> ## Documentation Index > Fetch the complete documentation index at: https://docs.wavix.com/llms.txt > Use this file to discover all available pages before exploring further. # List 2FA verification events > Returns the lifecycle events of the 2FA verification identified by `session_id`, such as number lookup and code delivery. ## OpenAPI ````yaml https://wavix.github.io/wavix-openapi/wavix-api.yaml get /v1/two-fa/session/{session_id}/events openapi: 3.1.0 info: title: Wavix APIs description: >- Wavix provides robust APIs that let you integrate voice and text messaging features directly into your app. Send text, place calls, and access detailed reports programmatically. termsOfService: https://wavix.com/terms-and-conditions license: name: MIT identifier: MIT contact: name: Wavix url: https://wavix.com email: support@wavix.com version: '1.0' servers: - url: https://api.wavix.com description: https://api.wavix.com variables: {} security: - bearerAuth: [] tags: - name: SIP trunks description: SIP trunks - name: Buy description: Numbers - name: Cart description: Numbers - name: My numbers description: Numbers - name: Billing description: Billing, transactions, and invoices - name: Profile description: Account profile and customer information - name: CDRs description: Call detail records and call history - name: Speech Analytics description: Call transcription and speech analytics - name: SMS and MMS description: Messaging - name: Number Validator description: Phone number validation - name: Link shortener description: Short link and click metrics - name: 2FA description: Two-factor authentication - name: 10DLC description: 10DLC Campaigns and Brands - name: API Keys description: API key management - name: Call webhooks description: Webhook configuration for call events - name: Call control description: Programmable Voice - name: Call streaming description: Real-time call audio streaming over WebSocket - name: Call recording description: Call recording - name: Sub-accounts description: Sub-account management - name: Voice campaigns description: Outbound voice campaigns - name: Wavix Embeddable description: WebRTC embeddable widget paths: /v1/two-fa/session/{session_id}/events: get: tags: - 2FA summary: List 2FA verification events description: >- Returns the lifecycle events of the 2FA verification identified by `session_id`, such as number lookup and code delivery. operationId: two_fa_events_list parameters: - name: session_id in: path description: The unique ID of the 2FA verification session. required: true style: simple schema: type: string example: 8753d4308f2e11ecb75fcdafd6d2d690 responses: '200': description: Returns the list of 2FA verification events. headers: {} content: application/json: schema: type: array items: $ref: '#/components/schemas/TwoFactorVerificationEvent' example: - created_at: '2022-02-16T13:41:38.000Z' event: Number lookup status: success charge: '0.005' error: null - created_at: '2022-02-16T13:41:38.000Z' event: Code sent via SMS status: success charge: '0.005' error: null examples: default: value: - created_at: '2022-02-16T13:41:38.000Z' event: Number lookup status: success charge: '0.005' error: null - created_at: '2022-02-16T13:41:38.000Z' event: Code sent via SMS status: success charge: '0.005' error: null '403': $ref: '#/components/responses/ForbiddenErrorResponse' '404': description: Returns when no verification matches `session_id`. headers: {} content: application/json: schema: allOf: - $ref: '#/components/schemas/RecordNotFoundErrorResponse' examples: default: value: success: false message: >- 2FA verification session with ID=1c7d5259092eb11f083eed7e070f20a2b cannot be found deprecated: false security: - bearerAuth: - two_fa:read components: schemas: TwoFactorVerificationEvent: title: TwoFactorVerificationEvent required: - created_at - event - status - charge - error type: object additionalProperties: false properties: created_at: type: string description: Date and time of the event format: date-time example: '2022-02-16T13:41:38.000Z' event: type: string description: >- Human-readable event description. One of the following values: - `Number lookup` — the Wavix platform checked whether the destination phone number is valid. Returned only when number validation is enabled for the 2FA Service. - `Code sent via SMS` — a code was sent via SMS. - `Code sent via voice` — a code was sent via a voice call. - `Verification` — a code verification attempt. example: Code sent via SMS status: type: string description: >- Status of an action associated with the event. Can be either `success`, `failed`, or `pending`. example: success charge: type: string description: Cost of an operation associated with the event, in USD example: '0.005' error: type: - string - 'null' description: Error description, if any RecordNotFoundErrorResponse: title: RecordNotFoundErrorResponse required: - success - message type: object properties: success: type: boolean description: >- Indicates whether the request was successful. Always `false` for this error. example: false message: type: string description: Human-readable error description example: Record not found example: success: false message: Record not found ForbiddenErrorResponse: title: ForbiddenErrorResponse type: object properties: success: type: boolean description: >- Indicates whether the request was successful. Always `false` for this error. example: false message: type: string description: Human-readable description of why access is forbidden. example: The service is not provisioned for your account. responses: ForbiddenErrorResponse: description: Request failed. The feature is disabled for your account. headers: {} content: application/json: schema: $ref: '#/components/schemas/ForbiddenErrorResponse' securitySchemes: bearerAuth: type: http scheme: bearer description: > Wavix API key. Pass as `Authorization: Bearer `. Keys support per-resource scopes (none / read / write). See [Restricted keys and scopes](https://docs.wavix.com/api-reference/authentication#restricted-keys-and-scopes). ````