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Security
Security ................................................................................................................................................................
349
Setting the Department ID and PIN for the Administrator ............................................................................ 350
Protecting the Network .................................................................................................................................... 353
Setting the Firewall ....................................................................................................................................... 354
Changing the Port Number .......................................................................................................................... 357
Using a Proxy ............................................................................................................................................... 358
Using TLS ...................................................................................................................................................... 360
Using IEEE 802.1X ......................................................................................................................................... 362
Managing and Verifying a Key and Certiî ´cate .............................................................................................. 364
Generating a Key and Certiî ´cate ........................................................................................................... 365
Generating a Key and Certiî ´cate Signing Request (CSR) and Obtaining and Registering a Certiî ´cate ... 367
Registering a Key and Certiî ´cate or CA Certiî ´cate Obtained from an Issuing Authority ........................ 370
Verifying a Received Certiî ´cate with OCSP ............................................................................................. 372
Preventing Sending Data by Mistake and Leaking Information .................................................................... 373
Limiting Available Destinations .................................................................................................................... 374
Conî ´rming the Destination before Sending ................................................................................................. 376
Restricting Fax Sending ................................................................................................................................ 378
Restricting Use from a Mobile Device ........................................................................................................... 380
Restricting Printing ....................................................................................................................................... 381
Saving Received Documents in the Machine (Memory Lock) .................................................................. 382
Preventing Unauthorized Use .......................................................................................................................... 385
Restricting Address Book Registration and Editing ....................................................................................... 386
Restricting Use of Remote UI ........................................................................................................................ 388
Preventing Connection to Computer via USB Port ........................................................................................ 391
Conî ´guring LPD, RAW, or WSD ..................................................................................................................... 392
Disabling HTTP Communication ................................................................................................................... 394
Security
348
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