Where did you encounter this term (e.g., a , a coding script , or a file download )?

SET 15rar="C:\Program Files\WinRAR\Rar.exe" would allow a script to call the archiver using the shorthand %15rar% . 2. Forensic or Recovery Data Sets

Choosing a specific dictionary size or method.

Based on technical naming conventions, this likely refers to one of the following specific contexts: 1. Scripting & Environment Variables