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Cisco
Threat actor leveraged Cisco SD-WAN zero-day since 2023 (CVE-2026-20127)

A “highly sophisticated” cyber threat actor has been exploiting a zero-day authentication bypass vulnerability (CVE-2026-20127) in Cisco Catalyst SD-WAN Controller …

AI
Enterprises are racing to secure agentic AI deployments

AI assistants are tied into ticketing systems, source code repositories, chat platforms, and cloud dashboards across many enterprises. In some environments, these systems can …

Help Net Security
Cisco enhances security for enterprise AI adoption

Cisco announced a suite of capabilities to help enterprises adopt agentic AI with confidence, combining agent protection, interaction governance, and resilient connectivity …

CISO
AI’s appetite for data is testing enterprise guardrails

Privacy programs are taking on more operational responsibility across the enterprise. A new Cisco global benchmark study shows expanding mandates, rising investment, and …

Cisco
RCE flaw in Cisco enterprise communications products probed by attackers (CVE-2026-20045)

Cisco has fixed a critical remote code execution vulnerability (CVE-2026-20045) in some of its unified communications solutions that’s being targeted by attackers in the …

Cisco
Cisco fixes AsyncOS vulnerability exploited in zero-day attacks (CVE-2025-20393)

Cisco has finally shipped security updates for its Email Security Gateway and Secure Email and Web Manager devices, which fix CVE-2025-20393, a vulnerability in the …

Artificial intelligence
Security teams debate how much to trust AI

AI is reshaping how organizations operate, defend systems, and interpret risk. Reports reveal rising AI-driven attacks, hidden usage across enterprises, and widening gaps …

door
Cisco email security appliances rooted and backdoored via still unpatched zero-day

A suspected Chinese-nexus threat group has been compromising Cisco email security devices and planting backdoors and log-purging tools on them since at least late November …

visualization
Building the missing layers for an internet of agents

Cybersecurity teams are starting to think about how large language model agents might interact at scale. A new paper from Cisco Research argues that the current network stack …

critical infrastructure
Your critical infrastructure is running out of time

Cyber attackers often succeed not because they are inventive, but because the systems they target are old. A new report by Cisco shows how unsupported technology inside …

brain
How attackers use patience to push past AI guardrails

Most CISOs already assume that prompt injection is a known risk. What may come as a surprise is how quickly those risks grow once an attacker is allowed to stay in the …

CISA
“Patched” but still exposed: US federal agencies must remediate Cisco flaws (again)

CISA has ordered US federal agencies to fully address two actively exploited vulnerabilities (CVE-2025-20333, CVE-2025-20362) in Cisco Adaptive Security Appliances (ASA) and …

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