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Sea Turtle Keeps on Swimming
Threat Research
By Danny Adamitis with contributions from Paul Rascagneres. Executive summary After several months of activity, the actors behind the “Sea Turtle” DNS hijacking campaign are not slowing down. Cisco Talos recently discovered…
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DNSpionage brings out the Karkoff
Threat ResearchIn November 2018, Cisco Talos discovered an attack campaign, called DNSpionage, in which threat actors created a new remote administrative tool that supports HTTP and DNS communication with the attackers’…
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DNS Hijacking Abuses Trust In Core Internet Service
Threat ResearchThis blog post discusses the technical details of a state-sponsored attack manipulating DNS systems. While this incident is limited to targeting primarily national security organizations in the Middle East and…
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DNSpionage Campaign Targets Middle East
Threat ResearchDNSpionage Campaign Targets Middle East This blog post was authored by Warren Mercer and Paul Rascagneres. Executive Summary Cisco Talos recently discovered a new campaign targeting Lebanon and the United…
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Debunking the myths of DNS security
Security
For years, we’ve been pioneering the use of DNS to enforce security. We recognized that DNS was often a blind spot for organizations and that using DNS to enforce security…
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Cisco Umbrella Branch: the Fastest, Easiest Security for Branches
Enterprise Networks
As an organization, providing secure guest and corporate Internet access at the branch can be a major challenge. Not only do you have to protect the enterprise, you also have
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Detection in Depth
Security
Defense in depth is a well understood and widely implemented approach that can better secure your organization’s network. It works by placing multiple layers of defense throughout the network to
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Overcoming the DNS “Blind Spot”
Security
[ed. note – this post was authored jointly by John Stuppi and Dan Hubbard] The Domain Name Service (DNS) provides the IP addresses of intended domain names in response to
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ACI and Infoblox DDI Deliver Highly Automated, Secure, Reliable Core Network Services
Data Center
Modern demands in virtualization, cloud, and the Internet of Things are shifting the network landscape and require advanced solutions to manage critical network services across physical, virtual, and cloud environments….
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Cisco 2014 Midyear Security Report: Exposing Weak Links to Strengthen the Security Chain
Security
The Cisco 2014 Midyear Security Report has been released, diving into threat intelligence and cybersecurity trends for the first half of 2014. You may be thinking, “What could have possibly changed since
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