Red alarm level: 16 billion access data - are you affected?

Red alarm level: 16 billion access data - are you affected?

portugiesischsprachige Nutzer, Portugal - On June 20, 2025, a massive data leak became known, which is considered the greatest of its kind in history. A total of 16 billion access data were published, including passwords and user names. Large platforms such as Google , facebook , Instagram , Microsoft , Apple and Telegram .

The security analyzes show that this data does not come from old leaks, but mostly from current attacks, which are done by InfoTEALER and malware was generated. The origin of the data is difficult to understand because they come from different databases. Cybersecurity experts warn that this information could be used for targeted attacks and account takeovers.

The risks for users

The published data are structured in such a way that they can be used for automated attacks on online accounts. Access data are usually prepared in the format of URL, user name and password. The possible access includes not only social networks, but also cloud platforms and government portals. In addition, some leaks could also contain session cookies and tokens that prevent safety measures such as the two-factor authentication, such as All about security reported.

IT security experts recommend that the affected users change their passwords immediately and choose strong, unique passwords. The activation of the two-factor authentication (2FA) is also advisable. Users should also regularly check their accounts for suspicious activities and, if necessary, report them to the provider. Services such as "Have i been pwned" can help check whether your own email address has been compromised.

protective measures and recommendations

• change your password immediately, especially for affected services.
• activate two-factor authentication, whenever possible.
• use password managers to create strong and unique passwords.
• check your systems regularly on malware, especially for information management.
• report suspicious activities in bank accounts and email services.

The massive data leak represents a significant threat to digital security and illustrates the need to maintain proactive security behavior. The experts not only advise the affected users for caution, but also recommend all Internet users to change their passwords regularly and pay attention to their safety.