Secure File Shredder
brew install coreutils and then use gshred to overwrite the file before you remove it. gshred will by default overwrite a file 3 times but you can set it to do more then remove the file.
$ gshred -v -z -u -n 3 filename.txt
brew install coreutils and then use gshred to overwrite the file before you remove it. gshred will by default overwrite a file 3 times but you can set it to do more then remove the file.
$ gshred -v -z -u -n 3 filename.txt