> From: Flora <http://www.gmail.com/~flora> > Date: Mon, 13 Jun 2016 13:43:21 -0400 > > Please remember the importance of two factor authentication and > password/pin for your phone. I disagree with the conclusion about Deray Mckesson's story. I think the better conclusion is that, if given an option, the second form of authentication should be an email address. It's a lot harder to use social engineering (in this case, convincing Verizon about changing SIM cards) with email providers. > On Jun 12, 2016 8:49 PM, "Scamicide" <http://www.wordpress.com/~donotreply> wrote: > > Steven Weisman, Esq. posted: "It was just last week that Mark Zuckerberg's > > Twitter account was taken over by hackers who managed to send out > > embarrassing tweets using his account. In the Scam of the day for June 7, > > 2016 I described how Zuckerberg failed to use a unique password for " > > > > New post on *Scamicide* > > <http://scamicide.com/?author=2> Scam of the day â?? June 13, 2016 â?? The > > lesson of the hacking of Deray Mckessonâ??s smartphone > > < > > http://scamicide.com/2016/06/13/scam-of-the-day-june-13-2016-the-lesson-of-the-hacking-of-deray-mckessons-smartphone/ > > > by > > Steven Weisman, Esq. <http://scamicide.com/?author=2> > > > > It was just last week that Mark Zuckerberg's Twitter account was taken > > over by hackers who managed to send out embarrassing tweets using his > > account. In the Scam of the day for June 7, 2016 I described how > > Zuckerberg failed to use a unique password for his Twitter account so when > > his password, which he used in multiple accounts, became known due to a > > data breach at LinkedIn, hackers were able to use the password to take over > > his Twitter account. Zuckerberg's other mistake was failing to take > > advantage of the Twitter offered option to use dual factor authentication > > for added security. With dual factor authentication, whenever you are > > going to access an online account, a special code is sent to your > > smartphone after you have typed in your user name and password. Without > > this code, you cannot gain access to your account. Thus, even if > > Zuckerberg's password was known by the hackers, they would not have been > > able to access his Twitter account without the one-time code provided to > > his smartphone. > > > > Civil rights activist Deray Mckesson also had his Twitter account hacked > > recently and the hackers sent out a number of phony tweets that appeared to > > come from Mckesson, including one indicating his support for Donald Trump's > > presidential candidacy. However, what is particularly noteworthy in this > > hacking was that the hackers did not have Mckesson's password and his > > Twitter account was protected through dual factor authentication. What the > > hackers did is call Verizon, Mckesson's carrier, and tricked customer > > service into changed his SIM card to one in a phone controlled by the > > hackers. A Subscriber Identity Module, more commonly known as a SIM card, > > is an integrated circuit that stores information including your smartphone > > number used to authenticate subscribers on mobile devices. The SIM card is > > able to be transferred between different devices, and often is, when people > > update into a newer smartphone. In the case of Mckesson, using a scam > > about which I warned you three years ago, the hackers contacted the > > Mckesson's wireless carrier and pretending to be Mckesson and convinced > > Verizon to switch the SIM card to a new smartphone controlled by the > > hackers who were then able to not only then change Mckesson's password, but > > also get the dual factor authentication one-time code sent to the phone > > that they controlled. The hacker was able to convince the Verizon customer > > service employee that he was Mckesson merely by providing the last four > > digits of Mckesson's Social Security number which in these days of massive > > data breaches is not that hard for a determined identity thief to obtain. > > > > TIPS > > > > Deray Mckesson did a better job of protecting the security of his Twitter > > account than Mark Zuckerberg did, but he did not do quite a good enough job > > to protect him from having his account hijacked. Fortunately, there is an > > easy way to enhance your security to protect your SIM card from being > > switched thereby thwarting the protections provided by dual factor > > authentication and that is to set up a PIN or password to be used for > > access to your mobile service provider account. Sprint and Verizon use > > PINs while T-Mobile and AT&T will let you set up a password. It may seem > > like these are just more things to remember, but the protection they > > provide is worth it.