To disallow password authentication on ssh, adduser –disabled-password will not disable openSSH password. To disable the password authentication, you have to put these values on /etc/ssh/sshd_config to: PasswordAuthentication no UsePAM no PermitRootLogin no Then you’ve to: to apply changes. Connection will not be reset so before logout try to login on a different terminal to …
linux
mdadm is the utility to check and report failures on RAID disks. The usual way this Linux application send its message is a plain old e-mail. In this howto you’ll find the instruction to use an external mail server with mdadm. First, replace sendmail with an external email account. After you’ve configured and tested msmtp …
With the General Data Protection Regulation (GDPR) enforced by European Union logs have to be cleaned regularly to delete IP addresses and other information about visitors. This can be interpreted as a way to protect an emerging and discussed right, the right to be forgotten. This new regulation is impacting every automated log system out …
To successfully remove Amazon icon appearing on Ubuntu 17, open the Terminal and type the following: Type the root password and Amazon icon will disappear.
How to import and use OpenVPN files on Ubuntu 17 to establish a VPN connection using interface or command line.
I was looking for an easy and good alternative for Windows 7 on a laptop used as a media station to watch Netflix and Crunchyroll and I choose Elementary OS. This GNU/Linux distribution is based on Ubuntu and it’s relatively easy to install. Anyway, it needs some steps to work great as media station. Here …
Here how you can get free SSL cerificates using Let’s Encrypt. Forget about the expire of certificates using the auto-renewal script. A complete reference to install a Let’s Encrypt certificate is this Digital Ocean’s howto. Here there’s a quick guide based on it, plus some additional suggestions. Here we go! The following code download the …
Here you can find some useful application to look for big files on disk for Windows and Linux. These disk tools are all free software, and very useful to find big files on disk and free disk space. On Windows: WinDirStat Download and install WinDirStat Run WinDirStat on your disks (it will take time) You’ll …
I got a Raspberry Pi Model B. It’s cheap and I want to do some experiments for fun. Experiment #1: I have a 1T external HDD (FAT) and I want to turn Raspberry into a very basic NAS. I used: 1 External USB HDD (with external power supply) 1 ethernet cable CAT. 5 (10/100) or …
Download Chrome for Linux (64 bit .deb package) Install the package On shell type: $ sudo bash If you don’t have wget installed: # apt-get install wget # cd /opt/google/chrome/ # mkdir plugins Get the latest experimental Flash Player “Square” on http://labs.adobe.com/technologies/flashplayer10/square/ and then put it on Chrome plugins folder e.g. Close and restart Chrome: …
