# KardiaChain Proposer Validator Selection Process

KardiaChain has an open Validator candidate selection which encourages KAI holders to register to be a Validator. Once registered, their status can be viewed at KardiaChain Explorer Candidates list at <https://explorer.kardiachain.io/staking>. The selection process is as follow:

* Candidate registration application requires 25,000 KAI deposit.&#x20;
  * Candidate can withdraw application and retrieve the deposited KAI.
* Candidates who meet minimum requirements total of 5M delegated KAI will be promoted to  Validators.
* Top 20 Validators with the most voting power will get selected as Proposer-Validators.
* Proposer-Validators will be responsible for securing the network, ability to validate new blocks and earn reward for performing the duty.
* The Validators that don’t make the list, will be part of the secure network but are not able to earn reward.