Usage:
SHA256 [-quiet] [-digestOnly] filename [ ... filename ]
filename
SHA256 file digest
SHA256.exe
98769bb6b1194a6884e223a281b63d31f91c2914a891fcc5032560a1fe2d87f9
SHA256.exe.zip
8d44d30d9baccd579231f4ca482c7a408e906800f476123319af12cb2d766c6c