Method and apparatus for embedding and extracting text watermark

C Jonguk, KIM Donghwa, M Jiseop - US Patent 10,698,986, 2020 - Google Patents
One aspect of the present invention discloses a watermark insertion method. The method
includes: segmenting target text into pieces of page content; obtaining a watermark variable …

Efficient production and consumption for data changes in a database under high concurrency

R Mathur - US Patent 10,942,909, 2021 - Google Patents
ABSTRACT A seed value assigned to a database table is determined. Numerically ordered
invocation numbers are determined. Unordered pseudorandom numbers are generated …

Fingerprinting of relational databases for stop** the data theft

E Al Solami, M Kamran, M Saeed Alkatheiri, F Rafiq… - Electronics, 2020 - mdpi.com
The currently-emerging technology demands sharing of data using various channels via the
Internet, disks, etc. Some recipients of this data can also become traitors by leaking the …

Database methodology for searching encrypted data records

I Chmil, MG Plunkett, S Makarskyy - US Patent 10,528,556, 2020 - Google Patents
G06F 16/245(2019.01) H04L 9/32(2006.01) G06F 21/60(2013.01) GOOF 16/901(2019.01)
GO6F 16/903(2019.01) GOOF 16/22(2019.01)(52) US CI. CPC G06F 16/245 (2019.01); …

Database methodology for searching encrypted data records

I Chmil, MG Plunkett, S Makarskyy - US Patent 10,528,557, 2020 - Google Patents
(57) ABSTRACT A method for increasing sargability of encrypted records to allow for
searching of a first column of a first data table for encrypted values containing a search string …

Database methodology for searching encrypted data records

I Chmil, MG Plunkett, S Makarskyy - US Patent 11,126,621, 2021 - Google Patents
A method for increasing sargability of encrypted records to allow for searching of a first
column of a first data table for encrypted values containing a search string without having to …

Efficient production and consumption for data changes in a database under high concurrency

R Mathur - US Patent 11,860,847, 2024 - Google Patents
A seed value assigned to a database table is determined. Numerically ordered invocation
numbers are determined. Unordered pseudorandom numbers are generated based on the …

Electronic device for obfuscating and decoding data and method for controlling same

S Kim, H Shin, S Kim, B Chunghun, S Junbum… - US Patent …, 2023 - Google Patents
Disclosed are an electronic device for obfuscating user data and a server for decoding the
same. A method for controlling an electronic device according to the present disclosure …