#6760
Passware Kit Forensic is a leading digital forensics tool designed to assist law enforcement and government agencies in investigating and analyzing electronic devices. It is a comprehensive software solution that can quickly recover passwords for encrypted files, decrypt hard disks, and extract digital evidence from computer systems. It enables forensic examiners to access password-protected files and systems, even if the user has forgotten or intentionally concealed the password.

#4082
For files without an extension name, or some proprietary format of files that any common software cannot read/write, if you're sure it's a media file, then you can try using MediaInfo to detect its file metadata first. Alternatively, you can also direct use FileAnalysis to analyze its file type, thus determine that what software generated, encapsulated or encrypted this file.