Tags networks

Cisco fixes critical ‘DNA’ software flaws

by Sean Lyngaas • 1 week ago

IT giant Cisco this week released patches for three critical vulnerabilities in its enterprise networking software, two of which could allow an attacker to bypass authentication measures and access data deep into the network.

Cisco investigation reveals ASA vulnerability is worse than originally thought

by Patrick Howell O'Neill • 4 months ago

The second look revealed additional attack vectors and raised the ire of IT staffs everywhere.

Tech Brief: Leveraging your network to fortify cybersecurity

by CyberScoop Staff • 4 months ago

Using sensor-aware servers, switches, routers and devices not only supports a holistic cybersecurity strategy, but also lowers costs and improves performance.

Wyden demands answers from telecom giants, NSA over SS7 vulnerabilities

by Chris Bing • 8 months ago

Oregon Senator Ron Wyden is demanding to know how America's largest telecommunications companies plan to stop hackers from exploiting vulnerabilities in an outdated mobile-data transfer framework that remains fundamental to how cellphones function.

Network size is no predictor of cyberattack readiness, penetration tests show

by Shaun Waterman • 1 year ago

Small companies were just as vulnerable as large ones in penetration testing performed by Rapid7 white-hat hackers.

4G LTE protocols used by smartphones can be hacked, researchers found

by Chris Bing • 2 years ago

The Diameter protocol, which replaces the older SS7, can disrupt services to both specific users and nodes that provide access for entire regions.

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