Okta Inc [1], a provider of identity and authentication management services, recently disclosed a breach in their customer support system [7] [8]. This breach, which occurred between September 28 and October 17, 2023 [2] [6], affected a total of 134 Okta customers, including 1Password [3] [6] [7] [8], BeyondTrust [2] [3] [5] [6] [7] [8], and Cloudflare [3] [5] [6] [7] [8].


Hackers gained unauthorized access to Okta’s support system by compromising a service account that had the associated username and password saved to an employee’s personal Google account [1]. The stolen data included session tokens [1], which were later used in session hijacking attacks against five of Okta’s customers [6]. The breach was initially discovered on September 29 when suspicious activity was reported by 1Password. Additional suspicious IP addresses were identified on October 13 by BeyondTrust. Okta promptly initiated an investigation and implemented new security measures to address the issue. These measures included blocking employees from logging into their corporate computers using personal Google accounts and upgrading the breach detection mechanism in their support ticket system [1].

To mitigate the damage caused by the breach, Okta revoked all affected session tokens [5], disabled the compromised service account [1] [2] [8], and implemented measures to prevent future breaches [5]. They also blocked Google Chrome sign-ins on Okta-managed laptops using personal Google accounts and introduced session token binding based on network location as a product enhancement to combat session token theft. Okta notified all affected customers and completed remediations to protect them [2]. They conducted an internal investigation and worked with the Cybersecurity and Infrastructure Security Agency and the FBI [2]. The identity of the hackers remains unknown [2].


This breach highlights the importance of not accessing personal accounts on company devices and the need for proper security measures in service account configurations [4]. Okta has taken steps to address the issue, apologize to affected customers [2], and share the root cause and remediation steps [2]. However, this incident is part of a series of cybersecurity issues for Okta, which has experienced previous breaches targeting MGM Resorts and compromising employee data through a third-party healthcare vendor. Moving forward, it is crucial for Okta and other organizations to continue prioritizing cybersecurity and implementing robust security measures to protect customer data and prevent future breaches.


[1] https://siliconangle.com/2023/11/03/okta-reveals-hackers-accessed-134-customers-data-support-system-breach/
[2] https://www.cybersecuritydive.com/news/okta-support-system-attack-customer-compromise/698754/
[3] https://www.theverge.com/2023/11/3/23945151/okta-shared-some-details-about-its-recent-breach
[4] https://arstechnica.com/information-technology/2023/11/no-okta-senior-management-not-an-errant-employee-caused-you-to-get-hacked/
[5] https://www.darkreading.com/attacks-breaches/okta-customer-support-breach-exposed-data-134-customers-
[6] https://www.redpacketsecurity.com/okta-breach-customers-exposed-in-october-support-system-hack/
[7] https://www.techtarget.com/searchsecurity/news/366558292/Okta-breach-led-to-hijacked-sessions-for-5-customers
[8] https://thehackernews.com/2023/11/oktas-recent-customer-support-data.html