On this page you will find the posts from our blog. The newest posts are at the top.
Each post explains one topic. Below the title there is a short text about it. Click on a post. Then you can read the whole text.
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How long may IP addresses stay in server logs? What the GDPR requires, what the five weeks from the BfDI mean, and how rotation, truncation and backups fit in.
WordPress 7.1.2 closed a critical flaw and the fix was backported to 4.7 as a courtesy. What older branches receive, what they do not, and when to move up.
Discount codes in Black Week: code length, a rate limit at the coupon field, alerts on failed attempts and new-customer discounts that resist multiple accounts.
Resolvers may keep serving stale DNS answers for 1 to 3 days. How a shop moves servers without losing orders, cron jobs or payment notifications.
Where the hosting provider’s responsibility ends and maintenance begins: a matrix across every layer of the shop, questions to ask and clear handover points.
Debian 11, MariaDB 10.6 and MySQL 8.0 dropped out of maintenance in 2026. How to inventory distribution, database and PHP and plan the upgrades with lead time.
Page, object and edge caches drift apart: the shop shows one price, the checkout calculates another. How to measure the drift and shut it down.
A full data partition does not cause an outage, it causes stuck orders. Which directories grow, which threshold works and what a dated cleanup cycle covers.
TYPO3 v12 ends on 30 April 2026, Joomla 5.x on 13 October 2026, Drupal 10 on 9 December 2026. The end dates and the lead time a version jump needs.