How To Tell If Your Phone Has Been Hijacked

ix signs your phone has been hacked

Smartphone hacked with data flow in the background

(Image credit: Shutterstock)

When information technology comes to online privacy on your smartphone, you lot may think you've taken all the right steps. Y'all don't download unauthorized apps, you stay aware of scams and you've got some privacy software like a VPN installed.

But even the well-nigh vigilant of us can autumn foul of nefarious cybercriminals. And, every bit smartphones accept become a cardinal device to perform everyday tasks, information technology's very of import to have care of your mobile digital hygiene.

Hackers may compromise your phone security to runway down your location and online activities. While other malicious actors may want to excerpt your data to sell them or, perhaps, blackmail you.

Every bit the the Pegasus scandal (opens in new tab) reminded the states, activists and journalists are specially vulnerable to data breaches. Merely cybercriminals can target everyone - sometimes they don't fifty-fifty take to be a IT geek to do then. And while Android phones are more likely to be hacked, this doesn't mean that hackers can't infiltrate iOS systems, too.

But how can y'all tell if somebody has managed to breach your defenses? Here we've got nine signs that may just indicate that your telephone has been hacked.

Common tactics used by phone hackers:

Phishing: This tactic involves sending to targets malicious links and/or dangerous attachments via texts and emails. Once the victim clicks on it, the phone gets infected with malware to snatch your information.
Tracking apps: Hackers can use spyware software to collect data. Many of these applications do non even crave keen IT noesis to install and utilize. Everyone could potentially spy on your phone with ease - all they need is a simple app.
Infiltrating public Wi-Fi and Bluetooth: Every time you connect to a public Wi-Fi, your personal information can be exposed. That's why we recommend that yous use 1 of the all-time mobile VPN services - similar our favorite provider ExpressVPN - when connecting to open wireless. Similarly, hackers tin can break through Bluetooth connections.
Sim swap: This tactic permits malicious actors to transfer your phone number to their own SIM card and accept over your accounts.

Ads tin be a hurting - and non just because they disturb your mobile activities by popping up on your screen. They can as well collect some of your personal data for commercial purposes.

These pop-ups are sent to your phone by third-party apps. For free apps in particular, they're often the only way to make revenue. And while not all popular-ups indicate your phone has been hacked, inappropriate and unusual ads tin can be the symptoms of an adware infection.

Be careful not to click or open up those, otherwise the event will only get worse. For preventing this issue to occur, regularly check your phone settings for making sure to disable the option of receiving notifications from apps.

two. Unrecognized messages and calls

These can be perceived in ii means. I possibility is that unrecognized calls or texts are initiated from your phone. The malware can force your phone to contact premium-rate numbers to steal you money. Bank check your phone bill regularly to monitor any anomalies.

On the other hand, information technology could be you the i receiving communications from unknown and unusual numbers. When you cannot verify their actuality, avoid answering these calls. You should also consider blocking the contact and reporting it as a spam.

Call From an Unknown Number — (Image credit: Ronstik / Shutterstock)

three. Increase of information usage

Information usage indicates how much data your telephone uploads and downloads using mobile net and cellular networks. The amount of data available differs co-ordinate your own plan and can exist easily checked via the specific network provider app.

If you realize that your data usage increasing exponentially without yous changing your online habits, that can be a clear sign of a hacked telephone. That'southward because it may be that malware or spy application is running in the background, draining downward your gigabytes.

Review all your installed apps and delate annihilation looking suspicious.

4. Poorer performance

Do yous take problems with calls keep dropping? Are your texts not reaching the receiver? Or is your phone constantly crashing, freezing and glitching?

If y'all recognize whatsoever of these situations, information technology'due south another sign that malicious apps could be running in the background and are responsible for the poor performance of your smartphone.

Once again, become trough all your apps and delate the ones which you don't trust.

5. Shorter battery life

Information technology's inevitable that your phone's battery life will decrease with time. But, if your smartphone strangely starts losing bombardment at a quicker rate than usual, it's a bespeak that the phone might exist infected past malware.

If this happens, you should bank check for any malicious applications and delete the ones you don't recognize. With any joy, that will stop your battery life running down and then quickly.

Low battery warning on iPhone screen — (Prototype credit: Shutterstock)

6. Unrecognized apps

If yous notice among the downloaded apps something that you just don't recognize, this means that hackers may be responsible. Check and delete every application that seems suspicious.

Acquit in mind that some apps do come pre-installed when you buy a new phone. But if you're seeing some generically-named apps that y'all never use and don't recall downloading, information technology's practiced to exist cautious.

Some examples in the past of trojan app names are the likes of Classic Emoji Keyboard, Piece of cake PDF Scanner and Smart TV remote. So they all sound harmless enough, but are actually potentially problematic.

7. Hot phone

Similar to a laptop or tablet, smartphones can go overheated at times. This may happen because you're streaming or gaming for a long time. Or, perhaps, when you are downloading big files.

When this happen without any apparent reasons still, it an external actor may exist putting their mitt into your phone. The hacker is possible transferring a lot of your information to his server, making your mobile overloaded with work.

eight. Strange browsing experience

When a smartphone is hacked, it can also affect your browser feel. Y'all might visit a website and it looks odd. Or, you lot can fifty-fifty be redirected to other sites.

If all this sounds familiar, you lot should exist worried and rapidly secure your mobile information. It wouldn't exist the worst idea to alter your passwords and make sure to uninstall all the applications that you lot don't recognize or trust.

Social media are probably the most downloaded apps on a smartphone. That'due south why your accounts and identity are at great risk if your phone has been hacked.

If you lot notice foreign activities on your profile or email account, a hacker may accept managed to infiltrate into your phone. These may be resetting a countersign without your consent, emails that you don't remember sending or weird emails about new accounts at your name.

Changing passwords can help. Just remember, don't salve them on your telephone earlier existence completely sure of its security.

Chiara is a multimedia announcer, with a special eye for latest trends and bug in cybersecurity. She is a Staff Writer at Hereafter with a focus on VPNs. She mainly writes news and features about information privacy, online censorship and digital rights for TechRadar, Tom'southward Guide and T3. With a passion for digital storytelling in all its forms, she also loves photography, video making and podcasting. Originally from Milan in Italian republic, she is now based in Bristol, United kingdom, since 2018.