method Decipher.prototype.final
Overload 1
#Decipher.prototype.final(): BufferOnce the decipher.final() method has been called, the Decipher object can
no longer be used to decrypt data. Attempts to call decipher.final() more
than once will result in an error being thrown.
Return Type #
Buffer Any remaining deciphered contents. If outputEncoding is specified, a string is returned. If an outputEncoding is not provided, a Buffer is returned.