The term naval tactical data system is identified in base64 scheme by the sequence bmF2YWwgdGFjdGljYWwgZGF0YSBzeXN0ZW0=, while the MD5 signature is equal to dc7c057e62faab1fab6efbd122bae109. The ASCII encoding of naval tactical data system in hexadecimal notation is 6e6176616c20746163746963616c20646174612073797374656d.