The term pump-and-dump scheme is identified in base64 scheme by the sequence cHVtcC1hbmQtZHVtcCBzY2hlbWU=, while the MD5 signature is equal to 0f7e9fb9ab79719e829582e50b564ed5. The ASCII encoding of pump-and-dump scheme in hexadecimal notation is 70756d702d616e642d64756d7020736368656d65.