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Unsecured Elasticsearch database exposes 220 million airline passenger records tied to Vietnam

Researchers at Kinryū Labs found an unprotected Elasticsearch cluster called 'pax-info' hosted on Viettel IP space in Hanoi, containing over 220 million passenger and crew entries spanning 2017 to 2026. The data included passport numbers, birthdates, nationalities, flight details, seat assignments and baggage references for travelers of many nationalities passing through Vietnam. BleepingComputer could not confirm exactly which organization operated the system.

Bryan Cantrill Calls Out LinkedIn Users for AI-Written Posts

In a LinkedIn post republished on his blog, engineer Bryan Cantrill criticizes the growing use of LLMs to write LinkedIn content, arguing the results are stylistically obvious and often poor quality. He points to telltale patterns like excessive emojis, choppy paragraphs, and 'not just...but also' phrasing as giveaways of AI authorship. Cantrill argues LinkedIn's own AI rewrite prompts encourage this behavior, worsening the platform's content quality.

Study Ties Long-Term Melatonin Use to Higher Heart Failure Risk

A new American Heart Association study found that chronic insomniacs who took melatonin supplements for a year or longer were about 90 percent more likely to develop congestive heart failure within five years than non-users. Researchers also found melatonin users were nearly 3.5 times more likely to be hospitalized for heart failure, based on analysis of anonymized health records rather than a controlled clinical trial.

OVERCAST PANDA breached executive laptops with in-person USB attacks in Hainan hotel rooms

CrowdStrike says the China-linked group OVERCAST PANDA physically entered hotel rooms of executives attending an agricultural conference on Hainan Island between March and May 2026, booting their unattended laptops from a USB drive to install the FlowCloud backdoor while the victims were at dinner. No phishing, credential theft, or network intrusion was involved—the attackers relied entirely on physical access to unlocked, unattended devices. CrowdStrike's OverWatch team detected and disrupted the intrusions and expects the group to keep using this method.

New tools flag AI-sounding phrases in human writing

Two web tools, the LLM cliché highlighter and Slop Tells, scan text for stock phrases and stylistic quirks associated with AI-generated writing, such as certain idioms and sentence patterns that large language models tend to overuse. The tools aim to help writers identify and remove language that might make their work seem machine-generated, even when it isn't.

Microsoft to reveal Azure's exact quarterly revenue under new two-segment reporting

Microsoft is restructuring its financial reporting from three business segments into two: Agents and Infra, and Devices and Consumer. As part of the overhaul, the company will for the first time disclose Azure's actual quarterly revenue figures rather than just year-over-year growth percentages, though the metric will now exclude GitHub cloud, Security Copilot, and Healthcare and Life Sciences cloud revenues.

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