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Proof-of-concept bypass shows weakness in Linux security tools, claims Israeli vendor

Linux security still too reliant on eBPF-based agents, says Armo.

By John E. Dunn

Apr 25, 2025 1 min

Operating Systems Security Vulnerabilities

Linkerd 2.18 advances cloud-native service mesh

Battle scars, not AI, are the key driver of open-source Linker 2.18 service mesh update.

By Sean Michael Kerner

Apr 23, 2025 5 mins

Network Management Software Networking Operating Systems

Making use of your command history on Linux

The bash history feature can save you a lot of time when repeating commands or examining commands you’ve entered previously.

By Sandra Henry Stocker

Apr 22, 2025 6 mins

Operating Systems

18 essential commands for new Linux users

Useful commands for Linux beginners can help you get comfortable on the command line.

By Sandra Henry Stocker

Apr 22, 2025 10 mins

Careers Operating Systems

8 unusual Linux commands

Here's a look at eight Linux commands that you might not have tried. There's always something new to learn.

By Sandra Henry Stocker

Apr 15, 2025 6 mins

Operating Systems

Microsoft releases out-of-band updates to fix reporting error

Emergency patches for Active Directory (AD) Group Policy clear up potentially confusing reports around auditing.

By Taryn Plumb

Apr 14, 2025 1 min

Identity and Access Management Operating Systems

Groundcover grows funding for eBPF-based observability tech

Startup Groundcover joined the crowded observability market with a few differentiators: eBPF-enabled visibility into application stacks, an architecture that keeps data in the customer's environment, and a node-based rather than volume-based pricing

By Sean Michael Kerner

Apr 11, 2025 6 mins

Network Management Software Operating Systems

Tailscale secures $160 million for its WireGuard-based VPN development

Tailscale uses the open-source WireGuard VPN protocol, which offers security and performance advantages over legacy VPN solutions.

By Sean Michael Kerner

Apr 9, 2025 5 mins

Network Security Operating Systems

How to use the groupdel comand

In this Linux tip, we look at the groupdel command – the command used to remove a user group on Linux.

Apr 8, 2025 1 mins

Operating Systems

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How to use the groupadd command

In this Linux tip, we look at the groupadd command – the command that’s used to set up a new user group on Linux.

Apr 2, 2025 1 mins

Operating Systems

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