> BlackBerry got some market share for promoting their encryption.
Consumer-to-consumer BB messages were not E2E encrypted, but if you had a BES connected to your (on-prem?) Exchange server then everything with-in your company was wrapped in a key unique to your organization.
Further, I'm not sure if telcos could read the messages either: the bits were routed through RIM's central servers. For evidence of this, several countries made deals for access to the bit flow under threat of banning the service:
Consumer-to-consumer BB messages were not E2E encrypted, but if you had a BES connected to your (on-prem?) Exchange server then everything with-in your company was wrapped in a key unique to your organization.
Further, I'm not sure if telcos could read the messages either: the bits were routed through RIM's central servers. For evidence of this, several countries made deals for access to the bit flow under threat of banning the service:
* https://www.wired.com/story/blackberry-india/
* https://www.theguardian.com/world/2010/aug/07/saudi-arabia-d...