As a primary key in a SQL or NoSQL database for a row in a table. API Requests: As a tracking ID in an API response header.
: The string consists of 32 characters. Because it uses the hexadecimal system (0–9 and a–f), each character represents 4 bits. This creates a standard 128-bit cryptographic key. 5d073e0e786b40dfb83623cf053f8aaf