Im currently experimenting with OwnCloud and Nextcloud on a sandbox CentOS 7 server. Ive been using OwnCloud for the last two years for my own purposes on a Slackware server, and Im quite happy with it. In my humble opinion, every admin who wants..
Although the Linux server acts as a transparent gateway, with Squid I can only filter / block HTTP connections, but is way too complicated to se..
Ive been using CentOS since versions 4.x, and I see a weird trend in recent Linux distributions. Under CentOS 4.x, 5.x and 6.x, shutting down a server (workstation, laptop) simply meant issuing shutdown -h now (or choosing Shutdown from the GUI men..
A few days ago I checked the health of my main public server running CentOS 7, a quad-core machine with 16 GB RAM. It had been running non-stop for 65 days, hosting only a handful of services (BIND, NTP, Apache, Postfix, Dovecot) for two domains. I ..
I just installed the OpenVAS vulnerability scanner on my CentOS 7 workstation. Everything seems to work fine, except PDF generation. The openvas-check-setup script tells me that PDF generation works fine, but whenever I want to generate a report, ..
Im running CentOS 7 with KDE. Ark cant seem to handle a RAR archive, even though I have unrar from the Nux repository installed. Any idea whats wrong here? Cheers, Niki — Microlinux – Solutions informatiques durables 7, place de léglise – 30730 Montpe..
Im currently experimenting with OpenVAS, the vulnerability scanner which was forked from Nessus. Im reading through various HOWTOs and tutorials, and it seems like Im stuck very early in my fiddling process. All the CentOS-based tutorials Ive found ment..
Im currently fiddling with mod_security, and before going any further, I simply wanted to ask here for any recommended documentation/tutorials on the subject. There seems to be a lot of information about mod_security out there, and right now I hav..
One of my clients is running CentOS 7 + KDE 4.14 which I installed for her. Everything is running nicely. She asked me – more out of curiosity – if she could use the Sleep mode instead of Shutdown like she did when she ran Windows, so the PC would..
Some time ago one of my public servers (running Slackware64 14.0) got attacked and was misused to send phishing emails. This misadventure made me more concerned about security, so I spent the last few weeks catching up on security, reading docs ab..