- Migrate from custom HTTP server to VitePress framework - Rename project to Tokenized License Approval System (TLAS) - Add comprehensive documentation for all stakeholders: - Business: Executive summary, value proposition, governance - Operations: Infrastructure, installation, monitoring, backup - Departments: User guide, workflows, verification, issuance - Developers: API reference, authentication, webhooks, SDKs - Compliance: OWASP, DPDP Act, IT Act, audit framework - Add modern theme with dark mode and full-text search - Update Dockerfile for VitePress build process Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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1.7 KiB
Authentication
Overview
TLAS uses OAuth 2.0 with JWT tokens for API authentication.
Obtaining Credentials
Contact your administrator to receive:
- Client ID
- Client Secret
- Authorized scopes
Token Request
POST /auth/token HTTP/1.1
Host: api.tlas.gov.in
Content-Type: application/x-www-form-urlencoded
grant_type=client_credentials&
client_id=YOUR_CLIENT_ID&
client_secret=YOUR_CLIENT_SECRET&
scope=applications:read applications:write
Response
{
"access_token": "eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9...",
"token_type": "Bearer",
"expires_in": 3600,
"scope": "applications:read applications:write"
}
Using the Token
Include token in Authorization header:
GET /applications/APP-2026-00001 HTTP/1.1
Host: api.tlas.gov.in
Authorization: Bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9...
Token Refresh
Tokens expire after 1 hour. Request new token before expiry.
Available Scopes
| Scope | Access |
|---|---|
applications:read |
View applications |
applications:write |
Submit and update applications |
documents:read |
View documents |
documents:write |
Upload documents |
verification:read |
Verify certificates |
DigiLocker OAuth
For citizen authentication via DigiLocker:
GET /auth/digilocker/authorize?
redirect_uri=https://yourapp.com/callback&
state=random_state_value
User is redirected to DigiLocker. After consent, user returns with authorization code.
Error Codes
| Code | Description |
|---|---|
invalid_client |
Unknown client ID |
invalid_grant |
Invalid credentials |
invalid_scope |
Requested scope not authorized |
expired_token |
Token has expired |