Blackberry 2012 Annual Report Download - page 100

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92
CDMA
Code Division Multiple Access. A method for transmitting simultaneous
signals over a shared portion of the spectrum. The foremost application of
CDMA is the digital cellular phone technology from QUALCOMM that
operates in the 800MHz band and 1.9GHz PCS band. Unlike GSM and TDMA,
which divides the spectrum into different time slots, CDMA uses a spread
s
p
ectrum techni
q
ue to assi
g
n a code to each conversation.
Common
Criteria
Certification
An internationally approved set of security standards that provide an
independent and objective validation of the security of a particular IT solution
or product. This certification is accepted by 25 countries under the Common
Criteria Recognition Agreement which includes the US, Canada, Germany,
France and man
y
others.
CRM
Customer Relationship Management. Customer relationship management is
strategy for managing a company’s interactions with customers and sales
prospects. It involves using technology to organize, automate and synchronize
business processes—principally sales related activities, but also those for
marketin
g
, customer service, and technical su
pp
ort.
Denial
of
Service Attac
k
An attack designed to flood a network with unnecessary traffic in order to
prevent legitimate users of a system from having access.
Digital
A way of processing information by storing it as binary numbers. A digital
circuit is either on or off, and a digital signal is either present or absent.
Contrast with analo
g
.
EDG
E
See 3G Wireless.
EMS
Electronics Manufacturing Services. Is a term used for companies that design,
test, manufacture, distribute, and provide return/repair services for electronic
com
p
onents and assemblies for ori
g
inal e
q
ui
p
ment manufacturers (OEMs).
Firewall
A technological barrier designed to prevent unauthorized or unwanted
communications between sections of a com
p
uter network.
Firmware
Computer programming instructions that are stored in a read-only memory unit,
including flash, ROM, PROM, EPROM and EEPROM, rather than being
im
p
lemented throu
g
h software.