H04L 63/0846
Using time-dependent-passwords
Official title: {using time-dependent-passwords, e.g. periodically changing passwords}
H04L63/0846 (Using time-dependent-passwords) appears on 902 US grants and 998 published applications in this corpus.
Search patents in H04L- Granted patents
- 902
- Published applications
- 998
- Assignees
- 440
- Inventors
- 1,850
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 7 |
| 2003 | 1 | 11 |
| 2004 | 1 | 3 |
| 2005 | 2 | 15 |
| 2006 | 4 | 18 |
| 2007 | 5 | 19 |
| 2008 | 6 | 17 |
| 2009 | 12 | 24 |
| 2010 | 12 | 24 |
| 2011 | 15 | 16 |
| 2012 | 16 | 15 |
| 2013 | 26 | 35 |
| 2014 | 39 | 43 |
| 2015 | 46 | 52 |
| 2016 | 62 | 102 |
| 2017 | 75 | 71 |
| 2018 | 81 | 75 |
| 2019 | 68 | 63 |
| 2020 | 82 | 81 |
| 2021 | 57 | 85 |
| 2022 | 77 | 64 |
| 2023 | 76 | 58 |
| 2024 | 54 | 35 |
| 2025 | 43 | 33 |
| 2026 | 29 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Rolling security platform25 Aug 2026US 12,717,647 B2Cyemptive Technologies, Inc.
- Method and system for secure password reset1 Oct 2026US 2026/0303592 A1Sophos Limited
- Self-correcting database based on device-reported integrity data1 Oct 2026US 2026/0303596 A1CenturyLink Intellectual Property LLC
- Authentication token with proof of possession for gp proxy support17 Sep 2026US 2026/0281103 A1Palo Alto Networks, Inc.
- Systems and methods of preserving security authentication for multi-threaded data processing10 Sep 2026US 2026/0270257 A1Cloudburst Intellectual Holding Company, LLC
- Authorization method and system and electronic device using the same27 Aug 2026US 2026/0254649 A1Getac Technology Corporation
Most cited
By later US patents
- Virtual machine service access548US 8,800,009 B1Google Inc. · 2014
- Protected resource access control utilizing credentials based on message authentication codes and hash chain values517US 8,984,602 B1EMC Corporation · 2015
- Authentication system using one-time passwords458US 5,592,553 AInternational Business Machines Corporation · 1997
- Methods and systems for enabling access control based on credential properties326US 9,923,927 B1Amazon Technologies, Inc. · 2018
- Short-lived certificate authority service282US 7,853,995 B2Microsoft Corporation · 2010