Which of the following describes the process of concealing code or text inside a graphical image?

Steganography is the practice of concealing a file, message, image, or video within another file, message, image, or video. The goal is to hide the existence of the communication. In this case, code or text is hidden inside a graphical image. Symmetric encryption is a method of scrambling data that uses a single key for both encryption and decryption. Hashing is a one-way function that transforms data into a fixed-size string of characters, used for integrity checks. Data masking replaces sensitive data with realistic but false data to protect privacy.