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Past meetings

  • IntroductionAug 27, 2 PM
  • Bowling SocialAug 30, 7 PM
  • Intro to Terminal and Setup (Session 1)Sep 03, 2 PM
  • Web Hacking ISep 07, 7 PM
  • PatriotCTF 2023Sep 08, 4 PM
  • Intro to Terminal and Setup (Session 2)Sep 10, 2 PM
  • Web Hacking IISep 14, 7 PM
  • Reverse Engineering SetupSep 17, 2 PM
  • Reverse Engineering ISep 21, 7 PM
  • OSINT ISep 28, 7 PM
  • Double CTF! BuckeyeCTF 2023 + MapleCTF 2023Sep 29, 7 PM
  • x86-64 AssemblyOct 01, 2 PM
  • Reverse Engineering IIOct 05, 7 PM
  • DRM CircumventionOct 08, 2 PM
  • Crypto IOct 12, 7 PM
  • Crypto IIOct 15, 2 PM
  • PWN IOct 19, 7 PM
  • PWN IIOct 22, 2 PM
  • Physical Security and LockpickingOct 26, 7 PM
  • Workshop with Caesar Creek SoftwareOct 27, 6 PM
  • Forensics Workshop with CrowdStrikeNov 02, 7 PM
  • Ethics and LawNov 05, 2 PM
  • Antivirus and EDR EvasionNov 12, 2 PM
  • Python JailsNov 16, 7 PM
  • Web Hacking IIINov 30, 7 PM
  • Cloud SecurityDec 03, 2 PM

Crypto I

General
Wk 07
crypto
intro
xor
dhke
sagemath
Anakin Dey, Sagnik Chakraborty
Thursday, October 12th, 2023
7 – 8 PM (CDT)
Siebel CS 1404

A newer version of this meeting is available!

Presented October 16th, 2025

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Summary

We cover the basics of cryptography with introductions to XOR encryption and the Diffie-Hellman key exchange.

Lesson history

  • Cryptography I Fall 2025
  • Cryptography I Fall 2024
  • Crypto I Fall 2023
  • Crypto I Fall 2022
  • Crypto I Fall 2021
CC BY-SA

This meeting is licensed under Creative Commons Attribution-ShareAlike 4.0 International.


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