GLSA 202309-17: Chromium, Google Chrome, Microsoft Edge: Multiple Vulnerabilities

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Do the Benefits of Bitcoin Outweigh the Risks?

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In the last decade, Bitcoin has emerged as a revolutionary form of digital asset, disrupting traditional financial markets along the way. Unlike traditional currencies issued by national governments (fiat money), Bitcoin is a decentralized form of money operated via a peer-to-peer network. This means it is not regulated or controlled by any central authority or government. This, along with many other characteristics, offers a range of benefits but also poses certain risks. In this article, we will examine these advantages and challenges to help you evaluate whether the benefits of Bitcoin outweigh the risks.

Overview of Bitcoin

Bitcoin was created in 2009 by an anonymous person or group of people using the pseudonym Satoshi Nakamoto. As the first cryptocurrency, Bitcoin introduced a new kind of money that is issued and managed without the need for a central authority. Not only is Bitcoin a single unit of currency (simply referred to as a “bitcoin”), but it is also the decentralized, peer-to-peer network that enables the movement of that currency.

Bitcoin transactions are verified by network nodes through cryptography and recorded on a public ledger called blockchain. A user can access his or her bitcoins from anywhere in the world, as long as they have the private key to their unique Bitcoin address. Now, let’s delve into the inherent benefits and risks associated with Bitcoin.

The Benefits of Bitcoin

This digital cryptocurrency has gained immense popularity and continues to capture the imagination of investors, tech enthusiasts, and financial experts alike. As we dive into the world of Bitcoin, let’s also uncover the myriad benefits it brings to the table, from decentralization and security to financial inclusion and innovation.

Decentralization

As a decentralized form of currency, Bitcoin is not subject to control by any government, bank, or financial institution. This ensures that the value of Bitcoin is not affected by monetary policies or economic conditions of any specific country. It also means there is no need for intermediaries, such as banks, to process transactions. As a result, Bitcoin transactions can be faster and cheaper than traditional money transfers, particularly for international transactions.

Furthermore, this decentralization offers potential benefits in regions where the local currency is unstable or access to banking is limited. For those without bank accounts, Bitcoin provides an alternative way to store and transact money. It also provides a safeguard against the risks of government-controlled fiat currency, such as inflation or deflation. This property of Bitcoin has been particularly attractive in countries experiencing hyperinflation, such as Venezuela.

Transparency and Anonymity

Bitcoin transactions are recorded on a public ledger, the blockchain, which is accessible to anyone. This ensures a high level of transparency, as the flow of Bitcoins and the transactions can be tracked by anyone. Nonetheless, while transactions are public, the identities of the parties involved are pseudonymous. This offers a level of privacy and anonymity to users, as their real-world identities are not directly connected to their Bitcoin addresses, offering more privacy than traditional banking systems.

Moreover, because of its immutable and transparent nature, Bitcoin has potential uses beyond being a currency. The underlying blockchain technology has numerous potential applications, including secure sharing of medical records, supply chain management, and secure transfer of assets like land deeds and other legal documents.

→Dig Deeper: Demystifying Blockchain: Sifting Through Benefits, Examples and Choices

The Risks of Bitcoin

Bitcoin stands as both an enigma and a harbinger of change. Its meteoric rise to prominence has captivated the world, yet it has also garnered its fair share of scrutiny and caution. Now, let’s examine the flip side of the digital coin – the risks that come with it.

Price Volatility

One of the most well-known risks of Bitcoin is its price volatility. The value of a bitcoin can increase or decrease dramatically over a very short period. This volatility can result in significant financial loss. While some traders may enjoy this volatility because it provides exciting opportunities for high-return investments, it can be a risky venture for those seeking stability, particularly for those who intend to use Bitcoin as a regular currency.

The volatility also makes Bitcoin less feasible as a store of value. With traditional currencies, individuals can expect the purchasing power of their money to remain relatively stable over short periods of time. With Bitcoin, however, the purchasing power can fluctuate wildly from day to day.

Security Issues

While the Bitcoin network itself has remained secure since its inception, the ecosystem around it is not entirely secure. Bitcoin wallets and exchanges, which are necessary for users to store and trade Bitcoins, have been the targets of hacking in the past. In some instances, users have lost their entire Bitcoin holdings.

