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????LED

????light-emitting diode

????mass storage mode

????Mass storage mode enables users to transfer files between a media card and their computer when they connect their BlackBerry device to their computer.

????MCC

????mobile country code

????MMS

????Multimedia Messaging Service

????MNC

????mobile network code

????MTP

????Media Transfer Protocol

????OCSP

????Online Certificate Status Protocol

????OCSP server

????A BlackBerry? device uses an OCSP server to check the revocation status of a certificate on demand.

????PEAP

????Protected Extensible Authentication Protocol

????personal certificate

????A personal certificate is a certificate that a certificate authority assigns to a user.

????personal PGP key

????A personal PGP? key is made up of a PGP public key and PGP private key for a user.

????PIN

????personal identification number

????private key

????A private key is a key that only the certificate subject can use. Private key information is not distributed publically. BlackBerry devices use private keys to sign email messages or PIN messages that users send and to decrypt email messages that users receive.

????public key

????A public key is a key that people other than the certificate subject can use. BlackBerry devices use public keys to encrypt email messages or PIN messages that users send to certificate subjects and to verify the signature on email messages or PIN messages that users receive from certificate subjects.

????root certificate

????A root certificate is a self-signed certificate and usually belongs to a certificate authority.

????RTSP

????Real Time Streaming Protocol

????SAN

????subject alternative name

????SDN

????A service dialing number (SDN) is a number that is preloaded on your SIM card by your wireless service provider that you can use to access information about your BlackBerry device service?? such as the current call forwarding status.

????SHA

????Secure Hash Algorithm

????SIM

????Subscriber Identity Module

????S/MIME

????Secure Multipurpose Internet Mail Extensions

????SMS

????Short Message Service

????SMSC

????Short Message Service Center

????SSID

????service set identifier