Limited-use keys and cryptograms
H Ngo, C Aabye, J Sheets, O Makhotin - US Patent 11,164,176, 2021 - Google Patents
Techniques for enhancing the security of a communication device when conducting a
transaction using the communication device may include encrypting account information …
transaction using the communication device may include encrypting account information …
Offline authentication
E Wong, C Aabye, C Flurscheim, C Jones - US Patent 10,846,694, 2020 - Google Patents
Techniques for enhancing the security of a communication device when conducting a
transaction using the communication device may include using a limited-use key (LUK) to …
transaction using the communication device may include using a limited-use key (LUK) to …
Token security on a communication device
K Palanisamy - US Patent 9,942,043, 2018 - Google Patents
Techniques for enhancing the security of storing sensitive information or a token on a
communication device may include sending a request for the sensitive information or token …
communication device may include sending a request for the sensitive information or token …
Cloud-based transactions methods and systems
E Wong, C Flurscheim, O Makhotin, E Lopez… - US Patent …, 2018 - Google Patents
Techniques for enhancing the security of a communication device when conducting a
transaction using the communication device may include using a limited-use key (LUK) to …
transaction using the communication device may include using a limited-use key (LUK) to …
Embedding cloud-based functionalities in a communication device
E Lopez - US Patent 10,049,353, 2018 - Google Patents
Techniques for enhancing the security of a communication device may include providing an
application agent and a transaction application that executes on a communication device …
application agent and a transaction application that executes on a communication device …
Data protection with translation
G Powell, J Sheets, P Tait, K Wagner… - US Patent …, 2018 - Google Patents
Abstract Systems and methods are disclosed in which data associated with a transaction are
protected with encryption. At an access device, a PIN associated with a payment account …
protected with encryption. At an access device, a PIN associated with a payment account …
Dynamic primary account number (PAN) and unique key per card
VK Royyuru, RP Klotz - US Patent 10,037,524, 2018 - Google Patents
Methods, systems, and machine-readable media are disclosed for handling information
related to a financial transaction including utilizing dynamic cryptograms. According to one …
related to a financial transaction including utilizing dynamic cryptograms. According to one …
Embedding cloud-based functionalities in a communication device
E Lopez - US Patent 9,775,029, 2017 - Google Patents
Techniques for enhancing the security of a communication device may include providing an
application agent that executes in a trusted execution environment of the commu nication …
application agent that executes in a trusted execution environment of the commu nication …
Secure payment processing using authorization request
K McGuire - US Patent 10,096,009, 2018 - Google Patents
A payment system that uses replacement account identifiers is disclosed. An encrypted
primary account number (PAN) may be received by a secure computer from a data entry …
primary account number (PAN) may be received by a secure computer from a data entry …
Token and cryptogram using transaction specific information
V Kinagi - US Patent 11,068,895, 2021 - Google Patents
Abstract Systems and methods for token processing are disclosed. An access device can
provide access device data to a mobile communication device. The communication device …
provide access device data to a mobile communication device. The communication device …