Resend Signup OTP

Resend the email verification OTP for a new user signup.

Endpoint

POST /api/v1/auth/resend-signup-otp

Headers

Header	Required	Description
Content-Type	Yes	application/json

Request Body

{
  "email": "user@example.com",
  "temporary_token": "temp_token_from_signup"
}

Parameters

Field	Type	Required	Description
email	string	Yes	Email address used for signup
temporary_token	string	Yes	Temporary token received from signup response

Validations

• Temporary token validation (must be valid and not expired)
• Email must match the token's associated email
• Email must not already be verified
• Rate limiting protection

Response

Success (200)

{
  "success": true,
  "data": {
    "temporary_token": "new_temp_token",
    "message": "OTP resent successfully"
  },
  "message": "OTP resent successfully"
}

Error Codes

Status	Code	Description
400	VALIDATION_ERROR	Invalid request
401	INVALID_TOKEN	Invalid or expired temporary token
409	EMAIL_ALREADY_VERIFIED	Email address already verified
422	VALIDATION_ERROR	Request validation failed

Data Flow

1. Token Validation

   • Validate temporary token from Redis
   • Check token expiration (10 minutes)
   • Extract user information from token

2. Email Verification Check

   • Check if email is already verified
   • Return error if already verified

3. OTP Generation

   • Generate new 6-digit OTP code
   • Store OTP in Redis with expiration (10 minutes)
   • Reset attempt counter

4. Email Sending

   • Send verification email with OTP code
   • Queue email via email service

5. Token Refresh

   • Create new temporary token
   • Update token with new expiry

6. Audit Logging

   • Log OTP resend event
   • Record IP address and timestamp

Features

• Validates temporary token from signup
• Generates new OTP code
• Sends verification email
• Rate limiting protection
• Audit logging
• Token refresh for extended verification window

Example

curl -X POST https://api.rivergen.com/api/v1/auth/resend-signup-otp \
  -H "Content-Type: application/json" \
  -d '{
    "email": "user@example.com",
    "temporary_token": "temp_token_abc123"
  }'

Related Endpoints

• Signup - Initial signup
• Verify OTP - Verify email with OTP
• Verify Email - Verify email with token