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FAQ
Frequently Asked Questions. News groups have always included a number of motivated users who are willing to help others to learn about particular topics by assembling collections of tips. The problem areas encountered by beginners are discussed in detail together with suggested solutions and further advice. The collections are named after their content.
FAT
Factory Acceptance Test = used by manufacturers to check equipment.
Features, high-tech
Security features whereby a distinction is made between low-tech features such as watermarks and high-tech features, all of which are optically variable security features (OVD).
FeRAM
see MRAM
Ferrite
High-coercivity magnetic material.
Fibers
Are made of plastic and are usually integrated invisibly in the banknote paper. Under UV light they fluoresce in different colors.
FID
The file identifier is a two-byte feature of a file. MF, DF and EF all have an FID. The FID of an MF is always ‘3F00’.
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Fingerprint
See Hash value.
FIPS
The term Federal Information Processing Standard describes the standards published by the U.S. National Institute of Standards and Technology.
Firewall
Technique in the form of hardware and/or software that controls data flow between a private network and an unprotected network (i.e. between LAN and Internet) or which protects an internal network from external attack from the Internet. The firewall does this by comparing the IP address of the computer from which a data packet has been received against a list of permitted senders and only allows their data to be received.
Firmware
Command data used to control a hard disk or other device (scanner, graphics card, etc.) and stored on a chip (e.g. Flash ROM or EEPROM)/ This data can normally be modified by means of upgrades.
Fit
Banknote quality. See also: Fitness detection
Fitness
The quality of banknotes. See also: Recognition
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Fitness detection
Checking the banknotes for soiling, graffiti, paper quality, tears/holes, dog-ears, etc.
There are 3 sorting categories:
- ATM fit = very good quality suitable for use in bank machines
- Fit = banknotes that are in good condition and can be returned to circulation
- Unfit = banknotes of poor quality that are to be destroyed
See also: Fitness.
Flash memory
Memory card consisting of non-volatile memory chips which is used in place of hard disks. Flash memory requires a power supply of a maximum of one coin cell or no power supply at all. It is used mainly in PCMCIA cards and PC cards.
Floor limit
Amount above which a payment requires authorization. Payments within the floor limit are guaranteed to the merchant. The floor limit is set individually by the credit card companies according to sector and merchant.
FM
File Manager
Fourdrinier procedure
This is a procedure to manufacture commercial paper as well as security paper with a low security standard. Contrary to cylinder mould technology, the Fourdrinier procedure can only create watermarks with light-dark tones.
Front-end processes
- Customer deposits and payments
- Checkout
- ATM
- Night safe
- Recycler
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