Cyber Prep - Day 5

README.md

1. Go over TCP/IP review from last week (10-15 mins)

2. Go over CIA triad (< 5 mins)

3. Why Python in cyber? (< 5 mins)

4. Selecting a text editor:

   • Visual Studio Code
     • Python Linter (https://marketplace.visualstudio.com/items?itemName=donjayamanne.python)
   • Sublime Text
   • Vim

5. What is a package manager? ( < 5 mins)

   • brew
   • apt-get
   • pip

6. What is MD5 sum? ( 5-10 mins)

   • What part of the triad is it?
   • Installation
     • Windows: https://support.microsoft.com/en-us/help/841290
       • Create C:\fciv
       • Extract to that directory
       • cmd.exe
         • set path=%path%;c:\fciv
         • fciv -md5 -sha1 somefile.txt
       • Powershell
         • $env.Path += "C:\fciv"
         • fciv -md5 -sha1 somefile.txt
     • Mac/Linux
       • Preinstalled
       • md5sum somefile.txt

7. Installfest for Mac and Windows

   • Python 2.7
     • https://www.python.org/downloads/release/python-2713/
   • Python 3
     • https://www.python.org/downloads/release/python-362/
   • virtualenv
   • pip

8. What is a virtual environment? (< 5 mins)

   • whiteboard

9. What is a REPL?

   • Demo Python REPL

10. Basic Data Types:

    • String
    • Numbers
      • Integer
      • Float
      • Boolean
      • String
        • Special Characters in Strings
        • String indices
        • Immutability
        • in keyword
      • Tuples
        • Immutable
      • Lists
        • Mutable
          • insert
          • append
          • remove
          • sort
      • Dictionaries
        • Key/Value Pairs
        • get method
          • with default value
        • setdefault method
        • pprint module
          • pprint.pprint()
        • Order doesn't matter in a dictionary
          • Show two Lists in different orders and compare
          • Show two Dictionaries in different orders and compare
      • None

11. Control structures

    • General syntax
    • For loops
    • Nested For loops, lists of lists
    • If statements
    • If/Else statements

12. Functions

    • def
    • Why we use functions
    • return statements
    • global vs local variables

13. Creating a Python script

14. Working with packages

    • getting help() in the REPL
    • import os (https://docs.python.org/2/library/os.html)