| 发明名称 |
DNS SECURITY SYSTEM AND FAILURE PROCESSING METHOD |
| 摘要 |
The present invention provides a DNS security system and failure processing method. The DNS security system comprises: at least one client, configured to initiate a DNS request; a root node, configured to provide authorization information to the DNS request; an authorization information database, configured to store all DNS requests and corresponding authorization information in a designated area; a virtual root node, configured to invoke corresponding authorization information from the authorization information database when a DNS resolution failure occurs on the root node, and to provide a resolution service to a corresponding client. Using the present invention enhances the security and stability of DNS resolution. |
| 申请公布号 |
US2017048187(A1) |
申请公布日期 |
2017.02.16 |
| 申请号 |
US201515305091 |
申请日期 |
2015.03.19 |
| 申请人 |
Beijing Qihoo Technology Company Limited |
发明人 |
TAN Xiaosheng;QI Xiangdong;PU Can |
| 分类号 |
H04L29/12;H04L12/24 |
主分类号 |
H04L29/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A computing device, comprising:
a memory having instructions stored thereon; a processor configured to execute the instructions to perform operations for DNS security, the operations comprising: initiating a domain name system (DNS) request; providing authorization information for the DNS request; storing all DNS requests and corresponding authorization information in a designated area; invoking corresponding authorization information from the authorization information database when a DNS resolution failure occurs on the root node, to provide a resolution service to a corresponding client. |
| 地址 |
Beijing CN |
