Step 1: Definition:
The question concerns concealing a file, message, or image within another file. Identify the correct term for this practice.
Step 2: Option Analysis:
Definitions:
Secondary cyber crime: Unrecognized term in cybersecurity.
Cyber strangulation: Not a recognized technical term.
Steganography: The practice of hiding information within other files. For example, hiding an illicit image inside a legitimate-looking image or audio file.
Stenography: Shorthand writing, unrelated to digital files.
Step 3: Conclusion:
Hiding a file within another file is steganography.