DNS security

  • Top 5 Most Popular Technical Blog Posts of 2016

    GTRI Admin  |  December 28, 2016
    It’s been an exciting year in enterprise technology, and we’ve covered much of it on the GTRI blog, including significant releases from vendors like Cisco and Splunk, and topics such as Software-Defined Networking (SDN), DevOps, IPv6,... Read more
  • Pervasive Monitoring and DNS Privacy (Part 2)

    Scott Hogg  |  February 11, 2016
    In the previous blog on DNS privacy, we covered how the current DNS does not provide for any confidentiality of queries or responses. Pervasive Monitoring (PM) of clear-text DNS messages can reveal a great deal about a client. With a... Read more
  • Pervasive Monitoring and DNS Privacy (Part 1)

    Scott Hogg  |  January 13, 2016
    Pervasive Monitoring (PM) of data networking traffic is not only performed by governments, but corporations wanting to inspect the behavior of employees or customers. The goal of network traffic monitoring can be benevolent. Organizations... Read more
  • Securing Open DNS Resolvers Against Denial of Service Attacks

    Scott Hogg  |  May 19, 2014
    The Domain Name System (DNS) has been the target of many types of attacks in recent years. Authoritative DNS servers are exposed to the Internet and generally allow queries from all IP addresses. However, DNS resolvers are typically internal... Read more
  • Improved TLS / SSL Security with DANE

    Scott Hogg  |  April 22, 2014
    You may be familiar with the benefits of using DNSSEC to provide authentication and integrity for your DNS information.  DNSSEC is a lot like dental floss: we all know that it is good for our health, but few enterprise organizations... Read more