Internet Security

  • Does Your Certificate Authority (CA) Support IPv6?

    Scott Hogg  |  February 5, 2018
    IPv6 adoption has been growing exponentially and the protocol is now supported in all modern operating systems and by many carriers.  It used to be that cloud service providers lacked IPv6 connectivity, but now Amazon AWS and Microsoft... 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