Specify a Subject
Selecting an encryption level for a PDF file
This section explains how to select an encryption level for a PDF file.
A Press [Options].
B Press {U} or {T} to select [PDF Security Encryption], and then press {OK}.
C Select [Encryption level], and then press {OK}.
D Select [40 bit] or [128 bit], and press then {OK}.
"Programmed" appears, and then the PDF Security Encryption screen reap- pears.
E Press {Escape} twice.
Note
❒You can enter up to 32 alphanumeric characters for a document password.
❒PDF file created under the [128 bit] Encryption Level cannot be viewed us- ing Adobe Acrobat Reader 3.0 and 4.0.
❒If [Permit Low Resolution Only] is specified as the print permission in [PDF Se- curity Permissions], you cannot select [40 bit].
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