Red alert: 16 billion access data leaked – are you affected?

Red alert: 16 billion access data leaked – are you affected?

On June 20, 2025, a massive data breach was reported, considered the largest of its kind in history. A total of 16 billion credentials were published, including passwords and usernames. 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 mainly from current attacks Infostealer and malware were generated. The origin of the data is difficult to trace because it comes 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 is structured so that it can be used for automated attacks on online accounts. Access data is usually prepared in the format of URL, username and password. 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 security measures such as two-factor authentication from being effective All about security reported.

IT security experts recommend that affected users change their passwords immediately and choose strong, unique passwords. Enabling two-factor authentication (2FA) is also advisable. Users should also regularly check their accounts for suspicious activity and report it to the provider if necessary. Services like Have I Been Pwned can help you check if your email address has been compromised.

Protective measures and recommendations

• Ändere dein Passwort sofort, besonders bei betroffenen Diensten.
• Aktiviere die Zwei-Faktor-Authentifizierung, wann immer möglich.
• Verwende Passwortmanager, um starke und einzigartige Passwörter zu erstellen.
• Überprüfe deine Systeme regelmäßig auf Malware, insbesondere auf Infostealer.
• Melde verdächtige Aktivitäten in Bankkonten und E-Mail-Diensten.

The massive data breach poses a significant threat to digital security and highlights the need to cultivate proactive security behavior. The experts not only advise the affected users to be careful, but also recommend that all Internet users change their passwords regularly and pay attention to their security.