Security News

Microsoft still unsure how hackers stole Azure AD signing key
2023-07-14 20:18

Microsoft says it still doesn't know how Chinese hackers stole an inactive Microsoft account consumer signing key used to breach the Exchange Online and Azure AD accounts of two dozen organizations, including government agencies. The threat actors used the stolen Azure AD enterprise signing key to forge new auth tokens by exploiting a GetAccessTokenForResource API flaw, providing them access to the targets' enterprise mail.

TeamTNT's Cloud Credential Stealing Campaign Now Targets Azure and Google Cloud
2023-07-14 10:12

A malicious actor has been linked to a cloud credential stealing campaign in June 2023 that's focused on Azure and Google Cloud Platform services, marking the adversary's expansion in targeting beyond Amazon Web Services. They also overlap with an ongoing TeamTNT campaign disclosed by Aqua called Silentbob that leverages misconfigured cloud services to drop malware as part of what's said to be a testing effort, while also linking SCARLETEEL attacks to the threat actor, citing infrastructure commonalities.

Microsoft whips up unrest after revealing Azure AD name change
2023-07-12 17:02

Service plan display names will change on October 1: Azure AD Free is to become Microsoft Entra ID Free, Azure AD Premium P1 or P2 will move to Microsoft Entra ID P1 or P2, and Azure AD External Identities will switch to Microsoft Entra External ID. Feature naming will also be overhauled. Azure AD Conditional Access, for example, will become Microsoft Entra Conditional Access, Azure AD MFA will change to Microsoft Entra MFA, and Azure AD single sign-on will move to Microsoft Entra single sign-on.

Microsoft rebrands Azure Active Directory to Microsoft Entra ID
2023-07-11 16:28

Microsoft announced today that it would change the name of its Azure Active Directory enterprise identity service to Microsoft Entra ID by the end of the year. Azure AD offers a range of security features, including single sign-on, multifactor authentication, and conditional access, with Microsoft saying it helps defend against 99.9 percent of cybersecurity attacks.

Week in review: Microsoft confirms DDoS attacks on M365 and Azure Portal, Infosecurity Europe 2023
2023-06-25 08:00

Empowering Google security and networking solutions with AIIn this Help Net Security interview, Sunil Potti, GM and VP of Cloud Security at Google Cloud, talks about how new security and networking solutions powered by AI help improve security so Google customers can address their most pressing security challenges and remain ahead of an ever changing threat landscape. Infosecurity Europe 2023Infosecurity Europe took place at ExCeL London from June 20-22, 2023 and Help Net Security was on site.

Grafana warns of critical auth bypass due to Azure AD integration
2023-06-24 15:18

Grafana has released security fixes for multiple versions of its application, addressing a vulnerability that enables attackers to bypass authentication and take over any Grafana account that uses Azure Active Directory for authentication. Grafana is a widely used open-source analytics and interactive visualization app that offers extensive integration options with a wide range of monitoring platforms and applications.

Critical 'nOAuth' Flaw in Microsoft Azure AD Enabled Complete Account Takeover
2023-06-21 11:38

A security shortcoming in Microsoft Azure Active Directory Open Authorization process could have been exploited to achieve full account takeover, researchers said. "nOAuth is an authentication implementation flaw that can affect Microsoft Azure AD multi-tenant OAuth applications," Omer Cohen, chief security officer at Descope, said.

Microsoft fixes Azure AD auth flaw enabling account takeover
2023-06-20 16:38

Microsoft has addressed an Azure Active Directory authentication flaw that could allow threat actors to escalate privileges and potentially fully take over the target's account. This misconfiguration could be abused in account and privilege escalation attacks against Azure AD OAuth applications configured to use the email claim from access tokens for authorization.

Microsoft confirms DDoS attacks against M365, Azure Portal
2023-06-19 11:01

The Microsoft 365 and Azure Portal outages users expirienced this month were caused by Layer 7 DDoS attacks, Microsoft has confirmed on Friday. Throughout the first half June 2023 Microsoft confirmed, at various times, ongoing issues with its cloud-based services - Microsoft 365 and Azure Portal - but did not say at the time that they were caused by an increase in traffic.

Microsoft Blames Massive DDoS Attack for Azure, Outlook, and OneDrive Disruptions
2023-06-19 08:37

"These attacks likely rely on access to multiple virtual private servers in conjunction with rented cloud infrastructure, open proxies, and DDoS tools," the tech giant said in a post on Friday.Redmond said it further observed the threat actor launching layer 7 DDoS attacks from multiple cloud services and open proxy infrastructures.