Code Quality Rank: L2
Programming language: C
Tags: Security    
Latest version: v3.6.0

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OSSEC v3.6.0 Copyright (C) 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. www.ossec.net

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.

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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 (http://www.openssl.org/)
  • This product includes cryptographic software written by Eric Young (eay@cryptsoft.com)
  • 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 https://www.atomicorp.com/ossec-con2019/