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The New IO Loop in Zeek 3.1

Zeek has a long-standing issue with standby CPU usage on low-power systems and low-traffic networks where even if nothing is happening on the network, Zeek will continue to use 10-15% of the CPU doing nothing. This stems from the fact that the existing main loop of...

Zeek 3.1 released

Zeek 3.1 is now available as source code. Binary packages for Linux will follow shortly. After last year’s 3.0, this is the first feature release following our new release schedule, bringing new functionality & improvements to users interested in upgrading more...

Updating a Plugin in Zeek 3.1

By Tim Wojtulewicz   With the release of Zeek 3.1 coming soon, we are now fully deprecating all of the old Bro naming, including for the plugin skeleton. This means that plugins may fail to build once Zeek 3.1 has been installed. This blog post describes a set of...

Zeek 3.1 Release Candidate Available

We are very happy to make a release candidate of Zeek 3.1 available today. After last year’s 3.0, this is the first feature release following our new release schedule, bringing new functionality & improvements to users interested in upgrading more frequently than...