This is release 1.6 of Bro, a system for detecting network intruders in real-time using passive network monitoring.

Please see the file INSTALL for installation instructions and pointers for getting started. For more documentation, see the documentation on Bro's home page:

http://www.bro-ids.org/docs

The main parts of Bro's documentation are also available in the doc/ directory of the distribution. (Please note that the documentation is still a work in progress; there will be more in future releases.)

Numerous other Bro-related publications, including a paper describing the system, can be found at

http://www.bro-ids.org/publications.html

Send comments, etc., to the Bro mailing list, [email protected]. However, please note that you must first subscribe to the list in order to be able to post to it.

• Vern Paxson & Robin Sommer, on behalf of the Bro development team

Lawrence Berkeley National Laboratory University of California, Berkeley USA

ICSI Center for Internet Research (ICIR) International Computer Science Institute Berkeley, CA USA [email protected] / [email protected]