Certificates; Wim Manager - Mitsubishi M750 User Manual

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CERTIFICATES

Certificates are used for network security exchange.
There are two types of certificates: the user's certificate and the trusted certificate.
The user's certificate is sent by the phone to the contacted WAP™ service. It is a proof of the
user's identity.
The trusted certificate is sent by the contacted WAP™ site to the phone. It guarantees the
WAP™ site is authentic and you have the right certificate in your phone. If you do not have the
right certificate the site identity cannot be checked (certificates can then be downloaded from
a WAP™ page).
To display a certificate:
1
Press OK. Select Settings.
2
Select Security.
3
Select Certificates. Enter the 4 digit lock code (default code is 0000) and press OK. The list
of certificate subjects is displayed.
The detailed view is displayed and is made of:
- A header which informs about the certificate format and its storage location,
- The certificate subject,
- The certificate issuer,
- The certificate validity dates (start and end dates),
- The certificate fingerprint.

WIM MANAGER

The WIM (Wireless Identity Module) Manager use is to allow secured access to paid services
via the WAP™ features.
A special WIM card is required to use this feature (please contact your service provider for more
information on the WIM card). It allows certificates (see definition above) and tickets to be pro-
vided to and from selling companies when undergoing a paid transaction.
To enter the WIM manager menu:
1
Press OK. Select
2
Select Security.
3
Select
WIM
Manager.
Select one of the list items:
- WIM code (PIN code available on the WIM card to change, create or delete a file) change/
unblock. If you enter 3 wrong WIM codes, 'WIM code blocked' is displayed.Contact your service
provider to get the corresponding unblock code.
- Signature codes (list of the different signature codes). These codes depend on the service you
wish to use (contact your service provider for more information on the signature codes).
- Tickets. A ticket is a document emitted on purchasing as a proof of the transaction (receipt).
5 tickets can be stored in the phone memory (they are then deleted one after another).
To go over a transaction and use the security WIM system:
1
From the WAP™ page, when getting to a paid service, press OK.
2
A sum-up of the transaction is shown on the following page. Press
3
Enter the requested signature code (4 to 8 digits). A sum-up of the whole transaction (the
Ticket detail
page) is then displayed and shows the transaction
mation.
4
Press
OK
to validate and save the ticket.
Tickets are tracks of transactions as they are emitted by the mobile and not by the selling company. They can-
not be used as a proof in case of legal problem.
To view tickets:
1
Press OK. Select
2
Select Security.
3
Select
WIM
Manager.
4
Select Tickets.
5
The list of available tickets is displayed: choose one and
select
OK
to view its contents.
Settings.
Settings
.
80-
OK
Date, Clear Text
Settings
to validate.
and
Infor-

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