Mobile phones today have become an extension of ourselves with all of the personal data that they hold directly or the access that they hold to our online digital presence. It is, therefore, important that we protect our mobile phone data and identity in whatever way we can. Some of the measures that we can take involve the hardware items that we use, such as looking at using a Multi Network Sim Card like the ones from https://www.lister-communications.co.uk/business-mobiles/multi-network-data-sim-cards. These SIMS allow you to safely connect to any network carrier regardless of your location. They can also help to reduce your risk of data interception through being tied to a compromised network.
Here are some other measures that you can take:
Strong Authentication: Make sure that you always use a strong, unique password or passcode to keep your device locked. You should also enable biometric authentication, such as facial recognition or fingerprint authentication.
Updates: It is important that you keep your mobile operating system and apps up to date. Manufacturers will often release updates to security patches, which help to overcome any vulnerabilities that have appeared in the app.
Secure WiFi: Be cautious about connecting to public Wi-Fi networks. Where possible, use a VPN (Virtual Private Network) to encrypt your internet traffic. You can also buy devices that will help to scramble any attempts to access your data through a public network.