The term fourfold point correlation is identified in base64 scheme by the sequence Zm91cmZvbGQgcG9pbnQgY29ycmVsYXRpb24=, while the MD5 signature is equal to 7606528c3958fbebde99e2419c4b89cf. The ASCII encoding of fourfold point correlation in hexadecimal notation is 666f7572666f6c6420706f696e7420636f7272656c6174696f6e.