Author
Sebastian
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Closures in public transport: a small web app instead of notice boards and group emails
A web application for closures and stop relocations in public transport that you can try. How it is built and how I handle data protection, co-determination and accessibility.
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*sshole: OpenSSH vulnerability allows logins without a valid password on Alpine Linux
On Linux systems with musl and without PAM, OpenSSH accepts any overlong password for certain accounts. Who is affected, how to check and what to do now.
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PHP: two critical vulnerabilities, updates since 21 October 2026
On 21 October 2026 PHP fixed two critical vulnerabilities (CVE-2026-109618, CVE-2026-109619). Which versions contain the fixes and what Magento shops should do now.
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PolyShell: file upload vulnerability in Magento 2 under mass exploitation
PolyShell lets attackers upload files to Magento shops without logging in. What is affected, how to check your shop and which updates fix the vulnerability.
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The Red Hat incident: what it means for Magento shops
In 2025 attackers compromised a GitLab instance used by Red Hat Consulting. What is confirmed, what is not, and which precautions make sense for Magento shops.
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Custom web applications: when they pay off and what they cost
When a custom web application beats off-the-shelf software, typical use cases from a small internal tool to a customer portal, and how a project with me works.
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Magento development and support for small and medium-sized businesses
Development, updates and support for Magento 1 and 2, for shop owners and for agencies that want to outsource work. What it includes and how we work together.
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SessionReaper (CVE-2025-54236): critical vulnerability in Magento 2
SessionReaper is a critical vulnerability in the REST API of Magento 2 and Adobe Commerce. What it allows, which patch fixes it and what to check if you patched late.
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The programmer as architect: how I use AI in development
I use AI tools to develop faster and keep prices down. What I use them for, what I do not, and how I make sure the result is secure and stable.
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Magento security update June 2025: CVE-2025-47110 and APSB25-50
In June 2025 Adobe fixed several vulnerabilities in Magento 2 with APSB25-50, including CVE-2025-47110. Affected versions, updates and what the vulnerability requires.
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Keep running Magento 1 securely, with Mage-One
Adobe ended support for Magento 1 in 2020. Together with Mage-One, I keep Magento 1 shops running with security patches and current PHP versions.
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New iRacing MX-5 Cup season, with Matt Malone and Cam Ebben on the grid
The new season of the Actrollvision iRacing MX-5 Cup starts on 14 November 2024. On the grid: sim racer Matt Malone, racing driver Cam Ebben and me for maxanoo.