lyvd

from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.asymmetric import padding


private_key = rsa.generate_private_key(
    public_exponent=65537,
    key_size=2048,

lyvd

Assembly Language / Reversing / Malware Analysis -resources

⭐Assembly Language

lyvd

def fstring_function():
  f'{1 + 2 = }'
  

>>> dis.dis(fstring_function)
  2           0 LOAD_CONST               1 ('1 + 2 = ')
              2 LOAD_CONST               2 (3)
              4 FORMAT_VALUE             2 (repr)
              6 BUILD_STRING             2
              8 POP_TOP

lyvd

>>> dis.dis(walrus_func)
  2           0 BUILD_LIST               0
              2 LOAD_CONST               1 ((1, 2, 3))
              4 LIST_EXTEND              1
              6 STORE_FAST               0 (a)

  3           8 LOAD_GLOBAL              0 (len)
             10 LOAD_FAST                0 (a)
             12 CALL_FUNCTION            1
             14 DUP_TOP

lyvd

def walrus_func():
  a = [1, 2, 3]
  if (n := len(a)) > 10:
    print(f"List is too long ({n} elements, expected <= 10)")
    

lyvd

s = [10, 20]
for s in range(5):
   print(s)
  

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  2           0 LOAD_CONST               1 (10)
              2 LOAD_CONST               2 (20)
              4 BUILD_LIST               2
              6 STORE_FAST               0 (s)

  3           8 LOAD_GLOBAL              0 (range)
             10 LOAD_CONST               3 (5)
             12 CALL_FUNCTION            1
             14 GET_ITER
        >>   16 FOR_ITER                12 (to 30)

lyvd

  2           0 LOAD_CONST               1 (10)
              2 LOAD_CONST               2 (20)
              4 BUILD_LIST               2
              6 STORE_FAST               0 (s)

  3           8 LOAD_GLOBAL              0 (range)
             10 LOAD_CONST               3 (5)
             12 CALL_FUNCTION            1
             14 GET_ITER
        >>   16 FOR_ITER                16 (to 34)

lyvd

# Source: https://twitter.com/raymondh/status/1284331532153286656?s=20
s = [10, 20]
for s[0] in range(5):
  print(s)
  
# Result:
[0, 20]
[1, 20]
[2, 20]
[3, 20]

lyvd

from keras.preprocessing.image import ImageDataGenerator, array_to_img, img_to_array, load_img
from keras.models import Sequential
from keras.layers import Conv2D, MaxPooling2D, ZeroPadding2D
from keras.layers import Activation, Dropout, Flatten, Dense
from keras import backend as K
from keras.callbacks import TensorBoard
import os
from shutil import copyfile
import shutil
import sys