# py3rsa-sign(1) - man - phpMan

[py3rsa-sign(1)](https://www.chedong.com/phpMan.php/man/py3rsa-sign/1/markdown)                         General Commands Manual                        [py3rsa-sign(1)](https://www.chedong.com/phpMan.php/man/py3rsa-sign/1/markdown)



## NAME
       **py3rsa-sign** - sign a file

## SYNOPSIS
       **py3rsa-sign** [_OPTION_]... _PRIVATE_KEY_ _HASH_METHOD_

## DESCRIPTION
       Sign  a file, output the signature. Choose the hash method from MD5, SHA-1, SHA-224, SHA-256,
       SHA-384, SHA-512

## OPTIONS
### -h --help
              show help message and exit

### -i --input=
              name of the file to sign. read from stdin if not specified.

### -i --output=
              name of the file to write the signature to. write to stdout  if  this  option  is  not
              present.

       **--keyform=**_KEYFORM_
              key format of the private key - default PEM

## AUTHOR
       **py3rsa-sign** was written by Sybren A. Stuvel <sybren AT stuvel.eu>.



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