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Deloitte UK Suffers a Significant Cybersecurity Breach, Results in the Theft of Over 1TB Sensitive Data
Deloitte Suffers Cyber Breach: Deloitte, one of the “Big Four” professional services firms, has reportedly fallen victim to a significant cyberattack orchestrated by the infamous Brain Cipher ransomware group.
Deloitte Suffers Cyber Breach From Brain Cipher
This breach is said to have resulted in the exfiltration of over 1 terabyte (TB) of sensitive, compressed data.
The implications of this attack are vast, potentially compromising Deloitte’s corporate clients, sensitive business information, and the firm’s reputation.
Brain Cipher is a ransomware group that emerged in June 2024, quickly gaining notoriety for its cyberattacks on organizations worldwide. Notably, it was responsible for a significant attack on Indonesia’s National Data Center, which disrupted services for over 200 government agencies, including immigration and passport control.
In a statement, Brain Cipher criticised Deloitte’s cybersecurity practices, claiming that “Deloitte Suffers Cyber Breach. The fundamentals of computer security were not respected” and claiming they would provide examples of how they bypassed the firm’s defenses.
The ransomware group claims to have accessed and stolen compressed data exceeding 1 terabyte in volume, raising serious concerns about data protection practices at one of the “Big Four” accounting firms.
Also Read: Deloitte LayOff 250 Staff Members
Brain Cipher Invites Deloitte To A Private Discussion Regarding The Breach
Brain Cipher has also announced plans to release detailed information about the breach, including:
- Evidence of alleged security protocol violations
- Analysis of contractual agreements between Deloitte and its clients
- Details about the firm’s monitoring systems and security tools
- Examples of compromised data
“We will show excellent(not) monitoring work, and tell what tools we used, and use there today.” Brain cipher Group said.
The ransomware group has extended an invitation to Deloitte representatives to engage in private discussions, requesting communication through corporate email channels to address the situation. This approach suggests a possible ransom negotiation attempt.
