/usr/lib/x86_64-linux-gnu/libisns-nocrypto.so is in libisns-dev 0.97-2build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /lib/x86_64-linux-gnu/libisns-nocrypto.so.0
/lib/x86_64-linux-gnu/libisns-nocrypto.so.0