Multi-factor authentication system
Q&A

2022/3/24

1. Can not access to the each registration page
2. TOTP(Onetime password) authentication – How many devices
can be registered
3. TOTP(Onetime password) authentication – How to change thedevice if needed.
4. TOTP(Onetime password) authentication – How to use from PC
5. FIDO authentication – How many devices can be registered
6. FIDO authentication - When safari is used in the iPad, the device isrecognized as Macintosh, not iPad
7. FIDO authentication does not work after clearing history andWebsite data.
8. Imaging Matrix – How to confirm the current setting
9. Is there any restriction when using from overseas?
10. TOTP – How to configure using smartphone/tablet only
11. How to correct the date/time of the internal clock of PC

ReturnNo

Question

Answer１

Can not access to the eachregistration page

Access from on-campus or VPN.

2

TOTP(Onetime password)authentication – How many
devices can be registered.

No limitation, but please note that the same
QR code or secret key should be used forall devices.

3

TOTP(Onetime password)authentication – How tochange the device if needed.

Register the new device for TOTP. After
registering, the old device’s authentication
will automatically be invalid.

4TOTP(Onetime password)authentication – How to usefrom PC

Install the OTP manager app to your PC.
For detail, refer the manual of OTM
manager.

5

FIDO authentication – Howmany devices can beregistered

1 device per OS.（Example. 1 for iPhone
and 1 for Android）

ReturnNo

Question

Answer

6

FIDO authentication - Whensafari is used in the iPad,the device is recognized asMacintosh, not iPad.

Change the setting of Safari to 「display thewebsite for mobile」 or change the browser
like chrome. The iPad will be recognized as
iPad.

7

FIDO authentication does
not work after clearing
history and Website data.

FIDO setting is reset by clearing the Safari’sdata. Please set it again.

8Imaging Matrix – How toconfirm the current setting.

Access the imaging matrix authentication
page. You can check/change the current
setting from that page.

9Is there any restriction when There is no restrictions.
using from overseas?

戻るNo

Question/Answer

10

Question：TOTP – How to configure using smartphone/tablet only
Key forregistration

Answer: From the TOTP registration
page, display the QR code and key.
Google Authenticator

Microsoft Authenticator

1. From the Google
authenticator app,click “Enter a setupkey”

Account is any character（ex. SUMS)

2. Enter the accountand key(key is the one
displayed in theregistration page) Click“Add”.

Account is any character（ex. SUMS)

3. Enter the generated
code into the TOTP
registration page.

The rest of procedure is same as for QR code.

1. Click “Other(Google,Facebook, etc） from theMicrosoft Authenticatorapp.
2. Click “enter codemanually”
3. Enter the account name,secret key (displayed in theregistration page). Click‘finish”.
4. .Enter the generated
code into the TOTP
registration page.

戻るNoQuestion

Answer11

How to correct the date/time of
the internal clock of PC

Click the “setting” from the start menu of Windows.
Click “Time & language”, click “Data&time”, Under“Synchronize your clock,” click the Sync now button.
MAC: https://support.apple.com/ja-jp/HT203413