Personal Data Leak Monitor

ADDA data breach

1.83M accounts from ADDA (adda.io) were exposed in this breach. Besides email addresses, it included passwords, which makes it a high-risk breach.

Breach date
March 24, 2025
Accounts
1,829,314
Added to the database
November 23, 2025

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What leaked

Email addressesNamesPasswordsPhone numbers

What to do now

  1. Please change that password, and anywhere you reused 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

Tools that help with this breach

Norton 360PaidVisit the official site →(opens in a new tab)Trend Micro SecurityPaidVisit the official site →(opens in a new tab)

About this breach

In March 2025, data allegedly breached from the ADDA housing societies service was posted to a public hacking forum. The data contained over 1.8M unique email addresses along with names, phone numbers and MD5 password hashes.

Source: Have I Been Pwned (CC BY 4.0)

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