CDEK
MEDIUM RISKData breach — March 2022
In early 2022, a collective known as IT Army whose stated goal is to "completely de-anonymise most Russian users by leaking hundreds of gigabytes of databases" published over 30GB of data allegedly sourced from Russian courier service CDEK. The data contained over 19M unique email addresses along with names and phone numbers. The authenticity of the breach could not be independently established and has been flagged as "unverified".
search Check if you were affected — freeData exposed in this breach
What happened in the CDEK data breach?
In early 2022, a collective known as IT Army whose stated goal is to "completely de-anonymise most Russian users by leaking hundreds of gigabytes of databases" published over 30GB of data allegedly sourced from Russian courier service CDEK. The data contained over 19M unique email addresses along with names and phone numbers. The authenticity of the breach could not be independently established and has been flagged as "unverified".
The exposed data included 3 types of personal information. Learn more about what a data breach means for you.
Quick answer — was CDEK hacked?
Yes. CDEK was breached in March 2022. The breach exposed 19,218,203 records including email addresses, names, phone numbers. If your email was involved, your data may still be at risk today. Check if you were affected.
Why was the CDEK breach so dangerous?
The CDEK breach exposed 19,218,203 records — that is 19.2M people whose personal data is now circulating on the dark web. The combination of email addresses, names, phone numbers makes this a medium-risk breach that should be addressed promptly.
Don't wait to find out — check if your email was exposed in this breach now.
What data was stolen in the CDEK 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
Phone numbers — enables SIM swapping attacks and targeted SMS phishing scams
Is the CDEK breach still dangerous in 2026?
Yes. Stolen data from the CDEK 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 2022 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 CDEK 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 CDEK breach
Approximately 19,218,203 user records were exposed in the CDEK breach in March 2022.
Yes. Leaked credentials are actively used in credential stuffing attacks years after a breach. If you reused your CDEK 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 CDEK dataset and tell you instantly whether your email was exposed and what data was taken.
Change your CDEK 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 CDEK breach?
The CDEK data breach affected approximately 19,218,203 users who had accounts with the service. With 19.2M records exposed, this is one of the larger breaches tracked in our database of 970+ known breaches.
If you ever created an account with CDEK 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 CDEK breach
Change your CDEK password immediately
Go to CDEK 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 CDEK 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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