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🚨 QLNX, a previously undocumented #Linux RAT, is targeting developers and DevOps systems to steal npm, PyPI, AWS, Kubernetes, Docker, and CI/CD credentials. The malware uses fileless execution, PAM backdoors, eBPF rootkits, and 58 remote commands to maintain covert access and hijack software supply chains. Learn more about QLNX here: https://thehackernews.com/2026/05/quasar-linux-rat-steals-developer.html

⚠️ A new #Linux flaw is now under active exploitation. CISA added CVE-2026-31431 to its KEV list. The bug lets low-privilege users gain full root access. Patches released. Fix deadline: May 15, 2026. Read: https://thehackernews.com/2026/05/cisa-adds-actively-exploited-linux-root.html

⚠️ A new #Linux flaw mirrors Dirty Pipe—but adds cross-container impact. “Copy Fail” (CVE-2026-31431) lets any local user overwrite cached system files and run them as root. No race condition. Works across major Linux distros since 2017. 🔗 Read → https://thehackernews.com/2026/04/new-linux-copy-fail-vulnerability.html

🚨 China-linked APT UAT-9244 has been targeting telecom networks in South America since 2024. Cisco Talos uncovered 3 new implants across Windows, #Linux, and edge devices—used for persistence, command control, and large-scale brute-force scanning. 🔗 Inside TernDoor, PeerTime, and BruteEntry → https://thehackernews.com/2026/03/china-linked-hackers-use-terndoor.html

Take the following quiz about the #Linux command line (20 questions) and see how much you would score in these very basic questions! https://quiz.fosspost.org/quiz/introduction-to-linux-command-line-quiz/

Take the following quiz about software management in #Linux! Learn the basics of apt/dnf/zypper/rpm/dpkg in few minutes: https://quiz.fosspost.org/quiz/software-management-from-the-command-line/

Linux Kernel 5.9 was released, get to know the new features from Kernel Newbies website: https://kernelnewbies.org/Linux_5.9 #Linux

#Linux 🛡 AdGuard Home 安装及使用指北 📝 阅读原文：博客 | 少数派 一个好产品，需要广而告之，才能活下去，一部好影片，需要广而告之，才有好的票房。从口口相传发展到千人千面，广告已从单向的传播形式发展成为基于个人喜好专门投放，用户的接受权由主动变为被动 但当广告时时刻刻充斥在我们的生活，新闻有贴片广告，朋友圈有互动广告，电视剧有片头广告，小网站上还有~~性感荷官~~在线发牌，如果你有在多设备上对去除广告的需求，AdGuard Home 或许是一个不错的选择，它能够给你带来一个清爽的网络世界 以往我们习惯在电脑浏览器上使用 AdBlock Plus、AdGuard、Ghostery、uBlock Origin 之类的广告拦截与隐私防护插件，从而去除网页上扰人的广告。对于 Android 与 iOS，受限于系统权限、过滤模式，想在手机上「找到一块净土」，需要花费一番功夫 AdGuard Home 是 AdGuard 开源的一个私人 DNS 服务端，只需在网关部署，即可实现全局域网的广告拦截与隐私反追踪。在 DNS 解析的过程中，匹配规则库内的 Url 进行拦截，同时在客户端中，还可以通过自定义过滤规则实现网页 DOM 的拦截 👉 文章目录 - 广告拦截 / 反追踪插件是如何起作用的 - 如何安装与配置 AdGuard Home - 推荐的过滤规则与上游 DNS 服务器 - 在安装与使用过程中的常见问题 📘 关联阅读 1️⃣AdGuard Home Wiki 2️⃣想获得「干净」的网页浏览体验？你需要这份全平台去广告指南 3️⃣The Coalition for Better Ads - Better Ads Standards 频道：@NewlearnerChannel

#linux Pandoc - Markdown界的瑞士军刀 可以将 Markddown 转换成各个格式的文档 可以调整输出文档时的字体大小 可以调整输出文档时的图片大小 …… 安装: brew install pandoc 官网 https://pandoc.org 使用参考：http://zhouyichu.com/misc/Pandoc/

Why all my servers have an 8GB empty file. #article#linux @thedevs https://kutt.it/cunRX6