Last Class Wrap-Up

Thanks for a great class! We hope you enjoyed learning about CTFs!

Let's look at all the things you've learned:

General

CTF culture
Python skills
Bash skills
Communicating with servers

Cryptography

Hash functions
Dictionary attacks
XOR
One-time pad
Block ciphers
Modular arithmetic
Diffie-Hellman
Chinese Remainder Theorem
Discrete log
Pohlig-Hellman
Euler's totient
GCD
Modular inverse
RSA

Web

HTTP requests
GET vs. POST
Headers
Cookies
Using curl to make HTTP requests
Scripting HTTP requests using Python requests library
SQL
SQL injection
Cross-site request forgery

Binary

C
Pointer arithmetic
Memory (stack & heap)
Assembly
Compiling (nasm & ld)
Reverse engineering
Radare2
Analyzing binaries and functions with rabin2
Binary exploitation
Buffer overflows
Writing and using shellcode
Return oriented programming (ROP)
Automating exploit development with pwntools
Debugging payloads with rarun2

Forensics

Image representation
Least-significant bit steganography
Using various tools to detect steganography
Computer networking
Networking protocols
Analyzing network traffic with Wireshark
Memory dump analysis with Volatility

Things we did not cover

Elliptic curve cryptography
Format string vulnerabilities
Heap vulnerabilities
Scripting with radare
Burp Suite
PHP vulnerabilities
Template injection
File upload attacks
Cross-site scripting
XML external entity attacks
Audio file analysis