codesign -dv  /Library/Frameworks/R.framework/Resources/bin/exec/R
# /Library/Frameworks/R.framework/Resources/bin/exec/R: code object is not signed at all

xattr -l  /usr/bin/security
#

cp /usr/bin/security foobar
echo "nharmless" >> foobar
./foobar find-generic-password -a 'gaborcsardi' -s foobar -g
# keychain: "/Users/gaborcsardi/Library/Keychains/login.keychain"
# class: "genp"
# attributes:
#     0x00000007 <blob>="foobar"
#     0x00000008 <blob>=<NULL>
#     "acct"<blob>="gaborcsardi"
# ...
# password: "secret"