python密碼學(xué)文件解密實現(xiàn)教程

第python密碼學(xué)文件解密實現(xiàn)教程目錄代碼輸出在本章中，我們將討論使用Python解密加密文件.請注意，對于解密過程，我們將遵循相同的過程，但不是指定輸出路徑，而是關(guān)注輸入路徑或加密的必要文件.

代碼

以下是使用Python解密加密文件的示例代碼;

#!/usr/bin/python

#

----------------

READ

ME

---------------------------------------------

#

This

Script

is

Created

Only

For

Practise

And

Educational

Purpose

Only

#

This

Script

Is

Created

For

http://bitforestinfo.blogspot.in

#

This

Script

is

Written

By

##################################################

########

Please

Don't

Remove

Author

Name

#########

###############

Thanks

###########################

##################################################

#

=================Other

Configuration================

#

Usages

:

usage

=

"usage:

%prog

[options]

"

#

Version

Version="%prog

0.0.1"

#

====================================================

#

Import

Modules

import

optparse,

sys,os

from

toolkit

import

processor

as

ps

def

main():

parser

=

optparse.OptionParser(usage

=

usage,version

=

Version)

parser.add_option(

'-i','--input',type

=

'string',dest

=

'inputfile',

help

=

"File

Input

Path

For

Encryption",

default

=

None)

parser.add_option(

'-o','--output',type

=

"string",dest

=

'outputfile',

help

=

"File

Output

Path

For

Saving

Encrypter

Cipher",default

=

".")

parser.add_option(

'-p','--password',type

=

"string",dest

=

'password',

help

=

"Provide

Password

For

Encrypting

File",default

=

None)

(options,

args)

=

parser.parse_args()

#

Input

Conditions

Checkings

if

not

options.inputfile

or

not

os.path.isfile(options.inputfile):

print

"

[Error]

Please

Specify

Input

File

Path"

exit(0)

if

not

options.outputfile

or

not

os.path.isdir(options.outputfile):

print

"

[Error]

Please

Specify

Output

Path"

exit(0)

if

not

options.password:

print

"

[Error]

No

exit(0)

inputfile

=

options.inputfile

outputfile

=

options.outputfile

password

=

options.password

work

=

"D"

ps.FileCipher(inputfile,outputfile,password,work)

return

if

__name__

==

'__main__':

main()

您可以使用以下命令執(zhí)行上述代碼:

pythonpyfilecipher-decrypt.py-iencrypted_file_path-ppassword

輸出

執(zhí)行上面顯示的命令時，您可以觀察以下