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The latest News and Information on DevOps, CI/CD, Automation and related technologies.

What's Your Data Center Energy Cost? [Free Calculator]

Do you know what your power density per rack is? How about what it costs to power each individual rack for a year? Or all your racks combined? The fact is that most data center managers don’t know this information, which can be incredibly valuable when it comes to power capacity planning, energy management, and maximizing the utilization of existing resources. That’s why we created a simple and free tool to make it easy for you to understand your power density and data center energy costs.

Scalability Testing Best Practices

Will your software perform well during peak hours? Can it handle the load during sales periods? Is your infrastructure valid if you double your sales by the end of the year? These are just some of the questions that scalability testing can help you answer. Scalability testing evaluates the activity level of your application by upscaling and downscaling the number of users.

The PwnKit vulnerability: Overview, detection, and remediation

On January 25, 2022, Qualys announced the discovery of a local privilege escalation vulnerability that it identified as PwnKit. The PwnKit vulnerability affects PolicyKit’s pkexec, a SUID-root program installed by default on many Linux distributions. The same day of the announcement, a proof of concept (PoC) exploit was built and published by the security research community.

Single-command Docker environments on any machine with Multipass

Multipass exists to bring Ubuntu-based development to the operating system of your choice. Whether you prefer the GUI of macOS (even on M1), Windows or any other Linux, the unmatched experience of developing software on Ubuntu is there at your fingertips, just one “multipass launch” away. Today, the Multipass team is delighted to enhance this experience for developers working with containerised applications!

IP ranges - better security for more confidence

Today, we’re announcing that one of our most popular feature requests, IP ranges, is now generally available for CircleCI Cloud customers. This feature enables teams to meet compliance requirements by limiting the connections that communicate with their infrastructure. No company wants to give the entire internet access to their artifact repositories or other sensitive environments. With IP ranges, teams are able to open up their IP-based firewalls to only CircleCI.

Elevate AWS threat detection with Stratus Red Team

A core challenge for threat detection engineering is reproducing common attacker behavior. Several open source and commercial projects exist for traditional endpoint and on-premise security, but there is a clear need for a cloud-native tool built with cloud providers and infrastructure in mind. To meet this growing demand, we’re happy to announce Stratus Red Team, an open source project created to emulate common attack techniques directly in your cloud environment.