Bellevue The Telekom subsidiary T-Mobile US has become the target of a cyber attack. On January 5, it was found that a third party was accessing data without authorization, T-Mobile US announced on Thursday after the US stock market closed. With the help of external experts, the source of the attack was found and stopped within a day of becoming known.
The investigations are still ongoing, but there is currently no evidence that it was possible to penetrate the system or network. However, the group did not rule out that the incident, which began on or around November 25, could result in high costs. Shares fell more than 2 percent in after-hours trading. However, based on current knowledge, the attacker was unable to access the most sensitive data. This refers to customer accounts and financial data.
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