Ricoh Aficio SP C820DN

Print Controller Design Guide for Information Security
Page 2 of 86
TABLE OF CONTENTS
1. Internal System Configuration........................................................................................ 7
1-1 Hardware Configuration ............................................................................................. 7
1-1-1 MFP ........................................................................................................................ 7
1-1-2 LP ........................................................................................................................... 9
1-2 Software Configuration............................................................................................. 11
1-2-1 Shared Service Layers.......................................................................................... 11
1-2-2 Principal Machine Functions ................................................................................. 12
1-3 Data Security ........................................................................................................... 14
1-3-1 External I/F ........................................................................................................... 14
1-3-2 Protection of Program Data from Illegal Access via an External Device ............... 14
1-4 Protection of MFP/LP Firmware ............................................................................... 17
1-4-1 Firmware Installation/Update ................................................................................ 17
1-4-2 Verification of Firmware/Program Validity ............................................................. 20
1-5 Authentication, Access Control ................................................................................ 21
1-5-1 Authentication ....................................................................................................... 21
1-5-2 IC Card Authentication.......................................................................................... 24
1-5-3 Access Control...................................................................................................... 25
1-6 Administrator Settings.............................................................................................. 26
1-7 Data Protection ........................................................................................................ 27
1-7-1 Data Erase/Overwrite............................................................................................ 27
1-7-2 Encryption of Stored Data..................................................................................... 29
1-7-3 Protection of Address Book Data .......................................................................... 32
1-7-4 Document Server Documents (MFP models only)................................................ 33
1-8 Job/Access Logs...................................................................................................... 35
1-9 Capture (MFP Models Only) .................................................................................... 39
1-9-1 Overview of Capture Operations........................................................................... 39
1-9-2 Operations that Generate Captured Images ......................................................... 39