You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
Scott R. Shinn 4a22c93f35
Merge pull request #1760 from ossec/ddpbsd-patch-1
14 hours ago
active-response Merge pull request #1709 from almirb/cloudflare_active-response 3 months ago
contrib snap 1 month ago
doc Added MS PowerShell Range 9 months ago
etc Fix rule IDs 15 hours ago
src Merge pull request #1759 from ddpbsd/travis 5 days ago
.gitignore Added feature pcre2 6 months ago
.travis.yml Oops, messed up the syntax 1 week ago
BUGS V3.3.0 tagging 4 months ago
CHANGELOG V3.3.0 tagging 4 months ago
CONFIG V3.3.0 tagging 4 months ago
CONTRIBUTORS More version updates 6 months ago
INSTALL V3.3.0 tagging 4 months ago
LICENSE spelling: routines 1 year ago Updating links, using https, conference links 3 months ago Create 2 years ago Found more instances of white_list. 4 months ago

OSSEC v3.3.0 Copyright © 2019 Trend Micro Inc.

Information about OSSEC

OSSEC is a full platform to monitor and control your systems. It mixes together all the aspects of HIDS (host-based intrusion detection), log monitoring and SIM/SIEM together in a simple, powerful and open source solution.

Visit our website for the latest information.

Current Releases

The current stable releases are available on the ossec website.

  • Releases can be downloaded from: Downloads
  • Release documentation is available at: docs


The development version is hosted on GitHub and just a simple git clone away.

Build Status Coverity Scan Build Status

Credits and Thanks

  • OSSEC comes with a modified version of zlib and a small part of openssl (sha1 and blowfish libraries)
  • This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit (
  • This product includes cryptographic software written by Eric Young (
  • This product include software developed by the zlib project (Jean-loup Gailly and Mark Adler)
  • This product include software developed by the cJSON project (Dave Gamble)
  • Atomicorp hosting the annual OSSEC conference. Presentations for the 2019 conference can be found at