Mate1.com
HIGH RISKData breach — February 2016
In February 2016, the dating site mate1.com suffered a huge data breach resulting in the disclosure of over 27 million subscribers' information. The data included deeply personal information about their private lives including drug and alcohol habits, incomes levels and sexual fetishes as well as passwords stored in plain text.
search Check if you were affected — freeData exposed in this breach
What happened in the Mate1.com data breach?
In February 2016, the dating site mate1.com suffered a huge data breach resulting in the disclosure of over 27 million subscribers' information. The data included deeply personal information about their private lives including drug and alcohol habits, incomes levels and sexual fetishes as well as passwords stored in plain text.
The exposed data included 25 types of personal information. Because passwords were exposed, users who reused their password on other sites are at particular risk. Learn more about what a data breach means for you.
Quick answer — was Mate1.com hacked?
Yes. Mate1.com was breached in February 2016. The breach exposed 27,393,015 records including astrological signs, dates of birth, drinking habits. 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 Mate1.com breach so dangerous?
The Mate1.com breach exposed 27,393,015 records — that is 27.4M people whose personal data is now circulating on the dark web. The combination of astrological signs, dates of birth, drinking habits makes this a high-risk breach that requires immediate action.
Because passwords were exposed, attackers can use credential stuffing to automatically test your Mate1.com password against hundreds of other websites. If you reused your password anywhere, those accounts are now at risk. Read more about what happens to your data after a breach.
Don't wait to find out — check if your email was exposed in this breach now.
What data was stolen in the Mate1.com breach?
Astrological signs — may be combined with other breach data to build a profile for targeted attacks
Dates of birth — used to verify identity for account takeover and fraud
Drinking habits — may be combined with other breach data to build a profile for targeted attacks
Drug habits — may be combined with other breach data to build a profile for targeted attacks
Education levels — may be combined with other breach data to build a profile for targeted attacks
Email addresses — used for phishing attacks and credential stuffing against your other accounts
Ethnicities — may be combined with other breach data to build a profile for targeted attacks
Fitness levels — may be combined with other breach data to build a profile for targeted attacks
Genders — may be combined with other breach data to build a profile for targeted attacks
Geographic locations — may be combined with other breach data to build a profile for targeted attacks
Income levels — may be combined with other breach data to build a profile for targeted attacks
Job titles — may be combined with other breach data to build a profile for targeted attacks
Names — used to build profiles and target you with personalised scams
Parenting plans — may be combined with other breach data to build a profile for targeted attacks
Passwords — can be used to access your accounts directly or cracked to reveal your actual password
Personal descriptions — reveals your approximate location and internet provider
Physical attributes — combined with other data, used for identity theft and physical fraud
Political views — may be combined with other breach data to build a profile for targeted attacks
Relationship statuses — reveals your approximate location and internet provider
Religions — may be combined with other breach data to build a profile for targeted attacks
Sexual fetishes — may be combined with other breach data to build a profile for targeted attacks
Travel habits — may be combined with other breach data to build a profile for targeted attacks
Usernames — used to build profiles and target you with personalised scams
Website activity — may be combined with other breach data to build a profile for targeted attacks
Work habits — may be combined with other breach data to build a profile for targeted attacks
Is the Mate1.com breach still dangerous in 2026?
Yes. Stolen data from the Mate1.com 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 2016 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 Mate1.com 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 Mate1.com breach
Approximately 27,393,015 user records were exposed in the Mate1.com breach in February 2016.
Yes. Leaked credentials are actively used in credential stuffing attacks years after a breach. If you reused your Mate1.com 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 Mate1.com dataset and tell you instantly whether your email was exposed and what data was taken.
Change your Mate1.com 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 Mate1.com breach?
The Mate1.com data breach affected approximately 27,393,015 users who had accounts with the service. With 27.4M records exposed, this is one of the larger breaches tracked in our database of 970+ known breaches.
If you ever created an account with Mate1.com 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 Mate1.com breach
Change your Mate1.com password immediately
Go to Mate1.com 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 Mate1.com 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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