. >> sharyn alfonsi: you've probably been warned to be careful about what you say and do on your phone. do i need to connect this? >> yes. >> alfonsi: okay. but after you see what we found, you won't need to be warned again. >> so, are you connected? >> alfonsi: i am. >> and i have your email. and more importantly i have all the credit cards associated with that account. >> the president of the united states called me on my cell phone. so if the hackers were listening in, they would know that phone conversation. and that is immensely troubling. >> alfonsi: is everything hackable? >> yes. we live in a world where we can't trust the technology that we use. >> i'm steve kroft. >> i'm lesley stahl. >> i'm bill whitaker. >> i'm sharyn alfonsi. >> i'm scott pelley. those stories tonight on "60 minutes." another day, and i'm still struggling with my diabetes. i do my best to manage. your body and your diabetes change over time. your treatment plan may too. know your options. once-daily toujeo is a long-acting insulin from the makers of lantus . it releases slowly to provide consistent insulin

. >> sharyn alfonsi: bubba watson is left-handed, self-taught and looking for his third green jacket next weekend at the masters in augusta. haven't heard the half of it. >> i have a lot of mental issues that i just have been so fearful of things which i shouldn't be, right? scared of heights, scared of buildings falling on me, scared of the dark, scared of crowds, those are my biggest issues. >> alfonsi: how do you reconcile that when you have to go out there and play golf with hundreds of people around you? >> bubba! >> i am just scared of people. >> i'm steve kroft. >> i'm leslie stahl. >> i'm bill whitaker. >> i'm sharyn alfonsi. >> i'm scott pelley. those stories tonight on "60 minutes." >> this portion of "60 minutes" is sponsored by ford service. when your ford needs service, you need the specialists at ford. stacked these tires. or put them on a rack. but the specialists at ford like to show off their strengths: 13 name brands. yeah, we're strong when it comes to tires. right now during the big tire event, it was always just a hobby. something you did for fun. until the day i

on this sunday's "60 minutes," sharyn alfonsi investigates why phones are so vulnerable.rprising role hackers play in protecting our data. >> as the number of mobile devices explode so do the number of attacks on our cell phones. sometimes you know your phone has been hacked, but often, you don't. we sat down with some of the world's best hackers who showed us just how easy it is for them to get access to everything on your phone. >> reporter: is everything hackable? >> yes. >> reporter: everything? >> yes. >> reporter: if somebody tells you you can't do it? >> i don't believe it. >> reporter: john harry offered to prove it. he gathered a group of ace hackers in our las vegas hotel. each of them, a specialist in cracking mobile devices and figuring out how to protect them. >> would you put your money in the bank that didn't test the locks? we need to try and break it to make sure that the bank robbers can't. >> reporter: how easy is it to break the phone right now? >> very easy. >> reporter: it started when we logged on to the hotel wi-fi. at least it looked like the hote

sharyn alfonsi is investigating for this sunday's "60 minutes." >> is everything hackable? >> yes. >> reporter: everything? >> yes. >> reporter: if somebody tells you, you can't do it. >> i don't believe it. >> reporter: john hering offered to prove it. so he gathered a group of ace hackers at our las vegas hotel. each of them a specialist in cracking mobile devices and figuring out how to protect them. >> would you put your money in a bank that didn't test the locks on their safes? we need to try to break in to make sure the bad guys can't. >> reporter: how easy is it to break the phone right now? >> very easy. >> as you've seen, pretty trivial. >> reporter: so, do i need to connect to it? >> yes. >> reporter: okay. it started when we logged on to the hotel wi-fi-- at least it looked like the hotel wi-fi. hering had created a ghost version. it's called spoofing. i mean, this looks legitimate. >> it looks real legitimate. so are you connected? >> i am. >> and i have your e-mail. >> reporter: you have access to my e-mail account? >> yes, it's coming through right now. i now

. >> a group of tech experts shows sharyn alfonsi how a hacker can get into your smart phone. tech expert john herring sent her something that contained mal ware. >> then karen called from san francisco. and proved the hack worked. >> we installed into your device that is broadcasting video from your phone. >> my phone is not even lit up. >> i understand that. >> herring is the cofounder of the mobile security firm, look out. the company monitors smart phones for mal ware. after sunday's story aired, traffic on lookout's website can you can you believe -- doubled. slowing down the server. >> also make sure to check your text and phone logs to make sure a hacker isn't using your number. >> experts say it's important to keep hackers out of so don't pick on questionable links. and make sure you only download apps from a trustworthy app store. >> exercise caution. >> c net says there are a number of apps that can detect mal ware on your phone. >> can you have it scan your phone once a day, once a week, or when something changes. >> that can make sure the only person accessing your

a smartphone security after last night's "60 minutes" investigation a group of hackers showed sharyn alfonsi's camera with just a simple text message. >> reporter: john herring warned us he could spy on anyone through their own phone as long as the phone's camera had a clear view. we propped up the phone on my desk, set up cameras to record a demonstration. first, he sent a text message with an attachment to download. then herring called from san francisco and proved the hack worked. >> we installed some malware that's broadcasting video from your phone. >> my phone's not even lit up. >> i understand, yeah. >> it's pitch black for us. >> so how do you protect your privacy? dan ackerman with our partners at c-net is here. dan, good morning. was incredible to see the 60 minutes investigation last night. how vulnerable are we to hackers like this? >> yeah, we're all vulnerable. some of the things you saw demonstrated are very high level things. people who can do that are not looking for people like you and i. and even the hack they showed -- >> how do you know that? >> maybe you guys. maybe not