CIPHERTEXTTADHack-mini Orlando 2018

Tim Christovich, Jeremiah Lantzer, Muntaser Syed, Chris Woodle

Inspiration

One day, you’re at the office or at school, only to realize you left an important deliverable in your home...

Inspiration

…you can’t run back, your meeting is in ten minutes, but a good friend of yours is willing to help...

Inspiration

…what do you do?

Inspiration

…what do you do?

Thankfully, you have a smart lock on your door!

Inspiration

…what do you do?

Thankfully, you have a smart lock on your door!

Unfortunately… your friend does not have a smartphone, or used his or her data for the entire month.

The Problem

Smart home devices often require complex mobile applications with user accounts and other functionalities built in that are either unnecessary or require considerable setup

X

The Problem

It is difficult to manage access of smart home devices and ensure a secure line of control

X

Our Solution

CIPHERTEXT

A mobile app enabled system designed to help you manage and control access to your smart home devices, while keeping you informed about your connected home.

Our Solution

How It Works

User Selects Device from Application

User chooses method of authenticatingusers

Friend can enter code and authenticate system

Friend’s face is added to the face recognitiondirectory

Friend receives message with QR code

Friend receives message with SMS code

Friend can scan code and authenticate system

Friend can walk up to door and authenticate system

Key Functionalities

● Allow access for a friend○ Over SMS or MMS for one-time access○ Facial recognition for returning guests

● View access history for device via the Droplit.io API● Get system and security updates for the connected home

APIs and Integrations

Used Avaya ZANG for MMS from mobile app authentication request

Used Telnyx for SMS from mobile app authentication request

Used Flowroute for SMS from sensor reporting systems

Used VoIP Innovations technology to notify users of security events

Tech Stack● Front-end

○ Ionic 3 mobile application

● Back-end○ Python backend on Heroku to handle app requests and SMS/MMS/Image dispatch○ Amazon S3 bucket for returning images to software stack○ Droplit.io for smart home device management

● Hardware (refactored for Ciphertext based on previous project)○ Raspberry Pi

■ NodeJS server to handle SMS code ○ Python server for QR authentication

Thinking for the Future

● Add complete smart home device control ○ Share with your roommate in an apartment or residence hall to

allow them access to your devices

● Enable more triggers besides the mobile application○ Using Alexa or Google Home units to prompt for allowing someone in

● Better assist the blind or physically disabled○ Use telephone calls as a means of providing authentication

for someone to enter or exit a space

From idea... ...to product

Thank you!