What is WIM?

[Nokia_FAQ]

What is WIM?

[Nokia_FAQ]

Criterion
- Privacy
What it means
- Only the communicating parties are able to understand the contents of the transferred information.
In WAP
- Wireless Transport Layer Security (WTLS) Class 1
Encryption of mobile networks such as GSM

Criterion
- Authentication/ Authorisation
What it means
- The communicating parties can be sure that the other party is who they claim to be
In WAP
- WTLS Classes 2 and 3
- WAP Identity Module (WIM) in the mobile terminal
- Ability to build application-level security such as passwords/user names
- PIN codes of mobile phones

Criterion
- Integrity
What it means
- The receiving party can be sure that the received information is exactly what the other party originally sent.
In WAP
- WTLS Class 1
- Digital signature using WMLScript Crypto Library and WIM

Criterion
- Non-repudiation
What it means
- Once someone has received a message, the sender cannot deny that they sent it.
In WAP
- Digital signature using WMLScript Crypto Library and WIM

Note: Nokia 6310 and 6510 support only WTLS Class 1 and 2.

For more detailed information about the security elements, see the specifications from the WAP Forum's web site: http://www.wapforum.org/what/technical.htm