwatches strike the right balance between features and performance.
Categories: CNET

Google patches two Chrome zero-days under active attack. Update now

Malware Bytes Security - Fri, 03/13/2026 - 8:58am

Google has released an out-of-band security update for Chrome desktop that patches two high‑severity zero‑day vulnerabilities.

Both bugs can be exploited remotely and require only that a user visit a malicious website. Because the attack complexity is low, the vulnerabilities pose a higher real-world risk.

How to update Chrome

The latest version numbers are 146.0.7680.75/76 for Windows and macOS and 146.0.7680.75 for Linux. If your Chrome browser is on version 146.0.7680.75 or later, you’re protected from these vulnerabilities.

The easiest way to stay up to date is to allow Chrome to update automatically. However, updates can lag if you rarely close your browser, or if something interferes with the update process.

To update manually:

  1. Click the More menu (three dots)
  2. Go to Settings > About Chrome.
  3. If an update is available, Chrome will start downloading it.
  4. Restart Chrome to complete the update, and you’ll be protected against these vulnerabilities.
Chrome (on Windows) is up to date

You can also find step-by-step instructions in our guide to how to update Chrome on every operating system, which includes instructions for checking your version number.

Technical details

Google reports that it discovered and fixed both bugs internally, with patches landing within roughly two days of reporting.

CVE‑2026‑3909 is an out‑of‑bounds write vulnerability in Skia, Chrome’s 2D graphics library used to render web content and UI elements. A remote attacker can lure a user to a malicious webpage that triggers the bug, corrupts memory, and potentially achieves code execution in the browser context. Skia is an open source 2D graphics library used not only in Google Chrome but also in many other products.

CVE‑2026‑3910 is an inappropriate implementation flaw in the V8 JavaScript and WebAssembly engine. A specially crafted HTML page could allow a remote attacker to execute arbitrary code inside the V8 sandbox. V8 is the engine that Google developed for processing JavaScript, and it has seen more than its fair share of bugs.

Chrome’s Skia and V8 components are prime targets because they sit directly on the path between untrusted web content and the underlying system.

It is possible to chain an out‑of‑bounds write in Skia with other bugs to break out of the renderer sandbox, while V8 implementation flaws frequently appear in exploit chains used by targeted threat actors and spyware vendors.

How to stay safe

To protect your device, update Chrome as soon as possible. Here are some more tips to avoid becoming a victim, even before a zero-day is patched:

  • Don’t click on unsolicited links in emails, messages, unknown websites, or on social media.
  • Enable automatic updates and restart regularly. Many users leave browsers open for days, which delays protection even if the update is downloaded in the background.
  • Use an up-to-date, real-time anti-malware solution which includes a web protection component.

Users of other Chromium-based browsers can expect to see a similar update soon.

We don’t just report on threats—we remove them

Cybersecurity risks should never spread beyond a headline. Keep threats off your devices by downloading Malwarebytes today.

Categories: Malware Bytes

Iran-Linked Hackers Take Aim at US and Other Targets, Raising Risk of Cyberattacks During War

Security Week - Fri, 03/13/2026 - 8:32am

Pro-Iranian hackers are targeting sites in the Middle East and starting to stretch into the United States during the war, raising the risk of American defense contractors, power stations and water plants.

The post Iran-Linked Hackers Take Aim at US and Other Targets, Raising Risk of Cyberattacks During War appeared first on SecurityWeek.

Categories: SecurityWeek

Ramp Is Coming to Europe

Hacker News - Fri, 03/13/2026 - 8:31am
Categories: Hacker News

Soloterm

Hacker News - Fri, 03/13/2026 - 8:28am

Article URL: https://soloterm.com/

Comments URL: https://news.ycombinator.com/item?id=47363555

Points: 1

# Comments: 0

Categories: Hacker News

Grasp Protocol

Hacker News - Fri, 03/13/2026 - 8:24am

Article URL: https://gitgrasp.com/

Comments URL: https://news.ycombinator.com/item?id=47363504

Points: 1

# Comments: 0

Categories: Hacker News

Dreaming of a Ten-Year Computer

Hacker News - Fri, 03/13/2026 - 8:24am
Categories: Hacker News

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