ASI Computers is notifying some of their customers after discovering on November 1, 2018 that usernames and passwords on a support web site had been hacked prior to December 2016.
From their notification to California:
ASI confirmed which credentials had been exposed by the following day, November 2, 2018. ASI determined the affected credentials related to California residents. ASI notified affected individuals because their username and password were subject to unauthorized access.
Their notification to affected consumers begins:
We recently observed suspicious activity potentially impacting ASI Computer Systems accounts used to log into https://go.asicentral.com/e/148181/2018-11-02/3yr9ql/338348891 to access customer service support material and other general information. We take the privacy and security of your account and personal information very seriously and are investigating the suspicious activity. As a precautionary measure, your existing password has been deactivated and you will be required to select a new password to access ASI Computer Systems.