Is it secure to maintain utilizing an outdated or pre-owned Android telephone?

Is it safe to keep using an old or pre-owned Android phone?

Would you share footage like this when you knew hackers may see every thing in your telephone?

Andrew Hoyle/CNET

With model new, top-end telephones just like the iPhone 13 Professional or Samsung Galaxy S21 Extremely costing over $1,000, it is tempting to select up an older or a used telephone on a budget. However when you can seize a pre-owned Samsung Galaxy, Sony or HTC telephone that appears first rate for the value, is it secure to make use of them? 

It is each cost-effective and extra environmentally pleasant to maintain utilizing telephones for longer. The issue is that telephones launched years in the past run outdated variations of Android, which implies they typically haven’t got essential safety updates that may hold you — and your knowledge — secure from prying eyes. Although the {hardware} itself could also be tremendous to maintain utilizing, the dearth of safety help implies that older telephones may very well be far much less secure. If you happen to’re involved about safety and privateness, listed here are some issues to think about.

Learn extraHere is what $650 buys you in used telephones on eBay

What’s a safety patch for a telephone OS? 

Each time hackers uncover a brand new gap in your telephone’s software program to take advantage of, phone-makers normally get it mounted, and that repair is shipped out to your telephone to be sure that no person can reap the benefits of it. That is a safety patch. You may possible have acquired loads of them over time as cybercriminals are at all times looking for new methods to bypass the safety in your telephone. It is a continuous cycle of figuring out threats, fixing them, then discovering the following one.

More often than not, you may by no means learn about it, but it surely’s the factor that is conserving your telephone updated and guarded in opposition to identified threats. 

Why do producers cease sending out safety patches?

Producers reminiscent of Samsung, Sony, Google and HTC solely present help to a telephone for thus lengthy. Every new handset that is launched and every new model of Android require new menace evaluation and patching. That is numerous work, and it implies that discovering and patching these holes for each single handset spanning years and years simply turns into unfeasible. 


The HTC One M8, launched in 2014, is now not formally supported and would not get safety patches.

Andrew Hoyle/CNET

Consequently, Google and the phone-makers ultimately have to chop off help for older handsets, normally as soon as a tool will get to be two or three years outdated. These handsets then will now not obtain safety updates, that means that when a menace is detected on that telephone, it merely will not be mounted. 

So is utilizing an out-of-date telephone secure?

As Christoph Hebeisen, director of the safety intelligence firm Lookout, explains, “We don’t think about it secure to run a tool that doesn’t obtain safety patches. Crucial safety vulnerabilities develop into public information each few weeks, or months, and as soon as a system is out of help, then customers who proceed to run it develop into prone to exploitation of identified vulnerabilities.”

In line with Hebeisen, a susceptible telephone may enable full entry to every thing that is in your telephone, together with your private and firm emails, contact data, your banking particulars or audio of your telephone calls. A hacker may proceed to have entry to this data for so long as you proceed utilizing the compromised handset.

Paul Ducklin, principal analysis scientist at safety firm Sophos, agrees, saying, “In case your telephone has a software program vulnerability that crooks already know find out how to exploit, for instance to steal knowledge or implant malware, then that vulnerability goes to be with you without end.”

Learn extra: Greatest moveable chargers and energy banks to purchase for Android in 2020


Verify to see in case your telephone has the newest software program put in. 

Andrew Hoyle/CNET

How do I do know if my telephone is just too outdated?

Discovering out in case your telephone remains to be supported and receiving safety patches typically is not easy. To start out, go into Settings and test your software program updates. Set up the newest model. Often it will provide you with some indication of when the telephone was final up to date. In case your telephone says it has the newest OS software program, however that newest model was put in many months or years in the past, it is unhealthy information. Your telephone might be now not supported. 

Sadly, producers do not provide you with a warning that tells you after they’ve dropped help for a telephone, so that you both discover out by a impolite awakening like I discussed above, or determine it out your self by another means.

A superb rule of thumb is {that a} telephone will now not be supported if it is two to 3 years outdated. This varies from firm to firm, nonetheless. Google’s older Pixel telephones usually bought three years of software program updates, but it surely upped that to 5 years of assured updates with the newest Pixel 6 and 6 Professional. Google additionally mandates that producers should present not less than two years of updates for gadgets. Apple, by comparability, nonetheless supplies software program updates for telephones going again over 5 years, as a result of it has comparatively few fashions to handle. The most recent iOS 15.1 will be put in on 2015’s iPhone 6S ($210 at eBay).


Regardless of having the newest software program put in, this Galaxy S6’s final safety replace was utilized in 2018. That implies that there are two years of latest exploits that this telephone is prone to.

Andrew Hoyle/CNET

Discovering out in case your Android telephone is supported will contain some digging. I discovered Nokia’s software for seeing updates of its telephones after going by a sequence of help pages on its web site. Samsung despatched me its listing after I contacted its PR group, and it is obtainable on-line right here. Google has a web page that clearly tells you when your Pixel or Nexus telephone will lose safety help. (Spoiler alert: All Nexus telephones and the primary three generations of Pixel — together with 2018’s Pixel 3 — are all out of help.) Your greatest place to start out is with the help pages in your telephone producer’s web site.

You may not discover instantly in case your telephone is outdated. The obvious signal you are on outdated software program may be whenever you search for new apps to obtain. Many apps will merely be incompatible because of the software program and {hardware} limitations in your telephone and you will not be capable of set up them. 

How can I inform if my telephone has been hacked?

Whether or not you’d ever discover in case your telephone’s safety was compromised is tough to say. Cybercriminals do not precisely make it identified they’ve accessed your system, so you may must search for indicators. Popups which may seem on the telephone are a giant giveaway, as are any apps that immediately seem that you just did not obtain.

Look out for unexplained excessive knowledge utilization too, because it may very well be that malicious apps are utilizing numerous knowledge within the background. Different indicators can even embrace unusually excessive battery utilization and sluggish efficiency, however each of those can be attributed to utilizing older {hardware} that degrades over time.

How can I hold myself secure if I’ve an outdated telephone? 

As Hebeisen says, the easiest way to maintain your self secure is solely to not use a telephone that is now not supported. If you happen to’re brief on cash, cannot afford to improve simply but otherwise you’re utilizing an older telephone quickly for no matter cause, there are a few issues you are able to do that might assist. 


The Galaxy S6 was launched in 2015, making it six years outdated. Most telephones are solely supported for 2 to 3 years. 

Andrew Hoyle/CNET

First, it’s best to be sure the telephone has the newest software program put in. If you happen to purchased it used, be sure to totally factory-reset the telephone. Be sure that you solely obtain apps from the Google Play Retailer (somewhat than from third-party or unofficial app shops) and positively keep away from putting in apps by downloading the APK file from a web site. This will typically be a method that malicious software program weasels its method right into a telephone.

You may assist defend your private data by merely not giving an excessive amount of away within the first place. Do not do any banking on the telephone, do not sync your organization e mail accounts and do not ship attractive footage or have attractive video chats till you are again on a protected system. (Even over a telephone, it is vital to follow secure intercourse.) In line with Hebeisen, when you do not take such precautions, “this may allow an attacker to watch and manipulate virtually every thing taking place on the system.” That is a chilly bathe, proper there.

Learn extra: The very best Android VPNs of 2020

Now playing:
Watch this:

Android 10: Tips and tricks


Leave a Reply

Your email address will not be published. Required fields are marked *

Related Posts