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Update possible_ans.md

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This commit is contained in:
Bill Buchanan
2021-02-08 18:44:36 +00:00
committed by GitHub
parent e4bb8e3657
commit 43401181cc
1 changed files with 6 additions and 9 deletions
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15
unit02_symmetric/lab/possible_ans.md
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@@ -396,7 +396,7 @@ Answer:
* /vA6BD+ZXu8j6KrTHi1Y+w== - italy
```python
from Crypto.Cipher import AES
ffrom Crypto.Cipher import AES
import hashlib
import sys
import binascii
@@ -424,20 +424,17 @@ def decrypt(ciphertext,key, mode):
encobj = AES.new(key,mode)
return(encobj.decrypt(ciphertext))
key = hashlib.sha256(password).digest()
key = hashlib.sha256(password.encode()).digest()
cipher='/vA6BD+ZXu8j6KrTHi1Y+w=='
ciphertext = base64.b64decode(cipher)
plaintext = decrypt(ciphertext,key,AES.MODE_ECB)
print plaintext
plaintext = Padding.removePadding(plaintext,mode='CMS')
print " decrypt: "+plaintext
plaintext=val
print (plaintext)
plaintext = Padding.removePadding(plaintext.decode(),blocksize=Padding.AES_blocksize,mode='CMS')
print (" decrypt: "+plaintext)
```
A sample is [here](https://repl.it/@billbuchanan/ch02ans05#main.py).
## E.1
Answers: