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    Cloudflare Containers flaw exposed cross-tenant data fragments●Discover how a Cloudflare Containers data flaw exposed cross-tenant fragments. Learn about the skip_block_zeroing thin pMmastodonTechnologyCybersecurity12 d ago

    A reported vulnerability in Cloudflare Containers, linked to a skip_block_zeroing thin provisioning issue, allegedly allowed fragments of data from other tenants to be exposed across customer boundaries. Security commentary is focusing on how uninitialized storage blocks in thin-provisioned environments can leak residual data, raising questions about isolation guarantees in shared container infrastructure.

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    Cloudflare fixes cross-tenant data exposure in Containers sandboxesβ—πŸ€– Cloudflare Containers/Sandboxes cross-tenant data exposure: dm-thin storage pools ran with skip_block_zeroing, so a WoMmastodonTechnologyCybersecurity23 d ago

    A cross-tenant data exposure flaw in Cloudflare's Containers and Sandboxes has been disclosed and fixed. The issue stemmed from dm-thin storage pools running with skip_block_zeroing enabled, meaning newly written 4 KiB pages into unmapped 64 KiB blocks could leave residual data on raw devices. A Workers Paid tenant could reportedly read up to 60 KiB of data left behind by a previous tenant from /dev/vdc. Cloudflare has patched the issue, and security communities are discussing the implications of shared-storage isolation failures in multi-tenant cloud platforms.

  3. 3
    AI and Cloud Demand Reshapes Seagate's Investment Storyβ–ΌHow Cloud And AI Storage Demand At Seagate Has Changed Its Investment Storyβœ‰newsTechnology4 d ago

    Seagate's investment case is shifting as demand for cloud and AI-related data storage accelerates, prompting analysts to re-evaluate the hard drive maker's growth prospects. The company, long seen as a cyclical hardware business, is increasingly viewed as a beneficiary of the AI infrastructure buildout, with hyperscalers needing vast storage capacity. Investors are now weighing whether this demand can sustain revenue and margins beyond a typical upgrade cycle.

  4. 4
    Backblaze releases Q2 2026 hard drive failure statistics●Backblaze drive stats for Q2 2026Yhn28314 h ago

    Backblaze has published its quarterly drive reliability report covering the second quarter of 2026, detailing annualized failure rates across the hard drives in its cloud storage fleet. The report is a regular fixture for anyone tracking which drive models hold up best over time, and the latest edition drew a large, engaged audience on Hacker News as readers compared model reliability and annualized failure figures.

  5. 5
    Hacker News debate: least-privilege access for AI agents to cloud files●Ask HN: Allow agents access to cloud files with least privilege?YhnEnvironment63 min ago

    A Hacker News discussion asks whether AI agents should be granted access to cloud-stored files under least-privilege principles, limiting what each agent can read or write. Commenters are weighing how to scope permissions for autonomous tools without exposing sensitive data, and whether existing identity and access management frameworks are adequate for machine agents.

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    Tuta and Nextcloud team up to replace Google and Microsoft 365●@ Tutanota & @ nextcloudupdate @ nextcloud_main slΓ₯r sig sammen for at gΓΈre det muligt, fuldt at erstatte MS365 og GooglMmastodonTechnologySoftware41 h ago

    Tutanota (Tuta) and Nextcloud have announced a partnership to offer a full alternative to Microsoft 365 and Google Workspace. The German-built, open-source combination integrates the Tuta app into Nextcloud, aiming to give users a digital sovereignty option for email, cloud storage and office tools. The offering is free of charge, and supporters are highlighting European digital independence from US tech giants as the key selling point.

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    A quick breakdown of what sits inside a data center rack●What actually goes inside a data center rack? Here is a quick breakdown of the key components and what each one does πŸ˜ŽπŸ‘‡MmastodonTechnology118 h ago

    A technology educator has shared a walkthrough of the main components found inside a data center rack, explaining what each part does. The breakdown covers standard hardware such as servers, switches, storage and power distribution, and is aimed at readers wanting a plain-language primer on data center infrastructure. It is being shared alongside free downloadable infographics and ebooks on computing topics, drawing attention from people interested in hardware and IT basics.

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    Privacy experts push layered encryption stack for 2026●The best privacy stack 2026: encrypted email, no-logs VPN, DNS filtering, and encrypted cloud storage combined so no sinMmastodonTechnologyCybersecurity119 h ago

    A cybersecurity writer is promoting a layered privacy setup for 2026 that combines encrypted email, a no-logs VPN, DNS filtering and encrypted cloud storage. The idea is that each layer covers for the others, so no single leak exposes a user's data. The guide is circulating among privacy and infosec audiences.

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