EncryptionType

Values

Standard = 0

Reuse the document's current encryption settings, or use the standard 128-bit encryption.

AES256 = 1

Encrypt the document using 256-bit AES encryption for Acrobat 9 or earlier.

AES256_AcroX = 2

Encrypt the document using 256-bit AES encryption for Acrobat 10 or later.

RC4_40 = 3

Encrypt the document using 40-bit RC4 encryption for Acrobat 5 or later.

RC4_128 = 4

Encrypt the document using 128-bit RC4 encryption for Acrobat 5 or later.