Breach date: 2021-01-26. Added to this index: 2021-03-24. Accounts affected: about 11M. Domain: astoriacompany.com.
What happened
In January 2021, over 11M unique email addresses were discovered by Night Lion Security alongside an extensive amount of personal information including names, physical and IP addresses, phone numbers and dates of birth. Some records also contained social security numbers, driver's license details, personal financial information and health-related data, depending on where the information was sourced from. Initially attributed to Astoria Company, they subsequently investigated the incident and confirmed the data did not originate from their services.
Breach data sourced from Have I Been Pwned, used under CC BY 4.0. Additional breach metadata provided by XposedOrNot. DataExposed is an independent service and is not affiliated with or endorsed by either.
What was exposed
Bank account numbers: The number that identifies your account at a bank, usually stored with a sort code, routing number or BSB so a payment can be made or collected.
Credit status information: Details from a credit file or lender record, such as open accounts, credit limits, missed payments, defaults, bankruptcies, hardship arrangements and recent credit enquiries.
Dates of birth: Your full birth date, day, month and year, collected at signup for age checks, identity verification, insurance quotes, birthday offers or government services.
Email addresses: The email address you used to register or log in. It is the most common field in breaches because it doubles as your username on most sites.
Employers: The name of the company or organisation you work for, collected by professional networks, job sites, insurers, lenders and many signup forms.
Health insurance information: Your health insurer, policy or member number, Medicare or national health card number, level of cover, claims history and sometimes the treatments and providers you claimed for.
Income levels: An estimated or self-reported household or personal income band, collected by surveys, lenders, retailers, dating apps and marketing databases.
IP addresses: The network addresses your devices used when you signed up, logged in or posted, recorded by almost every website in its access logs.
Names: Your first name, surname and sometimes middle name or initials, as you gave them when you signed up. It appears in almost every breach because nearly every account asks for it.
Personal health data: Information about your physical or mental health: diagnoses, medications, test results, conditions, fitness and cycle tracking, therapy notes and insurance claims, held by clinics, apps, insurers and wellness services.
Phone numbers: Your mobile or landline number, collected at signup for contact, delivery updates, marketing and two-factor codes.
Physical addresses: Your residential, postal, billing or delivery address, stored by retailers, utilities, banks, government services and almost any company that sends you something.
What to do now
Check whether your own address is in this dataset with the free email breach check.
Review the accounts connected to this service and turn on two-factor authentication.
Turn on two-factor authentication on your email account first, because it is the reset path for everything else.
Treat calls and messages that quote real details about you as hostile until you verify them another way.
Frequently asked questions
What data was leaked in the Unverified Data Source breach?
The Unverified Data Source breach exposed Bank account numbers, Credit status information, Dates of birth, Email addresses, Employers, Health insurance information, Income levels, IP addresses, Names, Personal health data, Phone numbers, Physical addresses, Smoking habits, Social security numbers. About 11M accounts were affected.
Was I affected by the Unverified Data Source breach?
Run the free email breach check with the address you used on that service. It will tell you whether your address appears in this dataset.
What should I do about the Unverified Data Source breach?
Treat any message that quotes details from this breach as suspicious, turn on two-factor authentication, and consider removing your details from people-search sites if your address or phone was included.