Bitcoin transactions are irreversible. Once a transaction is initiated, it cannot be reversed. If the transaction is fraudulent or a mistake has been made, it cannot be corrected. This risk factor demands a high level of care and caution by Bitcoin users. The anonymity of Bitcoin can also facilitate criminal activities such as money laundering and the buying and selling illegal goods, which can impact users indirectly.

→Dig Deeper: Crypto Scammers Exploit: Elon Musk Speaks on Cryptocurrency

Regulatory Risks

Bitcoin operates in a relatively gray area of law and regulation. While it is not illegal, its status varies widely around the world. Some countries have embraced Bitcoin as a legitimate payment method, while others have banned or restricted it. The variability of regulation creates uncertainty and poses a risk for Bitcoin users. There’s also a risk that future regulation could adversely affect Bitcoin. For instance, if a major government declared Bitcoin use illegal, or one of the world’s largest exchanges was hacked, the value of Bitcoin could plummet.

Due to Bitcoin’s decentralized nature, lawmakers and regulatory bodies may find it difficult to draft and implement effective regulations that do not stifle innovation. The digital nature of Bitcoin also poses challenges with legal protections that are generally applied to traditional instruments, such as the ability to challenge fraudulent transactions.

→Dig Deeper: Cryptohacking: Is Cryptocurrency Losing Its Credibility?

Comparison of Bitcoin’s Benefits and Risks

When comparing the benefits and risks of Bitcoin, it becomes clear that this cryptocurrency presents both unique opportunities and challenges. On the positive side, its decentralized and peer-to-peer nature offers a level of independence and flexibility not found in traditional financial systems. Additionally, its underlying blockchain technology offers potential for numerous applications beyond cryptocurrency itself.

However, these benefits must be weighed against the risks they pose, including its high price volatility and security issues, and the potential consequences of an uncertain regulatory environment. These risks underline the need for caution and due diligence before investing in or transacting with Bitcoin.

As the first cryptocurrency, Bitcoin is still in its early stages and will likely continue to evolve. As its regulatory environment becomes clearer and its technology becomes more established, the risks associated with Bitcoin may decrease. However, until then, a balanced perspective on the benefits and risks of Bitcoin is essential for anyone considering participating in its network.

McAfee Pro Tip: Bitcoin’s security issues are one of the main risks you need to consider and watch out for if you wish to invest in Bitcoin. Traditional or cryptocurrency, learn how to protect your finances online.

Final Thoughts

In a remarkably short time, Bitcoin has evolved from a fringe concept to a global financial phenomenon, challenging conventional notions of currency and decentralization. While its disruptive potential, innovation, and the allure of financial autonomy are undeniable, Bitcoin’s journey is punctuated with volatility, regulatory ambiguities, and security concerns that demand cautious consideration. As it continues to capture the world’s imagination, Bitcoin stands as both a symbol of the digital age’s possibilities and a stark reminder of the complexities and challenges associated with redefining the future of finance. Its ultimate role in the global economy remains uncertain, but its impact on the way we perceive and utilize money is undeniable, solidifying its place in history as a transformative force in the world of finance.

As individuals, it is essential to safeguard your digital assets, traditional financial resources, and online financial dealings to ensure a secure and unrestricted existence in the modern world. That’s why we encourage you to improve your digital security. Check out our McAfee+ and Total Protection to boost your protection.

The post Do the Benefits of Bitcoin Outweigh the Risks? appeared first on McAfee Blog.

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Friday Squid Blogging: Protecting Cephalopods in Medical Research

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From Nature:

Cephalopods such as octopuses and squid could soon receive the same legal protection as mice and monkeys do when they are used in research. On 7 September, the US National Institutes of Health (NIH) asked for feedback on proposed guidelines that, for the first time in the United States, would require research projects involving cephalopods to be approved by an ethics board before receiving federal funding.

As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.

Read my blog posting guidelines here.

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Does PC Cleaning Improve Performance?

