Wednesday, October 2, 2024

When a breach goes from 25 paperwork to 1.3 terabytes… • Graham Cluley

When a breach goes from 25 documents to 1.3 terabytes...

Ouch.

On 7 March 2024, the UK’s Leicester Metropolis Council had its methods disrupted by a devastating cyber assault, forcing it to shut down its IT methods and cellphone strains.

Amongst these affected had been care house employees and the homeless.

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By the tip of March, the council was “not but capable of say” if any knowledge had been breached through the assault.

However on Wednesday April 3, Leicester Metropolis Council confirmed that about 25 paperwork had been shared on-line by attackers, together with individuals’s confidential data.

Nasty stuff. And the council described the information breach as a “very critical matter.”

Properly, sure, it’s critical if malicious hackers steal 25 paperwork.

However now we all know that Leicester Metropolis Council’s attackers didn’t restrict themselves to 25 paperwork. The most recent FAQ from the council reveals {that a} gobsmacking 1.3 terabytes of knowledge was stolen through the knowledge breach and printed on the darkish net.

Council FAQ
A part of Leicester Metropolis council’s FAQ on the information breach

What has occurred and what has the council finished to handle the incident?

Following the cyber incident on 7 March 2024, the ransomware group accountable has printed roughly 1.3 terabytes of knowledge.

We admire that this can be worrying and so we now have created the next FAQs.

What sort of data has been stolen?

We’re reviewing the information that has been printed, the earlier knowledge launch consisted of paperwork together with lease statements, functions to buy council housing and paperwork associated to this reminiscent of passport particulars.

Because of the quantity of knowledge that has now been printed we can’t contact all people who’s affected. We’re reviewing the information and can be prioritising the individuals at highest danger.

And Leicester Metropolis Council can’t rule out the chance that but extra knowledge may be leaked sooner or later.

If 25 paperwork stolen is “very critical,” I’m unsure the phrases exist to explain 1.3 terabytes of leaked knowledge…

…or ought to I be saying 3 terabytes? As that’s what the ransomware gang claims it has stolen.

Leicester data leak




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