$key
$key : string
The encrypted secret key.
Class EnvelopeData - The digital envelope data object.
__construct(string $encryptedKey = '', string $encryptedIv = '', string $encryptedData = '', string $digestionTag = '')
Envelope constructor.
| string | $encryptedKey | The encrypted secret key. | 
| string | $encryptedIv | The encrypted initialization vector. | 
| string | $encryptedData | The encrypted message data information. | 
| string | $digestionTag | The message authentication code (tag). | 
Validation errors.
__set(mixed $name, mixed $value)
Magic method invoked when attempting to create or modify of an inaccessible or a non-existent property.
| mixed | $name | The property name. | 
| mixed | $value | The property value. | 
The property does not exist or is from another type.