The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 11, 2025
Filed:
Jan. 20, 2023
Dell Products L.p., Round Rock, TX (US);
Ankit Singh, Bangalore, IN;
Deepaganesh Paulraj, Bangalore, IN;
DELL PRODUCTS L.P., Round Rock, TX (US);
Abstract
Denial of dynamic host configuration protocol (DHCP) internet protocol (IP) address allocation to an unauthorized node via cross secure boot verification is presented herein. A system enables storage of a boot storage certificate in a boot data store of a client device, in which the boot storage certificate has been signed by a key exchange key (KEK) that has been stored in a network boot data store of a network switch device of a network; intercepts a DHCP discover packet that has been directed, by the client device, to a DHCP device of the system that assigns respective IP addresses to client devices to facilitate respective accesses, via the client devices using the respective IP addresses, of the network; and in response to determining that the secure boot storage certificate has been signed by the KEK, assigns an IP address of the respective IP addresses to the client device.