Blog
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Uptime…
Remember the days when server up-time was how we measured service availability and bragged about it? This Pi-hole DNS server running on a Debian-loaded mini PC at my home office, is now at 177 days since last reboot, yet is fully patched and running latest version of Pi-hole DNS. Maybe it’s because there are no…
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Feels like yesterday…
Feels like it was just yesterday when… We transformed how a full-house inventory exercises were performed across warehouses, for an international book and magazine distribution business. The solution we introduced included handheld PDAs running Windows CE, with bar-code scanning attachments, hooked up to a custom designed broad WiFi “mesh” network (before modern mesh WiFi became…
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Fail2ban on OpenBSD
Fail2ban is a nifty security tool that can monitor log files (ssh apache squid…etc) and execute commands, such as adding an IPtables rule, blocking the offending IP address. On Debian/Ubuntu, fail2ban is available in repositories and once installed, it will default start protecting ssh attempts. Such a great safety mesure for so little work required…
