Starting Oct. 20, 2020, the Umbrella resolvers no longer support queries for the special 'ANY' query type. The 'ANY' query type is a special query type which returns all records of all types known to the name server. The responses for a given ANY que...

Apple announced the release of iOS 14 on Sept 16, 2020. Among other changes, iOS 14 and macOS 11 include support for encrypted DNS, and the ability for domain owners to designate a DNS resolver of their choosing. This change has a direct effect on th...

Cisco Umbrella is happy to announce preliminary support for Extended DNS Errors (EDE) as defined in https://tools.ietf.org/html/draft-ietf-dnsop-extended-error-16.  Our initial support is focused on DNSSEC error codes for SERVFAIL responses. We plan ...

On July 14, 2020, Microsoft released a security update for the issue described in CVE-2020-1350 | Windows DNS Server Remote Code Execution Vulnerability. This advisory describes a Critical Remote Code Execution (RCE) vulnerability that affects Window...

On March 24, 2020 at 5pm PDT (2020-03-25 00:00 UTC), Cisco Security will be migrating the domain used for Cisco Secure Sign-On from the existing 'security.cisco.com' to 'sign-on.security.cisco.com'. This migration is expected to take approximately 3 ...