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Encrypting Data on the Machine

CAUTION


  • Keep SD cards or USB flash memory devices out of reach of children. If a child accidentally swallows an SD card or USB flash memory device, consult a doctor immediately.

Even if the memory device is stolen, data leakage can be prevented by encrypting the data on the machine, such as Address Book, authentication data, and files.

Once encryption is enabled, all data subsequently stored on the machine will be encrypted.

You can also choose to encrypt or delete the data currently stored on the machine.

The encryption algorithm is AES-256.

When [Machine Data Encryption Settings] is specified, both NVRAM and MicroSD data are encrypted. When the encryption settings are configured, MicroSD is always initialized.

Data that is encrypted

This function encrypts data that is stored in the machine's NVRAM (memory that remains even after the machine is turned off).

The following data is encrypted:

  • System settings information

  • Network I/F setting information

  • User code information

  • Counter information

  • Address Book

  • Embedded Software Architecture applications' program/log

  • Logs (Job log/access log/Eco-friendly log)

  • Sent/received e-mail

  • Registered fonts

  • Spooled jobs

  • Thumbnails of stored documents

  • Stored documents

  • Registered stamps

Time required for data encryption and canceling data encryption

  • Data encryption: 36 seconds

  • Canceling data encryption: 28 seconds

Restoring Data

  • To transfer data to a new machine, restore the encrypted data. For details, ask the service representative.

  • The encryption key used for data encryption is required to restore the data.

  • You can specify whether to print the encryption key or store it on an SD card.

  • You can change the encryption key later.