Helix3 Pro, formerly known as Helix, is a commercial digital forensics and incident response toolkit. It is designed to provide a comprehensive set of tools and utilities for conducting digital investigations, computer forensics, and incident response tasks. Helix3 Pro is developed and maintained by e-fense, a company specializing in digital forensics and cybersecurity solutions.

Key features and components of Helix3 Pro include:

1. Live Analysis: Helix3 Pro allows for live analysis, which means you can run forensic and investigation tools on a live system without altering the original data. This is particularly useful for triaging and assessing the state of a system in an incident response scenario.
2. Imaging and Acquisition: The toolkit provides tools for acquiring disk images and memory dumps from target systems. This is crucial for preserving evidence and conducting in-depth analysis.
3. File System Analysis: Helix3 Pro includes tools for file system analysis, enabling investigators to examine file attributes, metadata, and the file content itself.
4. Registry Analysis: The Windows Registry is a critical component in digital forensics. Helix3 Pro provides tools to examine and analyze the Windows Registry for evidence of system activities and user actions.
5. Keyword and Data Carving: The toolkit supports searching for specific keywords or patterns within acquired data, helping investigators find relevant information.
6. Password Recovery: Helix3 Pro includes password recovery and cracking tools to access protected or encrypted data.
7. Network Analysis: The toolkit allows for network traffic analysis, making it valuable in incident response and cybersecurity investigations.
8. Customizable: Users can add or remove tools and utilities based on their specific forensic needs.
9. Reporting and Documentation: Helix3 Pro includes features for generating detailed reports and documentation, which can be crucial when presenting findings in a legal context.
10. User-Friendly Interface: The user interface is designed to be user-friendly, allowing forensic investigators to efficiently navigate and use the available tools.

Helix3 Pro is commonly used by digital forensics professionals, incident responders, and law enforcement agencies for conducting investigations and analyzing digital evidence. It is a commercial product, and licensing is typically required to use it. It is suitable for various scenarios, from routine computer forensics to complex cybersecurity incident response operations. The software is continually updated to keep pace with evolving forensic and investigative requirements.