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If you’re facing issues with your PC’s performance or just want to upkeep it, regular cleaning should be on your to-do list. Cleaning up your PC has several advantages, including speeding up your system and safeguarding your personal information from potential threats. Besides, the process frees up storage space, enabling you to install more programs or store more multimedia files. A monthly clean-up is usually recommended for optimal results. Those who have never cleaned their PC might be in for a pleasant surprise with its much-enhanced speed and improved performance. In this guide, we will explain the ins and outs of PC cleaning to help you on the right path.

Understanding PC Cleaning

Over time, as you store multiple files on your PC, they begin to take up more and more space. Specifically, your C drive might be gradually filling up due to backup files, hidden files, and temporary files. Additionally, even a new PC can benefit from a cleaning since it often comes with pre-installed programs that you might not need. So, what is PC cleaning? Essentially, it involves deleting unneeded files from your system when you want to free up storage space and enhance the overall performance of your PC.

Assessing Program Usage on Your PC

One of the first steps in PC cleaning involves removing unwanted programs. This can be done by accessing the ‘Programs and Features’ section of your control panel. As a necessary measure, go through the list and note down the programs that you don’t use. If you encounter programs you don’t recognize, perform a quick internet search to understand their function before deleting them. Depending on the program’s size, removing them may not take long. Alongside removing unneeded programs, you can also use the disk cleanup utility to remove temporary files, which is another crucial aspect of PC cleaning.

McAfee Pro Tip: You may find Potentially Unwanted Programs (PUP) while cleaning your computer. PUPs are not malware. The big thing to remember is that with PUPs, you’re saying “yes” to the download, even if you’re not fully aware of it because you didn’t read the fine print in the agreements or installation steps. However, Certain PUPs come bundled with spyware like keyloggers and dialers, as well as other software designed to collect your data, putting you at risk of identity theft. On the other hand, some may bombard your device with bothersome advertisements. Learn more about PUPs to avoid downloading them unknowingly. 

Cleaning Temporary Files

Temporary files consist of internet cookies and partially downloaded programs that were never installed on your system. Internet cookies store information such as user login credentials and images from websites visited. They primarily identify users and possibly prepare customized web pages or save necessary information. One of the advantages of these cookies is that they save you from entering your login information each time you visit a website. Moreover, web pages and online media you visit are stored in your browser’s cache, speeding up the browsing experience during your next visit.

The Importance of PC Cleaning

Your PC automatically stores files from the websites you visit on your hard drive. If not removed, these files accumulate over time and take up a significant amount of space on your PC. People often install programs on their PCs and forget to remove them after use, consuming much more space than they might think. Regular PC cleaning is an effective solution to prevent such issues.

→Dig Deeper: What Is Disk Cleanup And Does It Remove Viruses?

Can Deleting Files Make Your PC Faster?

While many believe that deleting files from their hard drive can increase the speed of their PC, the effect might not be as substantial as expected. Your temporary internet files can quicken the speed at which websites load because these files contain images and other media from the websites you visit. Thus, your PC doesn’t have to download them whenever you visit the same websites. However, it’s still a good practice to delete your temporary files occasionally to free up disk space.

Removing Startup Items

Some programs that you download start automatically when you turn your PC on. Although automatic startup processes are beneficial for some programs, having too many can slow down your PC. It’s advisable to manage which apps run automatically during startup to enhance PC performance.

Factors to Consider When Cleaning Your PC

While deleting temporary internet files doesn’t pose much risk, deleting the wrong programs or certain startup items can harm your PC. Start by removing temporary files and reducing startup items to see if there’s a performance improvement. Additionally, when deleting programs, it’s crucial to be fully aware of what you’re deleting to avoid problems later on.

Cleaning Sensitive Files

When you delete files from the recycle bin, they remain on your system as the deletion only removes the pointer, not the file itself. Using a file shredder can help you erase such data by overwriting the space with a pattern of 1’s and 0’s. Although this doesn’t necessarily improve performance, it helps ensure compliance with the law and prevents identity theft.

Why Cleaning Your PC is Essential?

When you own a computer, much like a car, regular maintenance and cleaning are essential. While it might not entirely increase your PC’s speed, it greatly improves efficiency and functionality, making all processes run smoother. This is because each time you visit a webpage, your computer stores all types of files to remember the website and load it faster next time. This cache gets flooded with files over time, slowing down your system. PC cleaning allows your PC to breathe, making it more responsive and liberating the storage space. Significantly, it helps in data management, eliminating all unnecessary data that might be misused or lead to identity theft.

