TriCipher, Inc.
18Patents
10Active
18Granted
39Portfolio score
Filing activity: Dec 19, 2000 → Jun 22, 2006 · 10 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7571471B2 | Secure login using a multifactor split asymmetric crypto-key with persistent key security | Electricity | 53 | Active |
| US7386720B2 | Authentication protocol using a multi-factor asymmetric key pair | Electricity | 46 | Active |
| US7734045B2 | Multifactor split asymmetric crypto-key with persistent key security | Electricity | 45 | Active |
| US7599493B2 | Asymmetric key pair having a kiosk mode | Electricity | 37 | Active |
| US7630493B2 | Multiple factor private portion of an asymmetric key | Electricity | 29 | Active |
| US7055032B2 | One time password entry to access multiple network sites | Electricity | 27 | Expired |
| US7017041B2 | Secure communications network with user control of authenticated personal information provided to network entities | Electricity | 26 | Expired |
| US7840993B2 | Protecting one-time-passwords against man-in-the-middle attacks | Electricity | 26 | Active |
| US6970562B2 | System and method for crypto-key generation and use in cryptosystem | Electricity | 24 | Expired |
| US7447903B2 | Laddered authentication security using split key asymmetric cryptography | Electricity | 19 | Active |
| US6940980B2 | High security cryptosystem | Electricity | 15 | Expired |
| US7734912B2 | Secure login using single factor split key asymmetric cryptography and an augmenting factor | Electricity | 14 | Active |
| US7149310B2 | Method and system for authorizing generation of asymmetric crypto-keys | Electricity | 12 | Expired |
| US7069435B2 | System and method for authentication in a crypto-system utilizing symmetric and asymmetric crypto-keys | Electricity | 12 | Expired |
| US7065642B2 | System and method for generation and use of asymmetric crypto-keys each having a public portion and multiple private portions | Electricity | 9 | Expired |
| US7596697B2 | Technique for providing multiple levels of security | Electricity | 8 | Expired |
| US7734911B2 | Secure login using augmented single factor split key asymmetric cryptography | Electricity | 7 | Active |
| US7565527B2 | Technique for asymmetric crypto-key generation | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.