Breach occurred 2025-03-24Verified

ADDA data breach

adda.io

What happened

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.

1,829,314 accounts affected

Breach date 2025-03-24

Data exposed

Email addressesNamesPasswordsPhone numbers

Frequently asked questions

When did the ADDA data breach happen?

The ADDA data breach occurred on March 24, 2025. It was added to Have I Been Pwned's breach catalog on November 23, 2025.

How many accounts were affected by the ADDA breach?

1,829,314 accounts were affected by the ADDA data breach, according to Have I Been Pwned's records.

What data was exposed in the ADDA breach?

The ADDA breach exposed the following data types: Email addresses, Names, Passwords, Phone numbers.

Is the ADDA breach verified?

Yes. Have I Been Pwned has verified the ADDA breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.

How do I check if my email was affected by the ADDA breach?

Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the ADDA breach, or any other known breach — the tool never stores what you search.

Was your own email in this breach?

Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.

Check your email →

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