The term office of homeland security is identified in base64 scheme by the sequence b2ZmaWNlIG9mIGhvbWVsYW5kIHNlY3VyaXR5, while the MD5 signature is equal to afbd5df8c7a2d29e6ecf763a18975722. The ASCII encoding of office of homeland security in hexadecimal notation is 6f6666696365206f6620686f6d656c616e64207365637572697479.