The A to Z of biometrics

Palm

Around 30 per cent of the prints found at crime scenes - on knives or guns, for example - are palm prints.

The list from A to Z

Click on the links below to find out more on each of the entries in the list.

A is for Accuracy
B is for Behavioural biometric
C is for Cash machine
D is for Database
E is for Ear
F is for Facial recognition
G is for Gummi bears
H is for Hand geometry
I is for Iris
J is for Juan Vucetich
K is for Keystroke dynamics
L is for Liveness testing
M is for Mobile phones
N is for Network security
O is for Oxford
P is for Palm
Q is for Queues
R is for Registration
S is for Signature verification
T is for Twins
U is for Universality
V is for Voice verification
W is for Walk
X is for X-ray
Y is for Young
Z is for Zurich Airport

They are identified in the same way as fingerprints, by the details of the friction ridges. Palm search was recently rolled out to police forces in England and Wales. Forensic investigators had collected palm prints for more than two years up to the launch of the national search capability.