Cybersecurity Today 2026 09 01

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Good morning. Today is Tuesday, September 1, 2026.

Before we get started, it's important to:

Stay informed. Stay skeptical. And stay secure.

And here's today's cybersecurity challenge:

Can you name the top 5 data breaches in the world so far this year?

Think about your answers.

Watch the whole video and see if you guessed right!

Now, today's headlines.

The PaperCut zero-day campaign escalates from scanning to hands-on intrusions and data theft.

Hackers are actively exploiting a critical Ruby on Rails vulnerability.

A China-linked espionage group is turning Cisco routers into covert surveillance platforms.

And healthcare giant McKesson confirms stolen customer data as an extortion deadline arrives today.

This is Cybersecurity Today — the most important cybersecurity stories from around the world.