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by alphex 3527 days ago
No. each individual attacker is actually an infected "bot" of somekind. In this case, Internet of Things devices all over the world. Your "smart TV" or "Smart refridgerator" all contributed to this, over YOUR bandwdith.

The average broadband user has at the least, 10Mbps/UP. If your smart appliances all started sending at least 10mbps up... you only need a million smart TV's to start causing damage.

I'm guessing there's 100M Smart TV's in the USA? Each sending 10Mb/s up? There's 1GB/s of traffic. Multiply this by the next 50 nations who have smart TVs and bandwidth to spare...

Then make it multiuple devices in a home. Then make it every smart device on the planet, using SOME bandwidth... it gets painful fast, and its free for the attackers, since the poor sap with a hacked smart TV is doing the work.

3 comments

> Your "smart TV" or "Smart refridgerator" all contributed to this, over YOUR bandwdith.

Makes me wonder when we'll start seeing reports of people getting hit with data overage charges because of hacked smart devices. I only have 4 Mbps up, but if an infected device used all of that 24/7 it would chew through my Comcast 1TB monthly cap.

That math doesn't seem right. 100M devices sending 10Mbps is 1,000,000,000Mbps = 1,000Tbps, not 1GB/s.

For an attack of 1.2Tbps, you only need 120k devices at 10Mbps.

The attacker is still spending resources giving out instructions to the bot army.

Unless they are using a setup like @tomschlick mentioned or some P2P thing.

Sending out a message to 1 million compromised devices takes almost nothing. Also, if you've compromised 1 million devices, chances are you also compromised a linux server on a fast host for command and control.