Detecting and protecting claimable non-existent domains
Grant
US12580927B2
Kind: B2
Mar 17, 2026
Assignee
Palo Alto Networks, Inc.
Inventors
Ruian Duan, Zhanhao Chen, Janos Szurdi, Daiping Liu
Abstract
Techniques for detecting and protecting claimable non-existent domains are disclosed. A system, process, and/or computer program product for detecting and protecting claimable non-existent domains includes monitoring network activity using a network security device, detecting that a session is querying a claimable non-existent domain using a domain name system (DNS) security service, and performing an action in response to the session querying the claimable non-existent domain.
CPC Classifications
H04L 63/1416
H04L 63/0263
H04L 63/1425
H04L 63/0236
H04L 61/4511
H04L 63/1408
Filing Date
2023-07-31
Application No.
18228357
Claims
16