The term surface-to-air missile system is identified in base64 scheme by the sequence c3VyZmFjZS10by1haXIgbWlzc2lsZSBzeXN0ZW0=, while the MD5 signature is equal to 0f756167885be36add6b09ab21c39f54. The ASCII encoding of surface-to-air missile system in hexadecimal notation is 737572666163652d746f2d616972206d697373696c652073797374656d.