Authentication purpose is to verify the identity that a person claims to be. In summary, to identify oneself is to communicate one’s identity, to authenticate oneself is to provide proof of one’s identity.

Bank card.

Abusively called “Carte Bleue“ in France (confusion with the name of the card issuer which has since disappeared), Bank Cards or CB are small pieces of rectangular plastic allowing to pay in shops or online. We invite you to read this post


Cryptographic transformation of data producing a cryptogram.

Bank card confidential code.

The 4-digit code associated with a bank card is used to validate a deed of payment or withdrawal of money from an ATM. It is equivalent to holder signature and therefore to holder commitment on the act of purchase. The code is strictly personal.


The bank card visual cryptogram is a security function. This is a 3-digit code printed at the end of the signature panel on the back of the card. It is not encoded in the magnetic strip of the card. But if a usurper stole your bank card he will have access to this information. The dynamic cryptogram also exists.


Acts contravening international treaties or national laws, using or targeting information or communication networks or systems and technologies as a means of carrying out an offense or a crime.


E-commerce or electronic commerce includes all commercial transactions taking place remotely via digital interfaces.
E-commerce mainly comes down to commercial transactions carried out on internet from different terminals (computers, tablets, smartphones, consoles, connected TV) on e-commerce sites or merchant mobile applications.


A practise that aims to “covertly” obtain illegal or personal data.


A technique used by online scammers with the aim of impersonating a person or known entity.

Online piracy.

Meaning illegally accessing an IT system from a remote computer in order to consult datas, modify or even steal it.

Primary account number.

The PAN, along with the expiration date, is a bit like sesame because it allows you to make payments online, sometimes without requiring the cryptogram. The PAN has a size ranging from 13 to 19 digits, but in France, it generally has a size of 16 digits grouped 4 by 4.


Ransomware is a contraction of “ransom” and “software”. It is a malicious program whose purpose is to obtain from the victim the payment of a ransom.


A scam based on the misappropriation of a consumer’s credit card information while using an ATM that has previously been booby-trapped for this purpose. However, if your CCs12 Card  would remain blocked and then be recovered by the fraudster, it could not be used on the net.

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