Ingenico i5100, Operating Manual

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61 Dial-up EFTPOS Merchant Operating Guide – May 2011
Where Can I Find the CCV Security Code?
Some cards, for example MasterCard® and
Visa, have a three-digit CCV printed on the
signature strip on the reverse side of the
card. Other numbers may precede the CCV.
The last three digits on the signature strip
are the CCV.
Other cards, for example American Express®,
have a four-digit CCV on the front of the card,
above the account number.
Some cards do not have a CCV.
Should I Save CCV Security Codes?
No. It is prohibited to store the CCV codes. must remain secret. You must not write
them down or save them electronically. Doing so might lead to heavy penalties.
Manual Authorisations and CCV.
If your terminal is not functioning at all, you can revert to a manual imprinter.
When seeking authorisation for a credit card transaction above the floor limit,
be sure to provide the CCV number if available.
CCV