CAPTCHA prerequisites

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Available in Classic and VPC

View supported environments, pricing plans, and service limits, etc., for smooth use of CAPTCHA.

Cloud environment specifications

CAPTCHA supports the following cloud environment specifications:

Item Specifications
Region (zone) Korea, U.S., Singapore, Japan, and Germany
Platform VPC, Classic
Language Korean, English, and Japanese

Precautions when using the service

Cautions for using CAPTCHA are as follows:

  • CAPTCHA (Image) API output image type: color and black and white
  • CAPTCHA (Audio) API output audio length: about 5 seconds
  • Self-filtering of abuse: if suspected of abuse according to internal standards, authentication criteria are strengthened
  • API service usage limits: for each application, you can adjust yourself from 1 per month (1 per day) to 300,000,000 per month (10,000,000 per day), and if you wish to raise the service usage limit beyond the range that you can adjust yourself, use Contact us on the NAVER Cloud Platform portal
Caution

The CAPTCHA API result data can only be used once upon return, and reusing the result data or saving the data separately for DB is prohibited.

Pricing information

CAPTCHA uses a pay-as-you-go pricing plan. For details of CAPTCHA’s usage fee, see the pricing information at Portal > Services > Application Services > CAPTCHA menu.