Communications are made secure the moment they leave the BlackBerry device through encryption.

VOA: special.2010.08.06

They deny completely having given any kind of cipher keys or whatever encryption keys you would need to "crack" their encryption.

VOA: standard.2010.08.11

receiver can hear it, but unless you have the encryption packet all you hear are the numbers.

VOA: standard.2009.06.06

In November, Twitter bought Whisper Systems, an encryption startup that originally built encryption software for Android.

FORBES: Twitter Acquires Web Security Firm Dasient

However, until earlier this year, the government's encryption regulations did not permit encryption source code to be published online.

CNN: Technology - Security flaw discovered in Network Associates PGP software

The new standard has everything that WPA has plus the ability to use a new encryption method dubbed Advanced Encryption Standard, considered strong enough for use by federal government agencies.

FORBES: Wireless Standards On The Move