Warning On SIM Card.
Warning on SIM card can’t be ignored as it can lead to exposing your personal details, files and other important documents to out side people. Like PC and Laptop Smartphone’s SIM card too can be controlled by outsiders by planting scripts in your Smartphone. They used to take control of the device without the knowledge of the Smartphone owner, if the SIM card holding devices are connected to the internet. These scripts used to allow unauthorized access of your device. Those people can send email, dial calls, transfer money from your bank account and so on. And can perform every other possible things under your name to make profit for them.
Also their background activities not only drain your batteries but also use your data plan and your money too. Now the worst had come to every Smartphone owners. Recently a SIM card hack has been discovered by Karsten Nohl, German cryptographer and security researcher in the recent years. According to him attackers can get in to the SIM card secretly through the scripts. And can send text messages messages or re-direct and record calls that are coming to that particular mobile phone. The trick is carried out through by sending a SMS message to capture the mobile phone through the SIM card.
Warning On SIM card
Further more the reports says that not all the SIM cards are at danger. Although millions of phones can be affected if the security flaw supports the cyber criminals. And there are no chances for them to get the security flaw for another six month period.
Lot of phones are hijacked in the USA every year. Bad script providers targets the unsuspecting user who used to accept them and allow them to install the script.
Recently Sri Lanka TRC had announced all the mobile phone SIM card users must provide their true Identity to their carrier. To check this details the user can Dial #132# from his mobile phone and following the instructions they can find the following details.
Mobile phone number
If these don’t match with your details re-register the SIM once again under your name.
Major carriers are on the path to find a fix to this problem before it going to affect their business.
Warning for Smartphone users.
Meanwhile don’t accept or open SMS messages that are coming from unknown people with very interesting headlines. Also don’t open attachments that are coming from unknown people stored in your E-Mail inbox. Never play videos in your device that are coming from unknown senders. Never accept unknown peoples’ friend requests in social media apps. Don’t switch on Bluetooth in public places. If you happened to switch on it be careful of those people who try to send you some files. Like wise don’t jump on to unknown peoples’ free Wi-Fi hot spots. This is another path to place scripts to control in devices by outsiders.. So always use trusted Wi-Fi connection or pay and use your own Wi-Fi account. Also don’t connect with Bluetooth from unknown people’s devices.
Important to safeguard your Bank Account.
If you are using online banking facility through Smartphone, never give your Smartphone to others
In addition, some of them can install unwanted scripts in to your phone to steal money from your account.
Never send your bank account number to unknown people.
Further more if you get any SMS or text messages from unknown people don’t reply to them.
Never install unnecessary Apps in your Smartphone.
Time to time “optimize” your Smartphone. This will stop unwanted App operation in your phone.