Konica Minolta bizhub C550 bizhub C203/C253/C353/C451/C550/C650 Advanced Funct - Page 56

Encryption and digital signature of PDF

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PDF process functions 7 7.1.3 Encryption and digital signature of PDF By selecting "PDF" or "Compact PDF" for the file format when transmitting documents that have been scanned or saved in the user box, you can encrypt the PDF files using a password or a digital ID of the user. If a certificate is registered in the MFP, you can digitally sign a PDF file when transmitting the data. 2 Note For details on registering a certificate for the MFP, refer to the corresponding User's Guide. ! Detail You can also specify encryption and digital signature of PDF when sending a document in User Box to another device in PDF format using PageScope Web Connection. Encrypting by using password To encrypt a file by using a password, specify the following settings. Item Encryption Target Encryption Type Signature Encryption Level Password Document Permissions Detail Settings Description Select the target for encryption. If [Other than Metadata] is selected, you can exclude the settings made in "Properties of PDF documents" from encryption target. If [Other than Metadata] is selected, you cannot select [Low Level] for "Encryption Level". Select [Password]. If a certificate is registered in the MFP, specify whether to sign a digital signature. Specify the encryption level. Low Level: RC4 encryption method (key length is 40 bits) High Level 1: RC4 encryption method (key length is 128 bits) High Level 2: AES encryption method (key length is 128 bits) Enter the password necessary to open the encrypted PDF. Enter the password twice for confirmation. Enter the password necessary to change document permissions. Enter the password twice for confirmation. When you specify document permissions, touch [Detail Settings] to specify detailed permissions. The setting range varies depending on the encryption level. Item Printing Allowed Enable copying of text, images and other content. Description Specify whether to allow printing PDF files. When you specify "High Level 1"/"High Level 2" for the encryption level, you can specify [Low Resolution]. Select whether or not to allow copying of text, images and other content. Advanced Function 7-3

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Advanced Function
7-3
PDF process functions
7
7.1.3
Encryption and digital signature of PDF
By selecting "PDF" or "Compact PDF" for the file format when transmitting documents that have been
scanned or saved in the user box, you can encrypt the PDF files using a password or a digital ID of the user.
If a certificate is registered in the MFP, you can digitally sign a PDF file when transmitting the data.
2
Note
For details on registering a certificate for the MFP, refer to the corresponding User’s Guide.
!
Detail
You can also specify encryption and digital signature of PDF when sending a document in User Box to
another device in PDF format using PageScope Web Connection.
Encrypting by using password
To encrypt a file by using a password, specify the following settings.
Detail Settings
Item
Description
Encryption Target
Select the target for encryption.
If [Other than Metadata] is selected, you can exclude the settings made in "Properties
of PDF documents" from encryption target.
If [Other than Metadata] is selected, you cannot select [Low Level] for "Encryption Lev-
el".
Encryption Type
Select [Password].
Signature
If a certificate is registered in the MFP, specify whether to sign a digital signature.
Encryption Level
Specify the encryption level.
Low Level: RC4 encryption method (key length is 40 bits)
High Level 1: RC4 encryption method (key length is 128 bits)
High Level 2: AES encryption method (key length is 128 bits)
Password
Enter the password necessary to open the encrypted PDF. Enter the password twice
for confirmation.
Document Permissions
Enter the password necessary to change document permissions. Enter the password
twice for confirmation.
When you specify document permissions, touch [Detail Settings] to specify detailed
permissions. The setting range varies depending on the encryption level.
Item
Description
Printing Allowed
Specify whether to allow printing PDF files. When you specify "High Level 1"/"High
Level 2" for the encryption level, you can specify [Low Resolution].
Enable copying of text, im-
ages and other content.
Select whether or not to allow copying of text, images and other content.