Before you set up camp for Black Friday, check out our coverage on which stores have the best deals for home automation products, as well as fitness trackers and smartwatches (we have Cyber Monday resources for the couch potatoes, too!).

In other Smart World news this week, there’s now a device that lets you know when someone is trying to hack you or your smart home.

Every week we round up the latest developments in the Smart World, from new developer platforms to smart city initiatives around the world. Here’s what you missed in the Smart World:

CAST, the smart hub to make TV social

You can now livestream movies, TV shows, or even your favorite game to as many people as you please with the use of CAST, a smart entertainment hub being funded on Kickstarter PBC. The dome-shaped device can help you feel closer to friends and family by allowing you to share your media with them.

Read more about how CAST works here.

Best Black Friday sales: smartwatches, fitness trackers

Black Friday is just a few days away, and if you’re looking to start your smart home, it might be the best time to purchase home automation products as they are on sale. Fitness trackers and smartwatches are also on sale.

Read more about which stores offer smart home devices on sale here, here, and here.

Smart mirror does more than take selfies

Smart Ltd. aims to revolutionize mirrors in our home and office with the Selfie Mirror. As the name implies, the mirror helps you capture great photos, but you can also use the device to get information on the weather, messages from social or even use it as a control center for your smart home.

Read more about the Selfie Mirror here.

Startup promises unbreakable encryption for IoT

Secret Double Octopus Ltd. promises to deliver a new approach for the encryption of connected devices that is unbreakable both in theory and practice. It utilizes a “secret sharing” scheme that allows it to split up a file into small encrypted chunks that are randomized and transmitted to a desired destination via different routes and the recipient will then have to perfectly reassemble the payload.

Read more about this new encryption method here.

Smart clothing maker Athos raises $35.5m Series C

Mad Apparel, Inc., makers of smart clothing line Athos, has raised $35.5 million in a round of funding led by Social Capita. The round of funding will be used to drive innovation, increase manpower, and scale operations.

Read more about the funding here.

Startup monitors smart home devices for hackers

If you’re worried your smart home is constantly listening to you or hackers are invading your smart home, Dojo-Labs aims to help secure your connected home with a simple device called Dojo. Looking like a rock that you can place anywhere you please, it immediately alerts you if one of your connected devices is communicating or someone is trying to get in your network.

Read more about Dojo here.

3D smart glasses target doctors, engineers

Atheer, Inc. has unveiled the AiR Glasses, an interactive 3D smart glasses, and the AiR Enterprise Suite, a cloud-based collaboration and task flow interaction solution for Fortune 1000 companies. These are aimed to help those “deskless professionals” make their jobs a lot less complicated.

Read more about Atheer’s offerings here.

Tune in next week for more interesting stories, discoveries and innovations in the world of smart and connected things.

Image via Dojo-Labs