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HTTP API operations. 1 operations

Expand an endpoint for authentication, parameters, request fields and responses.

POST/api/v1/realms/{realm}/impersonation-requests/{id}/deny+

Deny or withdraw a support-access request

Allowed for the requesting operator (withdraw) and for whoever may approve under the request policy: the customer, a second operator or an organization owner (IMP-022). Unrelated callers receive 404.

AuthenticationaccountToken or adminTokenTrust classuser-self-service-or-administrativePermissionsSee operation description

Parameters

NameLocationRequiredDetails
realmpathYesRealm name (path-based issuer). Unknown realms return 404.
{"type":"string"}
idpathYesResource identifier.
{"type":"string"}
X-Request-Idheader—Optional caller-supplied correlation ID (printable ASCII, at most 64 characters); otherwise generated. Echoed in X-Request-Id and problem request_id.
{"type":"string","maxLength":64,"pattern":"^[\\x21-\\x7e]+$"}

Request body

application/json · required

FieldTypeRequiredDescription
reasonstring—
Complete request schema
{
  "type": "object",
  "properties": {
    "reason": {
      "type": "string"
    }
  },
  "additionalProperties": false
}

Responses

204 No Content

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}
400 Malformed request, invalid JSON (duplicate members, unknown fields, wrong types), invalid cursor or invalid transaction (code invalid_request, transaction_invalid, invalid_proof, invitation_invalid).

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}
401 Missing or invalid credentials (code unauthenticated or invalid_credentials). Includes WWW-Authenticate.

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  },
  "WWW-Authenticate": {
    "$ref": "#/components/headers/WWW-Authenticate"
  }
}
403 Authenticated but not allowed (code forbidden, mfa_required, step_up_required, recent_authentication_required, grant_ceiling_exceeded, impersonation_restricted, account_unavailable, sso_required, recovery_restricted). Step-up problems carry obligations.

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}
404 Unknown realm or resource, or existence concealed from the caller (code not_found, feature_disabled).

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}
409 Conflicts with current state, or an idempotent request with the same key is still in progress / carried a one-time secret (code conflict, unexpected_step, last_owner, last_sign_in_method).

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}
422 Validation failed (code validation_failed, password_policy, idempotency_key_reused); errors maps fields to messages.

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}
500 Unexpected error (code internal_error); no stack traces or secrets.

application/problem+json

FieldTypeRequiredDescription
typestringYeshttps://auth.proudbase.com/problems/{code}
titlestringYes
statusintegerYes
codestringYesStable machine-readable error code.
invalid_request | validation_failed | unauthenticated | forbidden | not_found | conflict | precondition_failed | precondition_required | rate_limited | unavailable | internal_error | payload_too_large | unsupported_media_type | step_up_required | recent_authentication_required | mfa_required | recovery_restricted | transaction_invalid | transaction_expired | invalid_credentials | invalid_proof | unexpected_step | password_policy | last_owner | grant_ceiling_exceeded | impersonation_denied | impersonation_restricted | feature_disabled | invitation_invalid | last_sign_in_method | idempotency_key_reused | account_unavailable | sso_required | upstream_unavailable
detailstring—Client-safe detail; never contains secrets.
errorsobject—Field name -> validation message.
request_idstring—Correlation identifier, equal to the X-Request-Id response header.
obligationsarray—Present on step-up / recent-authentication / MFA problems.
original_statusinteger—Present when an idempotent replay is refused because the original response carried a one-time secret.

Response headers

{
  "X-Request-Id": {
    "$ref": "#/components/headers/X-Request-Id"
  }
}

Operation denyImpersonationRequest · Schema definitions · OpenAPI contract

ProudAuth · Self-hosted identityBuilt 2026-10-13 · d9cc813ae809 · content snapshot
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