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Atomic OSSEC provides the most advanced yet easy-to-operate OSSEC intrusion detection system (IDS) on the market. We’ve strengthened the OSSEC IDS platform with evolving prevention, extended detection and response (XDR), wider OS support, visualization features, and professional support, which standard OSSEC lacks.

  • Real-Time File Integrity (FIM).
  • An advanced GUI.
  • Malware Memory Analysis.
  • Modern and Legacy System Support.
  • Professional Support.

$55 per agent. Volume discounts available.

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Find the OSSEC package for your system and install.

Yum/DNF Automated Installation on Fedora

Automated installer:

# Add Yum repo configuration
                        wget -q -O - https://updates.atomicorp.com/installers/atomic | sudo bash
    
                        # Server
                        sudo yum install ossec-hids-server
    
                        # Agent
                        sudo yum install ossec-hids-agent
    

Manual DNF installation on Fedora

  1. Download the atomic-release file for your distribution
  2. Install the atomic-release package (Note: This includes the OSSEC GPG key)
sudo rpm -Uvh atomic-release*rpm
    

  1. Install ossec package
# Server
                        sudo dnf install ossec-hids server
    
                        # Agent
                        sudo dnf install ossec-hids-agent
    

Yum/DNF Automated Installation on Rocky, RedHat, Centos

Automated installer:

# Add Yum repo configuration
                        wget -q -O - https://updates.atomicorp.com/installers/atomic | sudo bash
    
                        # Server
                        sudo yum install ossec-hids-server
    
                        # Agent
                        sudo yum install ossec-hids-agent
    

Manual Yum/DNF installation on Rocky, RedHat, Centos

  1. Download the atomic-release file for your distribution
  2. Install the atomic-release package (Note: This includes the OSSEC GPG key)
sudo rpm -Uvh atomic-release*rpm
    

  1. Install ossec package
# Server
                        sudo yum install ossec-hids server
    
                        # Agent
                        sudo yum install ossec-hids-agent
    

Yum/DNF Automated Installation on Amazon Linux

Automated installer:

# Add Yum repo configuration
                        wget -q -O - https://updates.atomicorp.com/installers/atomic | sudo bash
    
                        # Server
                        sudo yum install ossec-hids-server
    
                        # Agent
                        sudo yum install ossec-hids-agent
    

Manual Yum/DNF installation on Amazon Linux

  1. Download the atomic-release file for your distribution
  2. Install the atomic-release package (Note: This includes the OSSEC GPG key)
sudo rpm -Uvh atomic-release*rpm
    

  1. Install ossec package
# Server
                        sudo yum install ossec-hids server
    
                        # Agent
                        sudo yum install ossec-hids-agent
    

APT Automated Installation on Ubuntu

# Add Apt sources.lst
                            wget -q -O - https://updates.atomicorp.com/installers/atomic | sudo bash
    
                            # Update apt data
                            sudo apt-get update
    
                            # Server
                            sudo apt-get install ossec-hids-server
    
                            # Agent
                            sudo apt-get install ossec-hids-agent
    

Manual APT Installation on Ubuntu

  1. Add the GPG key
wget -q -O - https://www.atomicorp.com/RPM-GPG-KEY.atomicorp.txt  | sudo apt-key add -
    

  1. Add the repo configuration to sources.list
source /etc/lsb-release
    
                        # Ubuntu
                        echo "deb https://updates.atomicorp.com/channels/atomic/ubuntu $DISTRIB_CODENAME main" >>  /etc/apt/sources.list.d/atomic.list
    
                        # Debian
                        echo "deb https://updates.atomicorp.com/channels/atomic/debian $DISTRIB_CODENAME main" >>  /etc/apt/sources.list.d/atomic.list
    

  1. Install Agent or Server
# Update apt data
                        sudo apt-get update
    
                        # Server
                        sudo apt-get install ossec-hids-server
    
                        # Agent
                        sudo apt-get install ossec-hids-agent
    

APT Automated Installation on Debian

# Add Apt sources.lst
                            wget -q -O - https://updates.atomicorp.com/installers/atomic | sudo bash
    
                            # Update apt data
                            sudo apt-get update
    
                            # Server
                            sudo apt-get install ossec-hids-server
    
                            # Agent
                            sudo apt-get install ossec-hids-agent
    

Manual APT Installation on Debian

  1. Add the GPG key
wget -q -O - https://www.atomicorp.com/RPM-GPG-KEY.atomicorp.txt  | sudo apt-key add -
    

  1. Add the repo configuration to sources.list
source /etc/lsb-release
    
                        # Ubuntu
                        echo "deb https://updates.atomicorp.com/channels/atomic/ubuntu $DISTRIB_CODENAME main" >>  /etc/apt/sources.list.d/atomic.list
    
                        # Debian
                        echo "deb https://updates.atomicorp.com/channels/atomic/debian $DISTRIB_CODENAME main" >>  /etc/apt/sources.list.d/atomic.list
    

  1. Install Agent or Server
# Update apt data
                        sudo apt-get update
    
                        # Server
                        sudo apt-get install ossec-hids-server
    
                        # Agent
                        sudo apt-get install ossec-hids-agent
    

Latest Stable Release (3.8.0) Signature
Agent Windows ossec-agent-win32-3.8.0.exe GPG Windows

For additional installation and configuration help, see our documentation.