1 ) Use your smartphone’s built-in security features , common security features contain keystroke pattern , PIN or password lock option. By going in android Settings>Location & Security you can enable these security features.
2) To more securely lock your device, you should instead use a pattern lock or a PIN code. Pattern locking has you draw a specific pattern on the screen, while a PIN code has you enter a numeric code to unlock the device.
3 )Smudges could also be a security loop-hole due to the screen of android. Suppose if you unlock your phone and then look at it from an angle, you will likely see a trail of smudges showing what your pattern looks like, or what digits your PIN code consists of. Such smudges appear because of our finger tips so to avoid such threat better to clean those smudges by a smudges cleaner or by using random patterns once you open your android phone. Doing that no one can detect your password pattern or pin code by checking smudges.
4) Avoid using free and unsecured WIFI access , because accessing a web via an open WI-FI network could be free and easy but it does come with many RISKS.
5) Don’t allow your android phone to connect automatically on any free Wi-Fi network. Automatically accessing Wi-Fi network means opening the door to just about anyone. If someone is on the same network with spy intentions then he could see your private chat, browsing or pictures etc. To stop automatic connectivity on Wi-Fi go to Settings>Wireless & Networks> Wi-Fi
6) There are many best antivirus available in the APP market which can be useful for your phone. You must Install an antivirus APP and track your phone because many times malicious code or existing installed app can become security threat for you. Two of the best free mobile antivirus apps are AVG’s Antivirus Free and Lookout they can be downloaded from the Google Play website.
7) Avoid third party websites who offers you new android apps but the best place to download new Apps is Google Play App market which is an official trusted website for android.
8) If you download any APP from non trusted website then you should be careful that a hidden Trojan , virus or malicious code could also be downloaded from the non trusted website within the APP. Always use Google App store for new applications.
9) Scrutinize every app that you download regardless of source, doing that you can figure out easily if the app which you are trying to download is harmless for your phone. Best way to do this is by checking reviews , numbers of stars and user community comments.
10) When you install any application try to understand the permission you are allowing before moving to the next step. Usually applications which require “Full Access to Internet” , “Authority to send Text Messages” or “Access to online accounts” are APPs that can be harmful for your privacy in android. So always be careful before allowing such permission to any APP, otherwise try to avoid such APPS.
11) Granting permission to APP means they can access your personal information , there was a virus that used to take silent pictures and spread it on the internet. Always be careful before granting permission even for the Camera Access.
12) Smart phones are not just phones but a complete package of your private information and data , when you give someone your phone make sure he can’t access your information.
13) Avoid mobile banking transactions on non private networks, they can be very harmful for your private data.
14) To stay protected anywhere anytime you can rely on solutions like “Tend micro mobile security for android” this protect digital files and provide security for mobile banking transaction.
15) Don’t let your Bluetooth connection always ON unless you need bluetooth communication. There are some intelligent malicious codes which spread through bluetooth communication and if a user accepts malicious bluetooth communication then it could even harm the Operating system of android.
16) Always accept blue tooth communication if you really know the computer Id or the phone ID of the person who will receive. Sometimes without assuring the receiver’s mobile ID person can do mistakes by sending his personal data or pictures to an unknown mobile phones.
17) Do not use a forever login session by your social Apps because some mobile apps asks you to should they remember your account password. This feature can enable your application to save your sessions where you don’t need to provide password again and again. It is advisable to always log off from your applications like Skype , Facebook , Google , MSN or twitter rather than granting your APP to remember your passwords. Few seconds of login password process is much more secure than having an unexpired online session for online App or website.
18) Always log out from your social APPs even if you are allowing some one to use your phone. This can protect your dataleak and prevent anyone to misuse your APP’s data.
19) Always remove chat and browser history for better security. This can also make your android run such application fast and optimize.
20) Device administrator permission is very useful for APPs like antivirus or spyware detectors. This gives them special powers, and makes them more difficult to uninstall. This can be a good thing—in the case of Lookout or other antivirus apps—but most applications should work without the extra permissions. As a general rule of thumb, you should only set an app as a device administrator if you trust it and have need of its extended features. A security app may ask to be made an administrator to help better protect your phone, but games and the like have no reason to make the same request. To review your device list with administrator permission follow these steps , access Settings > Security > Device administrators.
21) There are many good data protection application available on GOOGLE PLAY that can secure your videos , images and data by password. So if some one access your mobile phone he cant access those private images , videos unless he provide further password for the given folder or image.
22) If you have a rooted phone, be extra cautious about granting super-user/administrator access to any app. Make sure you understand the purpose of the Super-User access, and trust the developer enough to grant it. This is the highest level of access that anyone (or anything) can have on your Android device, so be really careful with this one.
23) Avoid Piracy under all circumstances; pirated apps that you obtain through illegitimate sources are dangerous for your android phone. Not only is it wrong ethically, it also poses the biggest threat, in that you never know how the pirated APK has been modified. Saving few dollers can be harmful than purchasing the non pirated APPs.
24) Always enable screen lock’s auto locking feature of your phone so it will lock the phone with pattern base password or pin-code.
25) keep updating the Operating System & Apps of your Android phone to reduce the risk of malware attack and for better security protection. If you regularly using internet through your phone then you will get notification when any update of your OS and apps will available.
26) Delete corrupt or faulty applications at any time when any app of your Android phone will get error or will show some warnings then instantly delete those apps because those error applications will harm your cell phone as a malware.
27) Keep checking if there is no duplicate APP exists in your android installed applications. Now a days many hackers are making duplicate apps which are most popular in Android market and if you use those apps then they can easily hack your phone. So it’s a recommendation that always download any type of application and game from Google Play Store
28) Encryption of data means translation of data into a secret code. This option is available for Android 3.0 & greater versions. To secure your data you must encrypt your phone data. To enable this option just go to Settings->>Security->>Check Enable Encryption. Suppose if your phone is stolen then also no one can’t access your data. So always enable the encryption option.
29) Use “SeekDroid” Application for minimizing the risk of losing your phone. If whenever you lost your phone then don’t be panic because this “SeekDroid” will help you to get back your phone. Just Log in to SeekDroid website and from there you can track your phone’s location easily. You can get this app from trusted Google Play Store.
30) Always backup your phone data, contacts & settings in a regular interval to Google website or to your personal computer. If anytime you face any type of problems then you can easily backup those data from your computer or from Google.
31) Pin-code with pattern lock helps to avoid too many fake pattern tries to unlock phone. After the limit of pattern tries security app opens the Pin-Code dialog to avoid data theft and assure if user is authentic. This way if user ever forgets his pattern he can unlock his phone by providing the Pin-Code or password.
32) There are some serious threats using bluetooth including Bluebugging,Bluejacking and Bluesnarfin by which hackers can hack your mobile phone with different techniques. So always use bluetooth when you are 100% sure about the other end is not a hacker or someone unknown to you.
33) Bluejacking is a technique for hackers, in which they get into cell phones and send strange or flirtatious messages to other Bluetooth users within a 10-meter range. The hackers wait to see the kinds of reactions they provoke from those receiving the messages, either through phone messages or the faces of the people receiving the messages. Avoid unknown bluetooth connection unless you trust the other end.
34) Another dangerous threat using bluetooth with non trusted person is Bluebugging. Which allows hackers to gain access to the command system of a phone without owners knowledge.Then hacker can easily extract contact diary, can listen to phone conversations, use the Internet, send emails from accounts and make phone calls.