Consumer Authentication

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Frontend SDKs

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Headless

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Passwords

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Strength Check

Strength check

The strengthCheck method wraps the Strength Check Password API endpoint.

This method allows you to check whether or not the user’s provided password is valid, and to provide feedback to the user on how to increase the strength of their password. All passwords must pass the strength requirements to be accepted as valid.


Method parameters


password*string

emailstring
import React, { useCallback } from 'react';
import { useStytch } from '@stytch/react';

export const Login = () => {
  const stytch = useStytch();

  const strengthCheck = useCallback(() => {
    stytch.passwords.strengthCheck({
      email: '${exampleEmail}',
      password: 'xS)ISUi)PNKFx#pJ',
    });
  }, [stytch]);

  return <button onClick={strengthCheck}>Strength Check</button>;
};

RESPONSE

200 - LUDS invalid
{
    "breach_detection_on_create": true,
    "breached_password": false,
    "feedback": {
      "suggestions": null,
      "warning": null,
      "luds_requirements": {
        "has_digit": true,
        "has_lower_case": false,
        "has_symbol": false,
        "has_upper_case": false,
        "missing_characters": 6,
        "missing_complexity": 1
      }
    },
    "request_id": "request-id-test-b05c992f-ebdc-489d-a754-c7e70ba13141",
    "score": 0,
    "status_code": 200,
    "strength_policy": "luds",
    "valid_password": false
  }