A historic data breach has exposed over 16 billion login credentials, marking the largest password leak ever recorded, according to cybersecurity researchers at Cybernews. The breach, driven by a cluster of infostealer malware campaigns, includes previously unreported datasets tied to major tech platforms like Apple, Facebook, Google, Telegram, GitHub, and even government portals.

Key Points:

  • 30 massive datasets were uncovered, each holding tens of millions to billions of records.
  • Most credentials include URL, username, and password combinations, offering a direct map for cybercriminals to exploit.
  • The leak is not a recycled breach — nearly all exposed data appears to be newly compromised.
  • Experts warn the leak is “weaponizable intelligence at scale”, opening the floodgates to phishing, account takeovers, and broader cyberattacks.

What Experts Are Saying:

“This isn’t just a leak — it’s a blueprint for mass exploitation,” researchers emphasized.

Keeper Security CEO Darren Guccione called it a reminder of how easy it is for sensitive data to be exposed, especially through misconfigured cloud storage. Experts are urging the adoption of zero-trust security, privileged access controls, and dark web monitoring tools for both individuals and organizations.

What You Should Do Now:

  • Change your passwords immediately — especially if you reuse them.
  • Enable multi-factor authentication (MFA) across all accounts.
  • Consider switching to passkeys and using password managers for improved safety.
  • Avoid clicking on suspicious links, especially via SMS or email.

Cybersecurity advocate Javvad Malik summed it up: “Cybersecurity is a shared responsibility. Change your account passwords, use a password manager and switch to passkeys wherever possible. Now is the time to take this seriously, don’t wait until your passwords show up in these ongoing leak datasets – get on top of your password security right now”.

Disclosure: This article does not represent investment advice. The content and materials featured on this page are for educational purposes only.

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