Insights from the 2024 update on the AT&T data breach underscore the critical importance of bolstering cybersecurity defenses.

AT&T data breach: The 2024 update and steps forward

AT&T has confirmed the circulation of a data breach online, impacting over 7.6 million existing customers and 65 million past customers. The firm has updated the security codes for current customers who were impacted and noted that the exposed data “may have included full name, email address, mailing address, phone number, social security number, date of birth, AT&T account number and passcode.”

AT&T is informing impacted customers through “email or letter” about the specifics of the data involved and the actions being taken on their behalf. An extensive collection of AT&T customer information, encompassing social security numbers and encrypted passwords potentially enabling access to customer accounts, was released on the internet in March.

The AT&T data breach incident compelled the telecommunications behemoth to update the passcodes of millions of customer accounts, as revealed exclusively by TechCrunch. Following an analysis of the breached data by a security expert, who reported to the news platform that the passwords were ” easy to decipher,” TechCrunch notified AT&T.

“AT&T has launched a robust investigation supported by internal and external cybersecurity experts. Based on our preliminary analysis, the data set appears to be from 2019 or earlier, impacting approximately 7.6 million current AT&T account holders and approximately 65.4 million former account holders,” AT&T reportedly said.

How to check if your account is impacted by the AT&T breach?

Should your account be among those affected by the security incident, AT&T has already updated your passcode as a preventive action. The company is urgently recommending that all other customers update their AT&T passcodes, especially if they haven’t been changed within the past year.

Here are the steps for updating your passcode:

• Navigate to your “myAT&T Profile” and log in when prompted.
• If you’re unable to log in due to additional security measures, opt for “Get a new passcode.”
• Proceed to “My linked accounts.”
• Click on “Edit” next to the passcode you wish to change.
• Complete the process as guided by the prompts.

Furthermore, AT&T is providing those affected by the breach with free identity theft protection and credit monitoring services to support their customers.

Not only AT&T is hacked in 2024

For the first time, AT&T has confirmed that the data leak pertains to its customers, three years following a hacker’s assertion of stealing 73 million AT&T customer records. Initially, AT&T refuted any compromise of its systems, yet the origin of the leak is still uncertain.

Leading organizations from various industries, including  Cencora, Prudential Financial, Bank of America, HPE, loanDepot, Trello, Subway, Football Australia, HealthEC, and Fidelity National Financial, have encountered data security breaches in 2024. This prevalent problem highlights the universal challenge of data breaches, impacting sectors ranging from finance and healthcare to sports and food services.

Here are practical steps and measures individuals can take to fortify their defenses against cyber attacks:

• Create complex passwords that combine letters, numbers, and symbols.
• Ensure each account has a unique password to prevent a single breach from compromising multiple accounts.MFA adds an extra layer of security by requiring a second form of verification beyond just a password. This could be a text message code, an email, or an authentication app.
• Regularly update your operating system, browsers, and all applications. Software updates often include patches for security vulnerabilities that could be exploited by attackers.
• Learn to recognize phishing emails or messages that try to trick you into giving away personal information or downloading malware. Be cautious about clicking on links or downloading attachments from unknown sources.
• Install and maintain reputable antivirus software to help protect your device from malware and other threats. Ensure that the antivirus software is kept up-to-date.

Featured image credit: AT&T

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• Source: https://dataconomy.com/2024/04/01/att-data-breach-2024-update/