Guides

Guides

4 October 2024

Rowhammer attacks pose a threat to the security of DRAM memories, which are commonly used in computing devices. This attack technique exploits an inherent vulnerability in DRAM, where repeated accesses to certain rows of memory cells can induce bit flip errors in adjacent rows. This effect is due to the [...]

Guides

3 October 2024

Bluebugging is a type of cyber attack that takes advantage of weaknesses in Bluetooth connections to gain unauthorized access to mobile devices. This attack allows hackers to take control of devices, access confidential data and send messages or make calls without the owner's permission. The attack takes place through insecure [...]

Guides

3 October 2024

Cyber security is crucial in our daily lives to protect information systems and personal and corporate data. This discipline is based on five fundamental aspects of ICT, which are the cornerstone of cyber security policies and information protection practices.

Guides

1 October 2024

The importance of Android smartphone security has grown significantly due to the increase in cyber threats. It is essential to adopt protection strategies to safeguard Android devices and personal data. In this article, we will examine various methods of securing Android phones and offer useful tips for keeping your device [...]

Guides

30 September 2024

Computer ports are essential for communication between the PC and other devices or networks. There are two main types of ports: physical and virtual. Physical ports, such as USB and serial, allow the connection of peripheral devices such as mice, keyboards and printers. Virtual ports, managed via TCP/IP protocols, regulate [...]

Guides

26 September 2024

Data security is crucial when disposing of a hard disk drive, whether it is part of a personal, corporate or public entity system. Final data destruction and proper disposal of these devices are essential to prevent unauthorised retrieval of sensitive information and to minimise environmental impact. This article discusses best [...]

Guides

25 September 2024

The security of video cards is a fundamental but often underestimated aspect of computer security. These hardware components, essential for displaying images and video on the computer, can become vulnerable if not properly protected. Keeping drivers up-to-date and following security best practices are crucial steps to protect your system. Graphics [...]

Guides

24 September 2024

Updating software is crucial for the security and efficiency of computers and mobile devices. This article will explore topics such as how often to look for software updates, where to download them, how to perform them, and the definition of software itself. Updates are important for fixing bugs and security [...]

Guides

24 September 2024

Vishing, short for ‘voice phishing’, is a form of scam that uses telephone calls to obtain personal and sensitive information from victims. Fraudsters often pose as representatives of banks or other reputable institutions, using ‘spoofing’ techniques to make their numbers appear legitimate. During calls, they convince victims to reveal data [...]

Guides

23 September 2024

In recent years, the term "smishing" has gained increasing relevance in the world of cybercrime. But what is smishing? The word is a combination of "SMS" and "phishing" and represents a form of phishing that uses text messages (short message service or SMS) to deceive users and obtain sensitive information. [...]

Guides

20 September 2024

Cross-site scripting (XSS) is a cybersecurity vulnerability that allows attackers to insert malicious scripts into web pages, exposing users to risks such as stealing session cookies, manipulating web content, and controlling accounts. These attacks can severely compromise the security of corporate websites, expose sensitive data, and damage a company's reputation. [...]

Guides

20 September 2024

Cross site request forgery (CSRF) is an attack that exploits the sessions of authenticated users to send fraudulent HTTP requests without their consent. Using techniques such as hidden forms on malicious sites, attackers can, for example, induce users to transfer money unintentionally. In this paper, strategies to prevent CSRF attacks [...]

Guides

19 September 2024

SQL injection is a type of cyber attack that exploits vulnerabilities in a web application's SQL commands to manipulate the database, allowing access to sensitive data, modification or deletion of data, and potentially complete control of the server. This attack can be particularly damaging to companies, such as ecommerce companies, [...]

Guides

19 September 2024

Cache is a temporary memory used by operating systems and browsers to store data and files from visited web pages, such as images and scripts. This mechanism is used to reduce loading times during subsequent visits, improving browsing efficiency. When a user visits a page for the first time, the [...]

Guides

18 September 2024

Table of contents In 2024, protecting your mobile device is essential due to the increasing online threats. Cyber attacks are on the rise, making it crucial to have a good antivirus app to keep sensitive data on your smartphone or tablet safe. This article will explore some of the best [...]

Guides

17 September 2024

Table of contents The term hacker is often associated with images of individuals who hack computer systems for malicious purposes. However, the world of hackers is much broader and more complex. Hackers can be divided into several categories depending on their intentions and the techniques they use, including: In this [...]

Guides

17 September 2024

A hotspot network security key is essential to protect your wireless connection when setting up a hotspot on a mobile device or router. A hotspot is an access point that allows wireless devices to connect to the Internet, available in public, personal or mobile versions. Public hotspots are often accessible [...]

Guides

16 September 2024

Spyware is malicious software that secretly installs itself on computers or mobile devices to monitor users' activities and collect sensitive data such as login credentials and credit card numbers. It spreads mainly through vulnerabilities in operating systems or through deceptive downloads. This article will discuss how spyware works, its different [...]

Guides

16 September 2024

Adware, or ‘advertising software’, is a type of software that displays advertisements as the main method of generating revenue. It is often found in installation packages of free software and can be installed either voluntarily or unintentionally. While some adware is transparent about its function, others can install themselves without [...]

Guides

13 September 2024

LockBit Ransomware is a very dangerous malware that encrypts files in victims' operating systems, rendering them inaccessible and demanding a ransom for their recovery. First appearing in 2019, it has quickly established itself as one of the most serious threats in cybersecurity. LockBit's attacks are notable for their speed and [...]

Guides

13 September 2024

Trojans are a type of malware that masquerades as a legitimate application to trick users into downloading and installing them. Although they do not replicate themselves like viruses, Trojans are very dangerous because once installed, they can take control of the operating system and perform malicious actions. This malware can [...]

Guides

12 September 2024

Pharming and phishing are two forms of cyber attack with similar objectives but different methodologies. Phishing involves deceiving users through fraudulent communications, such as e-mails or messages, to induce them to provide personal information. Pharming, on the other hand, manipulates the DNS address of a site to redirect users to [...]

Guides

11 September 2024

Whaling, or phishing whaling, is an insidious cyber threat that focuses on specific targets, the ‘big fish’. Unlike traditional phishing, which indiscriminately targets many people, whaling targets high-profile individuals within an organisation, such as executives and CEOs.

Guides

9 September 2024

Smart speakers such as Amazon Echo, Google Home, and Apple HomePod are becoming increasingly popular for their voice recognition capabilities and integration with streaming services. It is essential to position them correctly to maximize audio quality and security. Strategic placement ensures effective voice recognition and protects the Wi-Fi network and [...]