Inventor · disambiguated record
Rammohan Varadarajan
Also filed as: VARADARAJAN RAMMOHAN
29 granted patents·10 pending applications·1,675 citations·filing 1998–2021
97Inventor score
Top patents by PatentIndex Score
39 records- 0198US8615468B2System and method for generating a dynamic card valueVARADARAJAN RAMMOHAN·Filed 2011·Granted Dec 24, 2013·555 cites·20 claims
- 0297US10326796B1Dynamic security mechanisms for mixed networksACALVIO TECH INC·Filed 2017·Granted Jun 18, 2019·46 cites·20 claims
- 0397US6908030B2One-time credit card number generator and single round-trip authenticationARCOT SYSTEMS INC·Filed 2001·Granted Jun 21, 2005·253 cites·8 claims
- 0495US8924712B2Using QR codes for authenticating users to ATMs and other secure machines for cardless transactionsVARADARAJAN RAMMOHAN·Filed 2012·Granted Dec 30, 2014·58 cites·18 claims
- 0594US9361619B2Secure and convenient mobile authentication techniquesVARADARAJAN RAMMOHAN·Filed 2012·Granted Jun 7, 2016·35 cites·24 claims
- 0694US7111789B2Enhancements to multi-party authentication and other protocolsARCOT SYSTEMS INC·Filed 2002·Granted Sep 26, 2006·189 cites·44 claims
- 0793US8930273B2System and method for generating a dynamic card valueCA INC·Filed 2013·Granted Jan 6, 2015·15 cites·18 claims
- 0892US9836741B2Authenticating users to ATMs and other secure machines for cardless transactionsVARADARAJAN RAMMOHAN·Filed 2014·Granted Dec 5, 2017·14 cites·17 claims
- 0991US8843757B2One time PIN generationVARADARAJAN RAMMOHAN·Filed 2010·Granted Sep 23, 2014·15 cites·15 claims
- 1090US9979750B2Tunneling for network deceptionsACALVIO TECH INC·Filed 2017·Granted May 22, 2018·6 cites·33 claims
- 1189US6263446B1Method and apparatus for secure distribution of authentication credentials to roaming usersARCOT SYSTEMS INC·Filed 1998·Granted Jul 17, 2001·399 cites·52 claims
- 1287US10616276B2Tunneling for network deceptionsACALVIO TECH INC·Filed 2018·Granted Apr 7, 2020·4 cites·21 claims
- 1387US9665868B2One-time use password systems and methodsVARADARAJAN RAMMOHAN·Filed 2011·Granted May 30, 2017·11 cites·22 claims
- 1486US10348763B2Responsive deception mechanismsACALVIO TECH INC·Filed 2017·Granted Jul 9, 2019·5 cites·36 claims
- 1586US10033762B2Threat engagement and deception escalationACALVIO TECH INC·Filed 2017·Granted Jul 24, 2018·5 cites·27 claims
- 1686US8533460B2Key camouflaging method using a machine identifierHIRD GEOFFREY R·Filed 2010·Granted Sep 10, 2013·10 cites·19 claims
- 1783US8572394B2OTP generation using a camouflaged keyHIRD GEOFFREY R·Filed 2010·Granted Oct 29, 2013·7 cites·20 claims
- 1881US8381266B2Method and system for machine identificationCOMPUTER ASS THINK INC·Filed 2010·Granted Feb 19, 2013·5 cites·20 claims
- 1980US8850218B2OTP generation using a camouflaged keyCA INC·Filed 2013·Granted Sep 30, 2014·4 cites·19 claims
- 2079US8613065B2Method and system for multiple passcode generationHIRD GEOFFREY·Filed 2011·Granted Dec 17, 2013·5 cites·16 claims
- 2177US9165130B2Mapping biometrics to a unique keyCA INC·Filed 2012·Granted Oct 20, 2015·5 cites·20 claims
- 2276US9052931B2Method and system for machine identificationCA INC·Filed 2014·Granted Jun 9, 2015·3 cites·20 claims
- 2371US8695064B2Method and system for machine identificationCOMPUTER ASS THINK INC·Filed 2013·Granted Apr 8, 2014·2 cites·17 claims
- 2471US7484092B2Techniques for searching encrypted filesARCOT SYSTEMS INC·Filed 2002·Granted Jan 27, 2009·24 cites·43 claims
- 2567US2022329627A1Tunneling for network deceptionsACALVIO TECH INC·Filed 2021·Application pending·0 cites
- 2665US11212315B2Tunneling for network deceptionsACALVIO TECH INC·Filed 2020·Granted Dec 28, 2021·0 cites·20 claims
- 2759US2016189135A1Virtual chip card paymentCA INC·Filed 2013·Application pending·0 cites
- 2857US2001034837A1Method and apparatus for secure distribution of authentication credentials to roaming usersARCOT SYSTEMS INC·Filed 2001·Application pending·0 cites
- 2954US9218493B2Key camouflaging using a machine identifierCA INC·Filed 2013·Granted Dec 22, 2015·0 cites·21 claims
- 3053US9219609B2Method and system for multiple passcode generationCA INC·Filed 2013·Granted Dec 22, 2015·0 cites·19 claims
- 3153US2009138706A1Techniques for searching encrypted filesARCOT SYSTEMS INC·Filed 2008·Application pending·0 cites
- 3251US2011238573A1Cardless atm transaction method and systemCOMPUTER ASS THINK INC·Filed 2011·Application pending·0 cites
- 3349US2017249633A1One-Time Use Password Systems And MethodsCA INC·Filed 2017·Application pending·0 cites
- 3446US9559893B2Controlling active warning levels based on performance statistics for combinations of different types of characteristic dimensions and values reported by user terminal applicationsCA INC·Filed 2014·Granted Jan 31, 2017·0 cites·20 claims
- 3541US2016239771A1Monitoring ecommerce transactions using transaction metrics statistics for different combinations of transaction attributes and valuesCA INC·Filed 2015·Application pending·0 cites
- 3640US10325217B2Generating state predictive metrics based on Markov chain model from application operational state sequencesCA INC·Filed 2015·Granted Jun 18, 2019·0 cites·20 claims
- 3738US2017149825A1Modification of a Server to Mimic a Deception MechanismACALVIO TECH INC·Filed 2016·Application pending·0 cites
- 3838US2017214708A1Detecting security threats by combining deception mechanisms and data scienceACALVIO TECH INC·Filed 2017·Application pending·0 cites
- 3937US2017093910A1Dynamic security mechanismsACALVIO TECH INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →