echo. > %_CD%\certsums.tmp
for /R %%i in (*.pem) do (
  openssl x509 -noout -modulus -in %%i | openssl md5 >> %_CD%\certsums.tmp
  echo. %%i >> %_CD%\certsums.tmp
)
for /R %%i in (*.key) do ( 
  openssl rsa -noout -modulus -in %%i | openssl md5 >> %_CD%\certsums.tmp
  echo. %%i >> %_CD%\certsums.tmp
)
for /R %%i in (*.csr) do (
  openssl req -noout -modulus -in %%i | openssl md5 >> %_CD%\certsums.tmp
  echo. %%i >> %_CD%\certsums.tmp
)
sort < %_CD%\certsums.tmp > %_CD%\certsums.md5
type certsums.md5