Kaspersky Club Data Breach

What happened

In March 2024, the independent fan forum Kaspersky Club suffered a data breach. The incident exposed 56k unique email addresses alongside usernames, IP addresses and passwords stored as either MD5 or bcrypt hashes.

Exposed data

Recommended actions

• Change your Kaspersky Club password immediately, and update it anywhere you reused the same password.
• Enable two-factor authentication on the affected account and on your critical services (email, banking).
• Watch for targeted phishing emails referencing Kaspersky Club — attackers weaponise breach data quickly.
• Check whether your email address appears in this breach on haveibeenpwned.com.