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Version: v8

Challenge-Response

Configure Javascript challenge settings

Overview​

Haltdos provides you the ability to send Javascript challenge at client side by either throwing a Captcha Challenge or a Crypto Challenge. Challenge

How to Use :

  1. Go to WAF > Listeners > Advance Settings > Challenge
  2. Perform changes to default configuration.
  3. Click Save Changes

Description​

Captcha Failed Threshold​

Specify the captcha failed threshold count i.e maximum attempts given to client for completing the captcha challenge

    Accepted values: Integer

    Default: 3
Captcha Unanswered Threshold​

Specify the captcha unanswered threshold i.e maximum attempts given to client for refresing the captcha challenge

    Accepted values: Integer

    Default: 3
Crypto Failed Threshold​

Specify the captcha failed threshold count i.e maximum attempts given to client for completing the crypto challenge

    Accepted values: Integer

    Default: 3
Crypto Unanswered Threshold​

Specify the captcha unanswered threshold i.e maximum attempts given to client for refresing the crypto challenge

    Accepted values: Integer

    Default: 3
Failed Challenge Threshold​

Specify the failed challenge threshold before suspending client IP.

    Accepted values: Integer

    Default: 3
Failed Challenge Action​

Specify the default action upon breaching fingerprint challenge threshold.

    Accepted values: Drop & Record Threshld / Record Request / Terminate Connection / Temprorary Blacklist Src IP / Tarpit Src Ip / Block User Session / No Action / Send Response from Cache

    Default: Drop & Record Threshld
Crypto Challenge difficulty​

Specify the Crypto challenge difficulty i.e the level of crypto challange that will be sent to the client.The range is 1 - 9.

    Accepted values: 1 - 10

    Default: 1