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Update 2013-11-12: Watch our youtube discussion Update 2013-11-05: Upon further examination of the traffic we can confirm that a large percentage is destined for TCP port 445. This is indicative of someone looking for nodes running SMB/DCERPC. With
Let’s examine and consider mobile devices in education. Students need to become more tech savvy to compete in today’s economy, and mobile devices offer supplemental learning and a new style to learn. A recent report noted that educators
CSIRT, I have a project for you. We have a big network and we’re definitely getting hacked constantly. Your group needs to develop and implement security monitoring to get our malware and hacking problem under control. If you’ve
Is it the end of October already? As has been true for centuries, there is a tradition for children to wear costumes and disguise themselves while going door to door with a simple question: “Trick or treat?” While I am not sure there is a coincidence
Stop-think-connect is not only for kids. Everyone, including nerds like me and network and security professionals, should pay more attention before connecting any device to the Internet. Routers...
Employees of every organization use a variety of computing devices such as desktops, servers, laptops, security appliances, and mobile devices to increase productivity in this ever-changing world of Information Technology. The confidentiality
On October 22, 2013, Cisco TRAC Threat Researcher Martin Lee wrote about Distributed Denial of Service (DDoS) attacks that leverage the Domain Name System (DNS) application protocol. As Martin stated, the wide availability of DNS open resolvers
The Great Correlate Debate SIEMs have been pitched in the past as "correlation engines" and their special algorithms can take in volumes of logs and filter everything down to just...
Security information and event management systems (SIEM, or sometimes SEIM) are intended to be the glue between an organization's various security tools. Security and other event log sources export their...
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