U.S. cybersecurity agency CISA says the CopyFail bug is being actively used in hacking campaigns, and poses a major risk to servers and data centers that rely on Linux.

Days after the disclosure of a critical vulnerability in popular web hosting software cPanel and WHM, hackers are now targeting and hacking thousands of vulnerable websites.

Virginia and Washington, D.C. paused the data collection and sharing, after Bloomberg's investigation found their health insurance marketplaces were sharing users' information with advertisers.

The BOGO offer is live. For a limited time, buy one pass to TechCrunch Disrupt 2026 and get 50% off a second of the same ticket type. Offer ends this Friday, May 8. Save here.

OpenAI has been using Yubico keys internally already – with its Advanced Account Security program, now its users can too.

Company insides pose a bigger risk than ever to company cybersecurity, and attackers know this.

Not only is AI helping attackers generate more sophisticated phishing attacks, but it's also democratizing tools to even more attackers.

Hackers used vehicle-mounted SMS blasters to impersonate networks, disrupt millions of connections, and infiltrate thousands of devices across Toronto streets.

Canonical under sustained DDoS attack as Ubuntu 26 releases

Torrance, United States / California, 1st May 2026, CyberNewswire

The post Criminal IP and Securonix ThreatQ Collaborate to Enhance Threat Intelligence Operations first appeared on Tech Startups.

A group of hacktivists have claimed responsibility for a distributed denial-of-service attack, which has affected several Ubuntu and Canonical websites, and prevented users from updating the Linux-based operating system.

Zero-day exploit instantly grants administrator access on most Linux distributions since 2017

Web hosts are scrambling to fix the bug under active attack by hackers. One company said hackers have been abusing the bug for months.

OpenAI will begin rolling out its cybersecurity testing tool, GPT-5.5 Cyber only "to critical cyber defenders" at first.

OpenAI is launching additional opt-in protections for ChatGPT accounts. The new security initiative includes a new partnership with security key provider Yubico.

The security bug is now fixed, but the patient who found it said it was challenging to alert the software company about the issue.

The government of Sri Lanka has lost more than $3 million in two recent, separate cybersecurity incidents as the country continues to recover from its 2022 debt crisis.

A ransomware's major flaw meant that files cannot be decrypted because of a programming mistake. It also has several minor issues, showing that its creator may not be as sophisticated as suggested. Still, researchers point out that these can be rectified in future versions of the malware.

MAS said financial institutions should close vulnerabilities, patch systems quickly, and tighten cyber hygiene.

Cato said the hire follows an expansion of its Tel Aviv office and plans to add more than 140 employees in 2026.