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Writer's pictureRich Washburn

Cyberattack Double Whammy: AT&T and Disney Breached in Major Security Incidents


Cyberattack Double Whammy

Two American corporate giants, AT&T and Disney, have fallen prey to significant cyberattacks within a span of just 48 hours. These incidents have not only exposed the vulnerabilities of even the most robust organizations but have also underscored the critical state of cybersecurity in the United States today. As we discuss the details of these breaches, it becomes evident that both businesses and individuals must urgently rethink their cybersecurity strategies.


AT&T: A Massive Data Breach


AT&T recently disclosed a massive data breach that compromised the phone call records and text message metadata of nearly all its customers. The breach, affecting data from May 2022 to January 2023, did not include the content of communications but exposed metadata, which includes information about the origin, destination, and location of the messages. Such data is highly valuable to cybercriminals for launching phishing campaigns, identity theft, and fraudulent purchases.


AT&T's efforts to mitigate the damage by reportedly paying $370,000 to prevent the publication of the stolen data proved futile. This incident highlights the ongoing struggle corporations face in securing their data against increasingly sophisticated cyber threats. The aftermath of such breaches can lead to severe consequences, including identity theft, banking fraud, and unauthorized financial transactions. 


Disney: A One Terabyte Leak


In a parallel breach, Disney fell victim to a hacking group named No Bulge, which claimed to have leaked about one terabyte of data from Disney's internal Slack channels. Slack, a popular communication tool, has become a double-edged sword for many companies, providing efficient communication while also posing significant security risks. Employees often misuse these tools by sharing sensitive information, believing they are secure from external threats. 


The leaked data from Disney included unreleased projects, raw images, source code, and even login credentials. This breach not only jeopardizes Disney's intellectual property but also highlights a pervasive issue in corporate cybersecurity: the misuse and mishandling of new technologies without proper guidance and policies.


These breaches reveal a critical issue in corporate cybersecurity: the inadequate handling and misuse of modern communication tools. The transition to remote work during the COVID-19 pandemic led many companies to adopt tools like Slack and Microsoft Teams. However, without stringent guidelines and employee training, these tools can become major security liabilities.


Moreover, the breaches underscore the growing trend of cybercriminals targeting both large corporations and small businesses. Advanced persistent threats (APTs) often infiltrate networks, selling access on the dark web to ransomware groups. The discovery of APTs in networks of small businesses with under 20 employees indicates that no organization is too small to be targeted.


In light of these breaches, businesses and individuals must take proactive measures to safeguard their data. Implementing multi-factor authentication (MFA) on all accounts, using authenticator apps instead of SMS for verification, and employing strong, unique passwords are essential steps. Additionally, monitoring accounts for unusual activity and reporting suspicious transactions promptly can mitigate the impact of cyberattacks.


For companies, it's crucial to provide clear guidelines and training on the appropriate use of communication tools. Limiting the sharing of sensitive information and regularly auditing the security practices can help reduce the risk of breaches.


The recent cyberattacks on AT&T and Disney highlight the ongoing battle against cyber threats and the need for heightened cybersecurity awareness. As technology continues to evolve, so do the tactics of cybercriminals. It is imperative for both businesses and individuals to stay informed, implement robust security measures, and take proactive steps to protect their data. The cost of neglecting cybersecurity can be devastating, affecting millions of customers and the integrity of major corporations alike.




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