Dependency Analysis; Table 23: Correspondence Of Dependencies Of Toe Security Functional Requirements - Ricoh Aficio MP C2800 Manual

Aficio mp c2800/c3300 series with fax option type c5000 security target

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Table Of Contents

Table of Contents

O.GENUINE

Protection of integrity of MFP Contr ol Software integrity

Following are the rationale behind the functional requirements corresponding to O.GENUINE in Table 22,

and these requirements are included to fulfil the O.GENUINE specification.

a )

Check the integrity of the MFP Control Software.

To fulfil O.GENUINE, the integrity of the MFP Control Software, which is installed in FlashROM,

shall be verified. For this, FPT_TST.1 tests the integrity of the executable code of the MFP Control

Software, which is installed in the FlashROM, and verifies its integrity at TOE start -up.

O.LINE_PROTECT

Following are the rationale behind the functional requirements corresponding to O.LINE.PROTECT Table

22, and these requirements are included to fulfil the O.LINE_PROTECT specification.

Prohibit intrusion via the fax line.

To fulfil O.LINE_PROTECT, unauthorised access by an attacker to the TOE via telephone line shall be

prevented.

For this, FDP_IFC.1 and FDP_IFF.1 allow fax data to pass from the fax process on the Fax Unit to the

fax reception process on the Controller Board only if the data received from the telephone line is fax

data.

6.3.3