0x00 - Glossary | CSRC - NIST Computer Security Resource Center Definitions: An all-zero octet. NIST Computer Security Resource Center (.gov)

notation - What does “e$00$” mean? - Math Stack Exchange

The string "00 X E O C C 6 E 00 X" likely represents a corrupted file name for a RAR archive, potentially containing hexadecimal code, a password, or a syntax error. It may appear as a result of data recovery, automated file naming conventions, or improper coding syntax. For more information on identifying this type of data, refer to the technical discussions on Stack Exchange and Stack Overflow .