denial of service

October 6, 2020

THREAT RESEARCH

90 days, 16 bugs, and an Azure Sphere Challenge

1 min read

Cisco Talos reports 16 vulnerabilities in Microsoft Azure Sphere’s sponsored research challenge. By Claudio Bozzato and Lilith [-_-]; and Dave McDaniel.   On May 15, 2020, Microsoft kicked off the Azure Sphere Security Research Challenge, a three-month initiative aimed at finding bugs in Azure Sphere. Among the teams and individuals selected, Cisco Talos conducted a […]

April 23, 2015

SECURITY

Best Practices: Device Hardening and Recommendations

2 min read

On April 13th, 2015, Cisco PSIRT was made aware of multiple instances of customer disruption in a specific region caused by a denial of service attack against Cisco devices. We responded quickly to support speedy restoration for our customers. Our ongoing investigation has shown that the storage of some Cisco devices was erased, removing both […]