BlackBerry has been doubling down on its reputation as the most secure mobile device manufacturer lately and the company just made a very smart move that could solidify that reputation even further. BlackBerry announced that it acquired German security firm Secusmart on Tuesday and as ZDNet points out, this could be a very big move for BlackBerry as it tries to make sure its enterprise and government customers don’t jump ship to iOS and Android devices. Why is Secusmart such a big deal? ZDNet informs us that its Secusmart Security Card is “a mini-computer integrated into the micro-SD card” that “contains the NXP SmartMX P5CT072 crypto-controller with a PKI coprocessor for authentication” and features “an additional high-speed coprocessor encrypts voice and