Internet privacy and security course
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Chapter 8

The most important advice of the course

Many of you know well that knowledge is the key to protecting your data in the digital space. In this chapter, I would like to show that not only knowledge is important, but awareness of current vulnerabilities and threats, information about updates and new types of attacks are equally important and even more important.

In Telegram we have three main channels:

  • CyberYozh is our main channel, where we publish information about new videos and articles;
  •  Hacker’s TOYS is where we publish various useful tools and services from anonymous calls to checking photos for changes;
  •  ITsec NEWS is a channel where regular IT security related news releases are published.
 

Attention

VPN is required to open Telegram sites in the Russian Federation.

At the time of writing article, there were about 40 thousand subscribers on the CyberYozh channel, and a little more than four thousand on the ITsec NEWS channel, and this is quite strange. In this chapter, I will briefly describe the latest threats that we talked about on the news channel, and the consequences for those who do not follow the information.

Some of you know and use the program SHAREit, with which you can transfer data among Android devices. Recently, a vulnerability has been discovered in this program that allowed retrieving files remotely from the user's device. If you use the program and do not read the news, perhaps your files are no longer just yours. It must be immediately removed.

Another example of important news is related to VK. By deleting your social network profile, you probably assume that your photos are no longer available to anyone, however, as it turned out recently, this is not so. A vulnerability was discovered in VK that allowed viewing photos from remote pages, and this vulnerability was already used to obtain data.

We all want to protect our correspondence from being read by third parties and use various solutions for this, one of which is the Matrix service. Recently, the service’s servers have been hacked twice by hackers, while hackers have copied the database with passwords of almost five and a half million service users. It was not the best choice for safe communication.

Sometimes we have to choose a new technique, in particular a computer and a mobile phone. And in this case, it is useful to be aware of the latest news, since Nokia has recently been caught sending data to China. Huawei has also showed itself up by hitting the CIA report for cooperation with the intelligence services of China.

If you are an owner of the phone Xiaomi, we have extremely unpleasant news for you. In the pre-installed Guard Provider program (designed to protect you from malicious software), a vulnerability was discovered that allowed a malefactor to gain complete control over the victim's device.

By the way, are you using antivirus on your mobile device? Then you should definitely get acquainted with the study of the effectiveness of mobile antivirus, conducted by AV-Comparatives. They tested 250 antiviruses for Android and found out that two thirds of them are useless, only 23 programs found all threats.

There was little good news for ASUS laptop owners, who learned that a trojan was delivered to them for a long time along with updates. According to experts, hackers were interested in only certain six hundred computers, but what if your laptop was on this list?

It is equally important to be aware of the latest news for users of messengers. So, Skype users on Android have recently become victims of a not very critical, but very unpleasant bug, when Skype could answer a call on its own. In this case, the smartphone could be in your pocket, and the caller could overlisten to the perimeter.

How not to mention at the end the example of the mail service Outlook, where hackers were able to access user data, surprisingly enough, considering that the owner of the service is Microsoft.

These are examples of only relatively recent news at the time of writing this article. Undoubtedly, the most dangerous vulnerabilities, like hacking services, significant leaks will always occur. You cannot prevent this, but you can be well informed and take action. Channel ITsec NEWS will help you with this.

Even if you have a little time to study, we highlight the most important news with the “lightning” ⚡️ sign. These are usually vulnerabilities that can be exploited by malefactors and lead to sad consequences for the victims.

We are not limited to news only, publishing interesting articles and tips from popular IT-resources, but it is still an addition to the main goal, which is to inform about current events and threats.

 

Tip

Stay up to date with the latest IT security news.
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