Practical knowledge for entrepreneurs: invoicing, accounting and digital business processes made simple.
Tech & Servers
Part 3 of the series „Your own server – from zero to secure": set up SPF, DKIM and DMARC so your emails arrive instead of landing in spam. With DNS records, DKIM signing via OpenDKIM on your own server, the right order (p=none first) and free test tools – all ready to copy.
Tech & Servers
Part 2 of the series „Your own server – from zero to secure": install Froxlor as a free server panel on Debian 12 – from the LAMP stack via the repository install and the web installer to applying the configurations and HTTPS via Let's Encrypt. Incl. subchapters on common problems (cron, Let's Encrypt) with copy-paste commands.
Tech & Servers
Part 1 of the series „Your own server – from zero to secure": you've rented a vServer – now what? This beginner guide brings your Debian 12 server to a secure baseline: update the system, create a sudo user, secure SSH with a key, set up a firewall, Fail2ban and automatic security updates. Every step ready to copy.
Tech & Servers
Install Shopware 6 on your own server: three methods (Composer, web installer, Docker), the right server and software requirements, file permissions, SSL, the First Run Wizard, troubleshooting and a go-live checklist. Plus rental alternatives with verified prices.
Tech & Servers
AI-generated phishing emails, Signal attacks, hijacked marketplace accounts: How self-employed pros and small businesses can secure their accounts in 2026 with 5 BSI steps.