→Dig Deeper: Manage your data this Data Privacy Day

Regular PC cleaning could also potentially save your device from significant damage. Unwanted programs and apps, especially those auto-starting ones, not only consume your system’s resources but also can contain malicious content impacting your PC. Regular cleaning will ensure any potential malware or problematic software is identified and removed promptly, thus adding a layer of protection.

How Does PC Cleaning Actually Work?

Let’s break down the PC cleaning process to simplify and understand it better. The process commences with uninstalling any unused apps and software. The next step involves clearing out temporary files, such as cache and cookies that accumulate over time and eat up storage space. Some PC cleaning programs also offer registry cleaning, which involves cleaning up the database that holds all the configuration settings for your PC. However, this is not always recommended.

→Dig Deeper: To Disable or Enable Cookies

Startup programs are another key area to look into. Having too many programs that start up when your computer boots can substantially slow down your system. Through PC cleaning, you can manage these programs and ensure only the necessary ones are allowed to auto-start. This will provide a noticeable improvement in your PC’s boot time and overall performance. Lastly, most PC cleaners come equipped with a file shredder that securely deletes sensitive files and ensures they can’t be recovered later. This helps in safeguarding your personal data and optimizing your PC’s performance.

A Cleaning Schedule and Careful Cleaning

Having a cleaning schedule for your PC enhances its performance over a longer time. A weekly check to scan and remove any threats or malware, monthly cleanup of temporary files, and a deep clean every six months can keep your PC in optimal condition. However, while deleting temporary files and unused applications is generally safe, it’s important to be careful when choosing files or applications to delete since deleting system files or vital applications can cause serious, potentially irreversible, damage to your PC.

It’s advisable to stick to cleaning procedures and tools you understand. Research and be sure of your actions before you delete anything you’re unsure about. Admittedly, this can be a time-consuming and tedious process. Thankfully, dedicated PC cleaning tools can simplify the task, autotomize the process, and eliminate the risk of unwittingly causing damage.

The Role of PC Cleaning Software

PC cleaning software, like McAfee’s Total Protection, simplifies the process of cleaning your PC. These programs are designed to detect and clear out unnecessary files, manage startup apps, and even clean the registry, often at the press of a button. It’s crucial, though, to choose a reliable and safe PC cleaning software as some can be excessive, doing more harm than good, or even carry malware. Reading reviews and understanding what each feature does is important before using PC cleaning software.

These cleaners usually come with customizable settings to suit your preferences. You can set automatic clean-ups at regular intervals, thus saving time and freeing you from the hassle of remembering to run the cleanup. A good PC cleaner should ideally also come with a file shredder to safely delete sensitive or personal files without leaving a trace.

Final Thoughts

Cleaning your PC is an essential part of maintaining its performance. While it might not drastically increase your PC’s speed, it contributes to overall efficiency, responsiveness, and longevity. It’s important to approach PC cleaning carefully, deleting with discretion to avoid accidentally removing necessary files or applications. For those who aren’t comfortable doing it manually, reliable PC cleaning software like McAfee Total Protection can simplify the process and save time. Regular cleaning keeps your PC running smoothly, prevents potential threats, and ensures your personal and sensitive information is safe. So, if you haven’t started yet, it’s never too late to begin cleaning your PC and enjoy an optimized computing experience.

The post Does PC Cleaning Improve Performance? appeared first on McAfee Blog.

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libptytty-2.0-4.el7 rxvt-unicode-9.31-1.el7

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FEDORA-EPEL-2023-a99c56df6a

Packages in this update:

libptytty-2.0-4.el7
rxvt-unicode-9.31-1.el7

Update description:

The last update for rxvt-unicode stripped it down to just the rxvt-unicode-terminfo subpackage, leaving the rxvt-unicode package empty with no files. This disruptive change was against EPEL policy. This new update restores the full rxvt-unicode package. It also updates the package to version 9.31 to match the version in EPEL 8, which correctly fixes CVE-2022-4170. It also introduces the libptytty dependency to EPEL 7.

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