Cisco has removed a password bug that enabled attackers with local access to login as root. This fix only applies to 12.1 and later builds. Potential attackers could utilize this vulnerability to login as a low privilege user and then elevating to root.
https://www.cso.com.au/article/634395/cisco-hard-coded-password-bug-gives-attackers-root-linux-machines/

SentinelOne debuts unified OS threat protection. SentinelOne provides protection in the workplace where multiple platforms are being used.
https://www.linuxinsider.com/story/SentinelOne-Debuts-Unified-OS-Threat-Protection-85136.html

How to kill a process from a command line in Linux.
https://www.linux.com/learn/intro-to-linux/2017/5/how-kill-process-command-line

"Amazon Echo" has some competition. This open-source smart speaker called "Mark II" is privacy-minded. Unlike the "Echo" it forgets your queries to protect your privacy and also saves you from advertising bombardment.
https://www.linuxinsider.com/story/Privacy-Minded-Smart-Speaker-May-Struggle-to-Get-to-Know-You-85099.html 

"eelo" is an open source OS that gives users another option for mobile devices. Gael Duval is the creator, and he believes that users should not be bombarded by advertising and or tracked by marketing software without your permission. https://www.linuxinsider.com/story/New-Open-Source-Mobile-OS-Puts-Privacy-Front-and-Center-85045.html