Security is one of the most important aspects of the smartphone operating experience, though it is often overlooked until we become victims of cyber attacks.
More than 1 billion Android, at risk
According to a study by Which ?, an English-focused company that uses, 2 out of 5 operators can have serious security issues. If you are provided with official Android statistics, this will cause the number to exceed 1000 million vulnerable devices.
This study used Android version numbers as a basis, considering that Google publishes security updates for Android versions from 7.0 onwards, meaning 42.1% of phones do not receive, and will not receive, security updates. Of the 2.5 billion Android users, outdated users numbered 1110 million.
In a study, Which? They took 5 old phones and collaborated with AV Comparatives, a company specializing in antivirus tests. In any mobiles it was easy to make attacks with Joker and Bluefrag. In the Stagefright case, only the Xperia Z2 was successfully found.
As for Google, they have emphasized the importance of Project Treble and Project Mainline, whose new capabilities are optimizing the system, as one that will solve many problems, as users will experience security improvements without understanding. However, this development has come with Android 8, 9 and 10 and doesn't fix the problem for current users.
Some useful safety tips
- Note the following: Today the biggest threat to downloading unreliable applications. Just as we have a Google Play Protector, this filter is incomplete and in many cases the applications that do not have it come in.
- Do not rely on copies of the most popular or "free" application types of paid applications.
- Accepts when clicking: attack to fish They tend to replicate trusted emails and pages that have a dark background, and are less reliable.
- Protect against sensitive data on vulnerable mobiles: If you have a cellphone whose last update was two or more years ago, it would be best to avoid having information that you do not want to lose under any circumstances. Special emphasis is on payment details.
- Store your data: Other attacks that can hijack your information (known as ransomware). Have several backups, on different devices.
- Up to a point, you can use antivirus: although it is true that as a general rule it is not necessary for you to have antivirus, for devices that expire in security updates may help.