Patents by Inventor Prasad J. Pandit

Prasad J. Pandit has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Using domain name system security extensions in a mixed-mode environment
    Patent number: 9544278
    Abstract: A method relates to generating, by a processing device executing a DNS resolver, a first domain name system (DNS) query comprising a DNS request generated from an application executing on the processing device to query a first DNS server serving a first DNS zone connected to the processing device via a public network, receiving, from the first DNS server, a first resource record comprising a DNS answer to the DNS query, a second resource record comprising a digital signature generated by signing the DNS answer with a first private key of the first DNS zone, a third resource record comprising a first public key for verifying the digital signature, and one or more files for validating a chain of trust of the first public key, determining, by the processing device in view of the one or more files, that the chain of trust of the first public key misses at least one of a trust anchor or a link in the chain of trust, and generating a second DNS query comprising the DNS request to query a second DNS server residing
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: January 10, 2017
    Assignee: Red Hat, Inc.
    Inventors: Tomas Hozza, Petr Spacek, Miloslav Trmac, Prasad J. Pandit, Pavel Simerda, Florian Weimer
  • Using Domain Name System Security Extensions In A Mixed-Mode Environment
    Publication number: 20160197898
    Abstract: A method relates to generating, by a processing device executing a DNS resolver, a first domain name system (DNS) query comprising a DNS request generated from an application executing on the processing device to query a first DNS server serving a first DNS zone connected to the processing device via a public network, receiving, from the first DNS server, a first resource record comprising a DNS answer to the DNS query, a second resource record comprising a digital signature generated by signing the DNS answer with a first private key of the first DNS zone, a third resource record comprising a first public key for verifying the digital signature, and one or more files for validating a chain of trust of the first public key, determining, by the processing device in view of the one or more files, that the chain of trust of the first public key misses at least one of a trust anchor or a link in the chain of trust, and generating a second DNS query comprising the DNS request to query a second DNS server residing
    Type: Application
    Filed: January 7, 2015
    Publication date: July 7, 2016
    Inventors: Tomas Hozza, Petr Spacek, Miloslav Trmac, Prasad J. Pandit, Pavel Simerda, Florian Weimer