The password for all the accounts associated with the password policy will be changed in bulk.
For each password policy, one quartz job is created and the job will be executed only once in the defined period (From: to:) defined in the password policy.
When the job is executed, it will get all the accounts associated with the password policy and changes the password for all the accounts.
The actual password reset for certain account may be completed after defined period.
After all the password resets in job are completed, the event is marked as complete.