Security Bulletin

Security researchers say the emergence of the macOS trojan-proxy shows that all operating systems are under attack as hackers don't discriminate.

State-sponsored actors continue to exploit CVE-2023-23397, a dangerous no-interaction vulnerability in Microsoft's Outlook email client that was patched in March, in a widespread global campaign.

Generative artificial intelligence tools intensify the phishing arms race this holiday season between hackers and inbox defenders.

As record-breaking volumes of ransomware hit cities, towns, and counties this year, municipalities remain easy targets that pay, and there's no end of the attacks in sight.

Confidential AI integrates zero trust and confidential computing to guard data and models during inferencing, training, learning, and fine-tuning.

Privacy concerns see the proposed digital identity system paused until February.

The two governments announced sanctions and charges against members of the APT group linked to Russia’s FSB intelligence service.

Cisco Black Belt Academy offers the latest in technology enablement to our partners, distributors, and Cisco employees. With ever-changing industry trends and market dynamics, an in-depth understanding of end-users’ requirements is of supreme...

Chaos and volume of holiday season sales make a perfect storm of threat opportunity. Companies need to prepare — and practice! — action plans, identify key stakeholders, and consider cyber insurance.

We celebrate the 75th anniversary of the Universal Declaration of Human Rights (UDHR) — its ongoing legacy, its relevance to Cisco, and how it shapes our work to Power an Inclusive Future for All. Here are a few of our most salient issues, along with...

Here are three strategies that can help security teams prevent and mitigate the impact of a QR-code attack.

Atlassian has released security updates to address vulnerabilities affecting multiple Atlassian products. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected system. CISA encourages users and administrators...