debian@debian:~/Downloads$ sudo dpkg -i armory_0.96.1_amd64.deb
(Reading database ... 129820 files and directories currently installed.)
Preparing to unpack armory_0.96.1_amd64.deb ...
Unpacking armory (0.96.1-1) over (0.96.1-1) ...
dpkg: dependency problems prevent configuration of armory:
 armory depends on libstdc++6 (>= 5.2); however:
  Version of libstdc++6:amd64 on system is 4.9.2-10.

dpkg: error processing package armory (--install):
 dependency problems - leaving unconfigured
Processing triggers for libc-bin (2.19-18+deb8u10) ...
Processing triggers for desktop-file-utils (0.22-1) ...
Processing triggers for mime-support (3.58) ...
Errors were encountered while processing:
 armory
debian@debian:~/Downloads$