Be wary of unsolicited emails or texts, as attackers often use leaked contact info to launch targeted phishing campaigns [1].
Use services like Have I Been Pwned to see if your email address has appeared in "duombaze.rar" or other public breaches.
The leaked archive contained user names, surnames, personal identification numbers (ID codes), email addresses, phone numbers, and hashed passwords [1, 3]. It did not include payment card details [3, 4].
Activate two-factor authentication on all sensitive accounts (email, banking, social media) to add a layer of protection beyond just a password [5].
The data was stolen from the CityBee car-sharing platform, specifically from a backup database that had been left publicly accessible on a server [1, 5].