Cash register system, Online Cash Register Help

Free cash register

Free-cash-register.net, free online POS software since 2014

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Help for the use of cash register

This help will guide you through the setup and usage of our point of sale cash register software.

Data inalterability

The Inalterability page allows the user to verify the integrity of the data entrusted to them.This page allows you to verify whether the data transmitted is correct and unaltered by using a cryptographic string whose value is indicated for each command in the reports generated by the software.

Cryptographic seal

On this page, a first tab titled “Cryptographic Seal” allows you to verify a particular cryptographic seal. This ensures that the seal mechanism matches the documentation.

Crypto chain

A second tab, titled Cryptographic Chain, allows you to verify the chain of cryptographic seals from the first order to the last one recorded.
The last column of the displayed table indicates whether the cryptographic seal recorded in the database matches the verification performed using dynamic seal calculation (based on the seal of the previous order, itself verified).
If a single price, delivery method, value date, or a single sales item for a single order is modified after the cryptographic seal has been applied, the entire chain is invalidated. This guarantees the intangibility of the data from this cash register software.
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