ClassID:

225143

H04L9/36 - CPC Classification

Classification description:

arrangements for secret or secure communications Cryptographic mechanisms or cryptographic ; Network security protocols with means for detecting characters not meant for transmission

Recent Application in this class:
#1
20250254051
2025-08-07

ENHANCED ENCRYPTION WITH FORMAT PRESERVATION AND REFERENTIAL INTEGRITY FOR USE WITH A LARGE LANGUAGE MODEL

#2
20250125979
2025-04-17

METHODS AND APPARATUS TO IDENTIFY MEDIA

#3
20240364543
2024-10-31

SECURE TRANSMISSION OF CONTENT UPDATES VIA QKD NETWORKS

#4
20240163314
2024-05-16

ENTERPRISE SECURITY IN METERS

#5
20230370290
2023-11-16

Systems and methods for providing enhanced security features in a virtual reality (VR) onboarding session

#6
20230011742
2023-01-12

SELECTIVE ENCRYPTION DELINEATION

#7
20220393889
2022-12-08

Decrypted packet padding processing or decyrypted packet padding removal

#8
20220103382
2022-03-31

Methods and apparatus to identify media

#9
20210258175
2021-08-19

Communication terminal, sensing device, and server

#10
20210190862
2021-06-24

Self-test of an asynchronous circuit

#11
20210168122
2021-06-03

Selective encryption delineation

#12
20210144124
2021-05-13

Security apparatus, attack detection method, and storage medium

#13
20210141895
2021-05-13

Extraction device, extraction method, recording medium, and detection device

#14
20200389499
2020-12-10

Enterprise security in meters

#15
20200036540
2020-01-30

Decrypted packet padding removal

#16
20190236119
2019-08-01

Steganographic encoding detection and remediation

#17
20190215169
2019-07-11

Methods and apparatus to identify media

#18
20190132138
2019-05-02

System and method for storing the location on a blockchain of a hash of a digital item within said digital item

#19
20180365195
2018-12-20

Methods and devices for estimating secret values

#20
20180337900
2018-11-22

Data communication device, communication system, data relay method, and recording medium with stored program

#21
20180299509
2018-10-18

Self-test of an asynchronous circuit

#22
20180219832
2018-08-02

Security apparatus, attack detection method, and storage medium

#23
20180167360
2018-06-14

Security apparatus, attack detection method, and storage medium

#24
20180019883
2018-01-18

Cryptographic block identification apparatus, cryptographic block identification method, and non-transitory computer readable recording medium storing cryptographic block identification program

#25
20170302633
2017-10-19

Transmission apparatus, transmission method, reception apparatus, and reception method

#26
20170288854
2017-10-05

Analysis system, analysis method, and storage medium

#27
20170279622
2017-09-28

Data determination apparatus, data determination method, and computer readable medium

#28
20170279621
2017-09-28

Analysis system, analysis method, and storage medium

#29
20170104723
2017-04-13

Selective encryption delineation

#30
20160140349
2016-05-19

Systems and methods for protecting information displayed on a user interface of a device

#31
20150381733
2015-12-31

Communication device, communication system and communication method

#32
20150043733
2015-02-12

System and method of motion detection on encrypted or scrambled video data streams

#33
20140201523
2014-07-17

Transmission apparatus, reception apparatus, communication system, transmission method, and reception method

#34
20130254124
2013-09-26

System to inform about trademarks similar to provided input

#35
20120222101
2012-08-30

Information processing system, information processing device, server device, and method

#36
20120144499
2012-06-07

SYSTEM TO INFORM ABOUT TRADEMARKS SIMILAR TO PROVIDED INPUT

#37
20120082306
2012-04-05

Data Encryption and Input System

#38
20120020475
2012-01-26

Mechanism for partial encryption of data streams

#39
20100220860
2010-09-02

Method of and apparatus for transmitting data

#40
20090046848
2009-02-19

Encryption management system

#41
20060193471
2006-08-31

Encryption method and system

#42
20060075135
2006-04-06

Effective protection of computer data traffic in constrained resource scenarios

#43
20050071654
2005-03-31

Segmented, encrypted PDL for post-rendering analysis

#44
16365595
2020-11-03

Detecting an identity of a brand and/or an obfuscated identity of the brand within an image based on embeddings corresponding to regions of interest within the image