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What if converting Dockerfiles was as simple as a single command? 🚀🤔

DFC (Dockerfile Converter) transforms traditional Dockerfiles into compatible versions using Chainguard Images and APKs. It adjusts FROM lines, RUN commands, and more. Example:
`RUN apt-get install nano` → `RUN apk add --no-cache nano`.

#Dockerfiles #CLItools #DevOps

🔗 Project link on #GitHub 👉 github.com/chainguard-dev/dfc

#Infosec #Cybersecurity #Software #Technology #News #CTF #Cybersecuritycareer #hacking #redteam #blueteam #purpleteam #tips #opensource #cloudsecurity

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🔐 P.S. Found this helpful? Tap Follow for more cybersecurity tips and insights! I share weekly content for professionals and people who want to get into cyber. Happy hacking 💻🏴‍☠️

To all our friends in Asia/Pacific timezones: We really wish we could bend time so all of you could join us live for Wagtail Space 2025.

We do have one "early" social that may be at a reasonable evening hour for you. Also, you can access all of the talk recordings at any time if you get a ticket.

Tickets are free and you can grab one right here: events.zoom.us/ev/AtWesoZI_eMU

"Speaking on October 21 at PDXCPP: Portland OR C++ meetup" by Herb Sutter - The chair of the ISO C++ committee and Standard C++ Foundation will speak at Portland C++ (PDXCPP) Meetup on Tue Oct 21 at 7pm. The meetup has changed location (usually at Lucky Labrador Brew Pub on SE Hawthorne in Portland) for this high-profile speaker to Siemens EDA, 8005 Boeckman Rd, Wilsonville OR. herbsutter.com/2025/10/08/spea #PDXCPP #CPP #CPlusPlus #OpenSource #software #engineering #tech #Portland #Oregon #PNW

Sutter’s Mill · Speaking on October 21 at PDXCPP: Portland OR C++ meetupIn two weeks I’ll be giving a talk at the local C++ meetup here in peaceful, quirky, dog-walking, frisbee-throwing, family-friendly Portland, Oregon, USA. PDXCPP – Monthly MeetupOctober…

We’re hiring on the Red Hat Bootloader team! Work on GRUB2, shim, the Linux kernel, and core bootloader toolchains — the foundation of every Red Hat system.

