This latest security issue highlights the challenges of security in an AI era.

The security problem affects organizations with a hybrid Exchange environment, running applications in both on-premises ...

Parts of the federal enterprise are likely susceptible to the flaw that allows hackers to hijack on-premises versions of ...

Administrators with hybrid Exchange Server environments are urged by Microsoft and the US Cybersecurity and Infrastructure ...

CISA is giving agencies until 9 a.m. Monday to address a vulnerability that, left unaddressed, could allow hackers to achieve ...

The Cybersecurity and Infrastructure Security Agency (CISA) and Microsoft late Wednesday warned that a new high-severity ...

CISA and Microsoft have issued advisories for CVE-2025-53786, a high-severity flaw allowing privilege escalation in cloud environments.

Research demonstrating high-impact cloud and AI security flaws will be rewarded at Microsoft’s Zero Day Quest competition in ...

Microsoft’s security advisory emphasizes that the emergency patches provide “more robust protections” compared to earlier fixes. CVE-2025-53770 offers enhanced security beyond the CVE-2025-49704 ...

CISA has issued an emergency directive to address a security risk that could affect hybrid Microsoft Exchange users and ...

Microsoft has warned customers to mitigate a high-severity vulnerability in Exchange Server hybrid deployments that could ...

Microsoft paid a record $17 million this year to 344 security researchers across 59 countries through its bug bounty program.