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:
Nov. 19, 2019
Filed:
Jun. 30, 2015
Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;
Harri Hakala, Turku, FI;
Mikael Jaatinen, Raisio, FI;
Hannu Lehtinen, Turku, FI;
Leena Marjatta Mattila, Turku, FI;
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm, SE;
Abstract
The disclosure relates to a method () of handling a hash-tree based data signature. The method () is performed in a first device () and comprises: receiving (), from a second device (), a data signature generation request, the request comprising an indication on type of storage of a generated data signature; generating (), in response to the data signature generation request, the data signature B using a hash-tree based data signing method; and providing (), to the second device (), a reference C to the generated data signature, wherein the generated data signature is obtainable by means of the reference C. The disclosure also relates to a method in a second device, corresponding devices, computer programs and computer program products.