Page Updated: Wednesday, October 21, 2026 8:57 AM ET

Ars Technica - Business

PHP warns it plans to release 2 emergency patches imminently

10 hours ago

The Internet goes on high alert after discovery of 8 compromised TLS certs

17 hours ago

Meta Muse exposes users' personal and business secrets when they share conversations

1 day ago

PSA: Patch your Plex media server before someone hacks it

1 day ago

ReactOS reaches major milestone with NTFS install support

1 day ago

OpenAI models hacked a crypto wallet and breached more websites

4 days ago

Targeted ads delivered 0-click exploits to install mercenary malware

5 days ago

Fridge hack costing millions and sparking fires stemmed from poor security

6 days ago

Anthropic warns small AI models could self-replicate through IoT devices

7 days ago

Topgolf saved over $11.3 million after leaving VMware

7 days ago

PC shipments fall 20.1 percent in "sharpest decline" since Q1 2023

11 days ago

Hackers obtain counterfeit TLS certificates for Google and other large services

14 days ago

OpenAI agents tried to hack Wikipedia tools and flooded it with traffic

15 days ago

Licensing costs driving 90 percent of VMware users to explore options: Survey

15 days ago

MCP for agent-to-agent comms may be the riskiest protocol you've never heard of

15 days ago

Apple changes full-disk access permissions to curb abuse from AI agents

18 days ago

Hacks of 2 federal agencies in a month have spilled a bonanza of sensitive data

19 days ago

Memory executives expect RAM shortage to continue through 2028

19 days ago

Attackers have been exploiting critical Zimbra flaw to steal emails

20 days ago

Cloudflare plans to issue quantum-safe TLS certificates

21 days ago

Your uncle's frozen Mac says it's infected after viewing a Google ad. Now what?

25 days ago

There's a new way to break RSA that's faster than anything we've seen before

27 days ago

Microsoft disrupts AI-assisted platform that compromised 12,000 accounts

28 days ago

IT mistake erases 11 years of viewing history for hospitals' maternity records

28 days ago

Muse, Meta's extraordinarily privileged AI assistant, has a serious 0-day

29 days ago

An undercover Google analyst infiltrated a notorious supply-chain hacking gang

1 month ago

LLMs respond differently to harmful prompts when AI watermarking is used

1 month ago

Nonprofit that tracks meteors taken down by 'critical blow' from a cyberattack

1 month ago

AI bots 'Timmy,' 'Ren,' and 'Jackie' are flooding social media with slop

1 month ago

ClickFix attacks infecting PCs and Macs are going viral

1 month ago

Four groups caught using the same Chrome and Windows exploit kit

1 month ago

Why this month's Microsoft patch release is a doozy

1 month ago

OpenAI agents discussed ways to escape their sandbox on public wiki

1 month ago

"Trust, not features, is the real deficit": VMware tries to appease SMBs

1 month ago

Once popular for attacking AI, ASCII smuggling is embraced by spammers

1 month ago

Confused about which VPN is right, US senator asks the NSA for guidance

1 month ago