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Breach occurred 2026-04-26Verifiedctt.pt
What happened
In April 2026, data allegedly obtained from CTT, Portugal's national postal service, was posted to a public hacking forum. The data included 468k unique email addresses along with names, phone numbers and parcel tracking numbers which can be used to retrieve the tracking history of the parcel.
Data exposed
Frequently asked questions
The CTT data breach occurred on April 26, 2026. It was added to Have I Been Pwned's breach catalog on May 19, 2026.
468,124 accounts were affected by the CTT data breach, according to Have I Been Pwned's records.
The CTT breach exposed the following data types: Email addresses, Names, Phone numbers.
Yes. Have I Been Pwned has verified the CTT breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the CTT breach, or any other known breach — the tool never stores what you search.
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.
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