You can check user groups in Linux with commands like groups, id, getent, and /etc/group to manage permissions easily.

The vast majority of Linux distributions use systemd, including Arch, Red Hat, and Debian, and many of the distributions ...

You use the chmod command to set each of these permissions. To see what permissions have been set on a file or directory, we ...

Hackers are actively exploiting a critical vulnerability (CVE-2025-32463) in the sudo package that enables the execution of ...

AttackIQ has released two new assessment templates in response to the CISA Advisory (AA25-266A) published on September 23, 2025. The CSA highlights the lessons learned from an incident response ...

ESET researchers reveal how malware operators collaborate with covert North Korean IT workers, posing a threat to both headhunters and job seekers.

System76's new COSMIC desktop environment has hit beta, and available for testing in the new Pop!_OS 24.04 beta. Both are ...

CISA has shared details on the exploitation of a year-old GeoServer vulnerability to compromise a federal agency.

Huntress analysts discovered a previously unseen ransomware variant, Obscura, spreading from a victim company's domain controller. Learn how Obscura works—and what it means for defenders—in this ...

An open source software supply-chain vulnerability is an exploitable weakness in trusted software caused by a third-party, ...

You wake up. Your AI wakes up. Somewhere, a stranger types a sentence, and your AI listens. This is not science fiction. This ...

Google Colab is a free online tool from Google that lets you write and run Python code directly in your browser.