How To Install and Configure Rocket.Chat on CentOS

Rocket.Chat logo 300x300Rocket.Chat is one of the most feature-rich open-source Slack alternatives, featuring group chat, direct messaging, private rooms, desktop notifications, media embedding, link previews, file uploading, voice/video chat, screensharing, and more. There are native applications for Windows, Mac, and Linux, as well as mobile applications for iOS and Android. Developers can also use hubot to integrate with popular services like GitHub, Gitlab, Confluence, JIRA, and more.

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CVE-2016-5195: Linux kernel local privilege escalation vulnerability Dirty COW

dirty-cowA very serious security problem has been found in the Linux kernel, it’s a 0-day local privilege escalation vulnerability, which has existed for eleven years since 2005 ( since Linux kernel version 2.6.22+ ). This bug affects all sort of of Android or Linux kernel to escalate privileges. Any users can become root in seconds. Continue reading…