Vastaamo
HIGH RISKData breach — March 2019
In October 2020, the Finnish psychotherapy service Vastaamo was the subject of a ransomware attack targeting first the company itself, followed by their patients directly. The original security incident dates back to a period between late 2018 and early 2019 and exposed data including 30k unique email addresses, names, social security numbers and notes on individuals' psychotherapy sessions. This breach has been flagged as "sensitive" and is only searchable by owners of the email addresses and domains exposed in the incident.
search Check if you were affected — freeData exposed in this breach
What happened in the Vastaamo data breach?
In October 2020, the Finnish psychotherapy service Vastaamo was the subject of a ransomware attack targeting first the company itself, followed by their patients directly. The original security incident dates back to a period between late 2018 and early 2019 and exposed data including 30k unique email addresses, names, social security numbers and notes on individuals' psychotherapy sessions. This breach has been flagged as "sensitive" and is only searchable by owners of the email addresses and domains exposed in the incident.
The exposed data included 4 types of personal information. Social Security numbers were compromised, creating a long-term risk of identity theft. Learn more about what a data breach means for you.
Quick answer — was Vastaamo hacked?
Yes. Vastaamo was breached in March 2019. The breach exposed 30,433 records including email addresses, names, personal health data. This breach has been independently verified. If your email was involved, your data may still be at risk today. Check if you were affected.
Why was the Vastaamo breach so dangerous?
The Vastaamo breach exposed 30,433 records — that is a large number of compromised accounts. The combination of email addresses, names, personal health data makes this a high-risk breach that requires immediate action.
Don't wait to find out — check if your email was exposed in this breach now.
What data was stolen in the Vastaamo breach?
Email addresses — used for phishing attacks and credential stuffing against your other accounts
Names — used to build profiles and target you with personalised scams
Personal health data — may be combined with other breach data to build a profile for targeted attacks
Social security numbers — enables full identity theft including fraudulent credit applications
Is the Vastaamo breach still dangerous in 2026?
Yes. Stolen data from the Vastaamo breach remains dangerous years after the incident. Research shows that over 65% of stolen credentials from older breaches have never been changed by the account holders. Attackers routinely compile data from multiple breaches to build complete profiles, and credentials from 2019 are still actively used in credential stuffing attacks today.
Personal information like email addresses, phone numbers, and dates of birth never expire. Even if you changed your Vastaamo password, the other exposed data can be combined with information from other breaches to target you. Learn more about how long stolen data stays dangerous.
Frequently asked about the Vastaamo breach
Approximately 30,433 user records were exposed in the Vastaamo breach in March 2019.
Yes. Leaked credentials are actively used in credential stuffing attacks years after a breach. If you reused your Vastaamo password elsewhere and haven't changed it, those accounts remain at risk today.
Enter your email in the free checker on EmailLeaked. We scan 12 billion+ breach records including the full Vastaamo dataset and tell you instantly whether your email was exposed and what data was taken.
Change your Vastaamo password immediately, change any other account where you used the same password, enable two-factor authentication on all important accounts, and monitor for phishing emails over the next 90 days.
Who was affected by the Vastaamo breach?
The Vastaamo data breach affected approximately 30,433 users who had accounts with the service. While not the largest breach on record, it still represents a significant number of compromised accounts in our database of 970+ known breaches.
If you ever created an account with Vastaamo or used their services, your data may have been included in this breach. Check your email now to find out. You can also read our guide on what to do immediately after a data breach.
If your email was in the Vastaamo breach
Change your Vastaamo password immediately
Go to Vastaamo and change your password right now. Use a strong, unique password that you have never used anywhere else.
Change any account sharing that password
If you used the same password on other sites, change it on every one of them. Attackers test stolen credentials on hundreds of popular sites within hours.
Enable two-factor authentication
Turn on 2FA on Vastaamo and every important account. Even if your password is known, attackers cannot get in without the second factor.
Check your other accounts for this breach
Run a full email check to see every breach your email appears in — not just this one.
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