Cryptography hack at NWHacks Spring 2016

Won 3rd place of PIA's Best Privacy, Security or Crypto Hack, and won Major League Hacking's best use of AWS.

Relevant Sites

• Most reliable and alternate.
• Heroku
• Devpost

Web Socket

Using socket.io

Server-side Events

uploadFrame

Client-side Events

downloadFrame

Load a new frame with frame data.

Protocol

Frontend:

frame

• id: The frame id
• width: The frame width
• height: The frame height
• data: A flat list of rgba values. (4 * width * height)
  • 0: R
  • 1: G
  • 2: B
  • 3: A

{
  id: Number,
  width: Number,
  height: Number,
  data: Number[],
  timestamp: Date,
}

How to build frontend

In a new tab run:

npm install -g watchify
npm run watch

How to run

npm start