Cisco Technology, Inc.

Shamir Ahituv

Hillel Michael Solow

Uri Porat

Daniel Ratner

Sharon Deitch

Sergei Rosenberg

Yegor Gorshkov

An end-user device, including a processor to prepare barcode-input data including (a) at least one of an identification of a user of the end-user device, and an identification of the end-user device, and (b) data based on activity of at least one of the end-user device, the user of the end-user device, and a security element removably inserted into the end-user device, and prepare a two-dimensional barcode including the barcode input data, the two-dimension barcode being prepared for displaying on a display in a manner suitable for scanning by a communication device. Related apparatus and methods are also included.

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Jerusalem, Israel

Shamir Ahituv