negg Blog - Page 3 of 13 - Welcome to a Safer World

Cold boot attack warning screen

Cold boot attack: a real threat

4 October 2024

The cold boot attack is a cyber attack that allows sensitive data to be extracted from the RAM memory of a computer by exploiting the fact that the data can persist for a short time after the system has been…

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Rowhammer attack exploiting system vulnerabilities

Rowhammer: vulnerability in DRAM memory

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…

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Bluebugging mobile phone attack to access personal data

Protect your data from bluebugging

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…

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Scheme with fundamental aspects of ICT

The 5 fundamental aspects of ICT

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.

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Clearing the cache for enhanced cyber security

Clearing the cache for enhanced cyber security

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 [...]

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Mobile banking app security

Security of mobile banking apps

18 September 2024

Mobile banking apps have become essential tools for managing one's account quickly and conveniently directly from a cell phone. However, as the use of mobile devices for banking transactions increases, so does the need to ensure mobile banking security to protect their customers' sensitive data. Home banking activities from the [...]

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Security antivirus on device

The best antivirus apps for your mobile device

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 [...]

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Hacker cracking a code to access information

How to become a hacker: basic guide for aspiring hackers

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 [...]

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Network security key

The network security key for a hotspot

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 [...]

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Pendrive infected with a virus inserted in a computer

What is a spyware and how to effectively protect yourself

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 [...]

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Emails infecting a system with viruses through adwares

Adware: what it is, how to remove it, and how to protect yourself

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 [...]

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Hacker stealing money through a ransomware

What is LockBit Ransomware and how does it work?

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 [...]

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Trojan horse virus

What are trojans and how to protect yourself

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 [...]

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Pharming and phishing cyber attacks

Pharming and phishing: what’s the difference?

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 [...]

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Cyber worm attacking a system

What is a worm: understanding this type of malware

12 September 2024

Worms are a type of malware distinguished by their ability to self-replicate and spread autonomously through networks, without the need to attach themselves to executable files. This characteristic makes them particularly dangerous as they can quickly infect many devices. They spread through e-mail, instant messages, file sharing and compromised websites, [...]

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Digitalization of the modern world

What is cyber security? A necessary introduction

11 September 2024

Cyber security protects computer systems from threats such as ransomware attacks and data breaches, ensuring the security of information.

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