Location: Brno, Czech Republic 🇨🇿
Apply here : redhat.wd5.myworkdayjobs.com/J

redhat.wd5.myworkdayjobs.comSenior Software Engineer - Bootloader Engineer (Brno Office, Czech Republic)Red Hat Core Platforms Engineering is looking for an experienced Senior Software Engineer specifically working on bootloader stack enablement. In this role, you will work on the Red Hat Enterprise Linux (RHEL) Bootloader team, maintaining and enhancing the bootloader stack inside Red Hat Enterprise Linux, CentOS Stream, and Fedora as well as contributing to upstream bootloader development and any related general Linux hardware enablement. You’ll work directly with partners and customers to solve defects in various subsystems and add new features to the components involved in the boot path, often requiring work in multiple upstream communities, including Linux kernel, grub2 and shim. Working remotely or in a Red Hat office is a possibility. Successful applicants must reside in a country where Red Hat is registered to do business. What you will do Collaborate regularly and proactively with a globally distributed team Work with multiple Tier 1 computer/silicon manufacturers and cloud providers on bootloader support Maintain and create upstream projects to support new hardware and firmware technologies as they relate to the Linux boot process Contribute to feature enhancements and bug fixes in projects including the Linux kernel, grub2, shim, and associated tools and toolchains Maintain packages in RHEL and Fedora, including fixing bugs, rebasing to latest mainline releases, and backporting changes from upstream Contribute functional changes and bug fixes to address partner requests for enhanced functionality Develop test cases to ensure the correctness of patches Participate in partner roadmap sessions and map partner requirements to development plans Participate in industry standards bodies such as the UEFI Forum, Trusted Computing Group (TCG), and Distributed Management Task Force (DMTF) Participate in industry conferences such as Linux Plumbers Conference and UEFI Plugfests What you will bring High proficiency in C, background in scripting languages (bash and Python), Assembly language is a big plus Familiarity with the GNU toolchain, specifically gcc, binutils, linking, and loading Experience with common build systems (Make and/or Meson) Experience debugging and troubleshooting kernel code, platform firmware (e.g. BIOS, U-Boot, or edk2), and/or bootloaders Familiarity with x86-64 and/or ARMv8 UEFI boot process Experience contributing to or leading open source, globally distributed projects Good written and verbal communication skills in English The following are considered a plus: Experience with contributing to low-level platform projects (e.g. fwupd, the Linux TPM2 stack, or shim) Familiarity with ACPI and/or Device Tree hardware topology descriptions Familiarity with System z and/or POWER boot process Experience working directly with silicon vendors (“IHVs”) and/or hardware manufacturers (“ODMs”) on feature development, platform bringup and debugging About Red Hat Red Hat is the world’s leading provider of enterprise open source software solutions, using a community-powered approach to deliver high-performing Linux, cloud, container, and Kubernetes technologies. Spread across 40+ countries, our associates work flexibly across work environments, from in-office, to office-flex, to fully remote, depending on the requirements of their role. Red Hatters are encouraged to bring their best ideas, no matter their title or tenure. We're a leader in open source because of our open and inclusive environment. We hire creative, passionate people ready to contribute their ideas, help solve complex problems, and make an impact. Inclusion at Red Hat Red Hat’s culture is built on the open source principles of transparency, collaboration, and inclusion, where the best ideas can come from anywhere and anyone. When this is realized, it empowers people from different backgrounds, perspectives, and experiences to come together to share ideas, challenge the status quo, and drive innovation. Our aspiration is that everyone experiences this culture with equal opportunity and access, and that all voices are not only heard but also celebrated. We hope you will join our celebration, and we welcome and encourage applicants from all the beautiful dimensions that compose our global village. Equal Opportunity Policy (EEO) Red Hat is proud to be an equal opportunity workplace and an affirmative action employer. We review applications for employment without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, ancestry, citizenship, age, veteran status, genetic information, physical or mental disability, medical condition, marital status, or any other basis prohibited by law. Red Hat does not seek or accept unsolicited resumes or CVs from recruitment agencies. We are not responsible for, and will not pay, any fees, commissions, or any other payment related to unsolicited resumes or CVs except as required in a written contract between Red Hat and the recruitment agency or party requesting payment of a fee. Red Hat supports individuals with disabilities and provides reasonable accommodations to job applicants. If you need assistance completing our online job application, email application-assistance@redhat.com. General inquiries, such as those regarding the status of a job application, will not receive a reply. We’re the world’s leading provider of enterprise open source solutions—including Linux, cloud, container, and Kubernetes. We deliver hardened solutions that make it easier for enterprises to work across platforms and environments, from the core datacenter to the network edge. At Red Hat, our commitment to open source extends beyond technology into virtually everything we do. We collaborate and share ideas, create inclusive communities, and welcome diverse perspectives from all Red Hatters, no matter their role. It’s what makes us who we are. Some of the most knowledgeable and passionate people in the technology industry work here. Whether we’re building software, championing our products, or training new associates, we’re collaborating openly to make a difference in the world of open source and beyond.

From Ghent to Brussels, the Linux Foundation community will gather to share insights, exchange ideas, and shape the next phase of open collaboration.

Join us Oct 28–30 for three exciting days of discussion, learning, and connection.
linkedin.com/feed/update/urn:l

www.linkedin.com#opensource #lfeuropemembersummit #lfeuroperoadshow #ossecurityforum | Linux Foundation EuropeWho’s joining us in Ghent or Brussels later this month? 👋 We are excited to gather with our community for a series of events that will shape the future of open collaboration in Europe! 🇪🇺 As we build on the success of the 2024 Linux Foundation Member Summit, we are heading to Belgium for three impactful days of discussion, innovation, and connection: 🗓️ Linux Foundation Events in Belgium 28 October – Linux Foundation Europe Member Summit, Ghent https://lnkd.in/dC3Sb_qu 29 October – Linux Foundation Europe Roadshow, Ghent https://lnkd.in/eCQgTscf 30 October – OpenSSF & CEPS: European Open Source Security Forum, Brussels https://lnkd.in/eKWJSNTD Expect: ✅ Insights from leading voices across Europe’s open source ecosystem ✅ Updates on Linux Foundation initiatives and priorities ✅ Opportunities to align on policy, strategy, and innovation ✅ Space to connect, collaborate, and influence the next phase of open source growth. Let’s advance Europe’s open source strategy together, strengthening relationships, sharing knowledge, and turning ideas into action. So… who will we see in Ghent or Brussels? 👋 #opensource #LFEuropeMemberSummit #LFEuropeRoadshow #OSSecurityForum OpenSSF Gabriele Columbro Mirko Boehm Paula Grzegorzewska Hilary Carter Susan Remmert Dan Brown John Mertic