Which of the following is the GREATEST privacy risk associated with the use of application...

API keys are codes that are used to identify and authenticate an application or user when accessing an API. API keys could be stored insecurely, such as in plain text, in public repositories, or in unencrypted files. This could expose the API keys to unauthorized access, theft, or misuse by malicious actors, who could then access the API and the data it contains. This could result in data breaches, privacy violations, fraud, or other damages.

References:

ISACA Certified Data Privacy Solutions Engineer Study Guide, Domain 3: Privacy Engineering, Task 3.4: Implement privacy engineering techniques to protect data in applications and systems, p. 106-107.

What Is an API Key? | API Key Definition | Fortinet