Washington (CNN Business) Uber has linked the cybersecurity incident it disclosed last week to hackers affiliated with the Lapsus$ gang, a group accused of numerous high-profile corporate data breaches. The company also said the attackers were able to download or access company Slack messages and invoice-related data from an internal tool. Uber UBER In a blog post on Monday,said the attackers first gained access to the company's systems when they successfully convinced a contractor to grant a multi-factor authentication challenge. The attacker did not access user-facing systems, user accounts, databases containing personal information or the code that powers Uber's products, the company said. The blog post marks the first time Uber has publicly attributed the incident to the Lapsus$ gang, which targeted Microsoft earlier this year and is also accused of attacking Nvidia, Okta and other companies.

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