Personal Data Leak Monitor

ADT data breach

5.49M accounts from ADT (adt.com) were exposed in this breach. Besides email addresses, it included dates of birth, names and partial government issued IDs.

Breach date
April 20, 2026
Accounts
5,488,888
Added to the database
April 27, 2026

Was your email address in this breach?

Check if your email has leaked

We display where your address leaked and what went with it. We never store the address.

We don't store your address. It is checked right here against about 1029 breaches, including this one.

What leaked

Dates of birthEmail addressesNamesPartial government issued IDsPhone numbersPhysical addresses

What to do now

  1. If your birthday is a PIN, kindly change it
  2. Do not tap links in emails claiming to be that service
  3. Expect scam emails that use your real name
  4. Be alert to fake delivery or unpaid-bill texts and calls
  5. Be careful with unexpected mail or visitors

Tools that help with this breach

Norton 360PaidVisit the official site →(opens in a new tab)ESETPaidVisit the official site →(opens in a new tab)

About this breach

In April 2026, home security firm ADT confirmed a data breach by ShinyHunters, which listed the company on its website as part of a "pay or leak" extortion attempt. The breach impacted 5.5M unique email addresses along with names, phone numbers and physical addresses. ADT also advised that "in a small percentage of cases, dates of birth and the last four digits of Social Security numbers or Tax IDs were included" and that it had contacted all affected people.

Source: Have I Been Pwned (CC BY 4.0)

Similar breaches from the same period