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Rigged YouTube videos can use Siri and Google Now to hijack your phone

44 points| luizlopes | 9 years ago |nakedsecurity.sophos.com

25 comments

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1024core|9 years ago

In the old days, kids TV commercials would tell the kids to hold up the phone to the TV, and then play DTMF tones to dial a 1-900 number. For example: http://articles.latimes.com/1991-04-21/news/mn-860_1_horror-...

Today, they can probably do the same via "Siri" or "OK Google" ... ?

dogma1138|9 years ago

Or the more modern version of Xbox live trolling when people name themselves Xboxoff or xboxinternet and wait for some one to yell their name.

The Siri thing isn't new tho you used to be able to shout at Siri trough some ones phone when you were on speaker but I think Apple implemented some voice recognition restrictions.

superuser2|9 years ago

I don't understand why anyone would leave "Hey Siri" turned on. I do use Siri occasionally, but no result of any Siri query is of any value to me while my phone is in my pocket. If I'm going to take it out of my pocket anyway, there's no additional friction in pressing the home button.

dcohenp|9 years ago

Car. Nightstand. Kitchen counter while you cook/wash dishes. There's a myriad situations where you want to use your device hands-free. In fact, it's the driver behind an entire new product category (see Amazon Echo, Google Home, etc.).

insmod88|9 years ago

"Hey Siri" feature is great! It has totally changed the way I interact with my phone. I use it everyday .. some of the commands are 1. Hey Siri what is the time ? (When i'm still in bed and my eyes are closed) 2. turn on all alarms. (yes I have multiple alarms to wake me up) 3. turn off all alarms. 4. Hey siri what song is this ? If i'm too lazy to open up shazam 5. Hey Siri remind me to do abc at 7am ...

calciphus|9 years ago

Google Now is fairly easy to train to the user. "OK Google" doesn't open every phone around me.

yeukhon|9 years ago

Do people find Sri and Google Now actually useful? I hardly ever find a use case for it, even when I am driving. I just think people should disable Sri and Google Now by default, and only activate after pressing a button.

vitd|9 years ago

Yes, I personally find Siri very useful. I almost always interact with Siri through my watch and I do things like start a cooking timer while my hands are covered in raw chicken juice, set a reminder to do something tomorrow, or reply to a text via voice while driving.

Vexs|9 years ago

I find it useful for quick conversions, finding my phone in a dark room, and it's often easier than scrolling through my contact book.

notadoc|9 years ago

Siri on my phone has been activated multiple times by the Siri TV commercials.

rosstex|9 years ago

Whoa, I just took security with David Wagner last semester and Nicolas/Pratyush were some of my TAs. Academia, where cool stuff is always happening under your nose!

sparky_z|9 years ago

Do phones not filter out/ignore any sound being emitted from the speaker? Seems like that shouldn't be too hard to do.

yeukhon|9 years ago

Can you really distinguish sound emitted from the speaker from someone with a hoarse voice? Furthermore, what about medium? Traveling different medium should be considered.

goda90|9 years ago

Wouldn't that be similar to the tech that removes echoing from voice/video chatting when someone isn't using headphones? I wonder how intense that kind of processing is.

shahzeb|9 years ago

At least on the iPhone, Siri is only activated by the "Hey Siri" command if your phone is plugged in to charge.

bydo|9 years ago

Only on older hardware. Anything with an A9/M9 (iPhones 6S and SE, iPads Pro) works on battery power as well.

thedrbrian|9 years ago

Interesting that they don't have a demo video for Siri/iOS