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might matter. and secretaries at the very heart of those processes. i'm sure his immediate office will take a look at what happened in this case to insure that, you know, command and control is passed to the deputy secretary so she can provide that information to the president should the secretary be unavailable. >> dana: but the commander-in-chief didn't even know he was in the icu. wouldn't necessarily have been able to have reached him. jacque heinrich said there are reports that biden was exasperated when he learned. to say the least. isn't it quite disrespectful to the commander-in-chief what lloyd austin decided to do? >> i would simply say this. the department of defense has good procedures in place in case of a time emergency where we can password to the president, get word back. secretary is a key part of that. secretary unavailable other people can fulfill that role in an emergency situation. clearly it's not the desirable state of affairs.
front line is here. at visa's command center in northern virginia, they monitor 76,000 transactions a second across more than 200 countries, facing off against hackers and fraudsters, working from the u.s. and abroad, determined to steal your money. >> these aren't your typical teenagers in a basement somewhere. these are well-funded, well-organized groups backed by criminal organizations or adversarial nation states. >> reporter: brandon received a legitimate text from visa, warning of a $2,000 fraudulent charge. seconds later, a scammer called, claiming to be from his bank and sending him a link he should click. when he did, criminals quickly reset his password. thankfully, his real bank, navy federal, blocked that attempt. >> and we were able to stop them from not only fraud on the credit card, but fraud toward my bank account as well. >> reporter: visa alone reports
an 11% jump in blocked fraud attempts from october through december. $110 million every day with 60% of the fraud targeting ecommerce. when you use your visa card anywhere in the world, the transaction comes through one of three visa data centers like this one where they run 500 analyses looking for any signs of fraud. other credit cards, banks and web sites run similar 24/7, operations, sharing intel with each other and police. how much of your efforts depend on artificial intelligence? >> everything we do here is powered by artificial intelligence. it gives us the super power to analyze mass amounts of data so that we can detect those fraud patterns in realtime. >> reporter: to avoid being scammed, experts advise, avoid swiping. use your chip card or mobile phone. use two step authentication. never respond to requests for password or credit card numbers, and confirm web sites are legit before pressing buy. >> we tend to fork over our
that this extortion scheme occurred. >> brian: people at home saying could i be victim of this exchange student or not. you got to limit your cyber footprint. >> oh, yeah. >> brian: what else would you recommend? >> this is the biggest thing. you talk to your kids and have a password. so, say yes, i can confirm that i'm not really in danger. say something like orange means i'm not in danger. so if the rise of ai enables scams. your voice is cloned we know you are not in danger our password among the family. and also keep your kids off social media. attackers are able to do this because they can piece together open source information. try to limit that as much as possible. have very stringent privacy settings if you can. frankly don't let your kids get on social media until i would recommend 18 at least. >> brian: it is dangerous. people take advantage of you. the kid ends up okay. he was fine. freezing no, heat sources. able to face time and prove to the cyber kidnappers that he is isolated. >> reportedly.
Passwordless authentication is a paradigm shift from the conventional reliance on passwords for accessing digital services. This innovative approach eliminates the need for users to remember and input passwords, instead relying on alternative authentication factors. Here is what exactly passwordless authentication is.
As the holiday season approaches, it is crucial to stay vigilant against the rise of holiday scams aiming to take advantage of your holiday cheer.As online shop