env GOOS=linux GOARCH=amd64 go build -o ccsecurity main.go
sftp <user>@<server>
> put ccsecurity
> exit
mv ccsecurity /usr/local/bin
ccsecurity digest -c -o file.chk "./\<path\>/\*\*/\*.php"
ccsecurity digest -o file.chk "./\<path\>/\*\*/\*.php"