| 1 Definition | 2 Functional Requirements | 3 Syntax | 4 Semantics |
1 Definition
Authentication and Access Control is Data that is provided by a User at registration time to obtain an Authentication Token which is used every time the User accesses the Back End.
2 Functional Requirements
3 Syntax
https://schemas.mpai.community/TFA/V1.3/data/AuthenticationAndAccessControl.json
4 Semantics
| Label | Size | Description |
| Header | N1 Bytes | Authentication and Access Control Header |
| – Standard – AuthenticationAndAccessControl | 9 Bytes | The characters AIH-AAC-V |
| – Version | N2 Bytes | Major version – 1 or 2 characters |
| – Dot-separator | 1 Byte | The character . |
| – Subversion | N3 Bytes | Minor version – 1 or 2 characters |
| MInstanceID | N4 Bytes | Identifier of M-Instance. |
| ID | N5 Bytes | Identifier of . |
| Time | N6 Bytes | Time of |
| Data | N7 Bytes | |
| N8 Bytes | ||
| N9 Bytes | ||
| N10 Bytes | ||
| N11 Bytes | ||
| N12 Bytes | ||
| N13 Bytes | ||
| DescrMetadata | N14 Bytes | Descriptive Metadata |
