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Articles by Kanal S Sajan
Page 14 of 17
Who or what are white hat hackers?
The term "hacker" brings to mind someone who is out to cause harm to people, websites, and enterprise information systems. According to popular belief, they want to mine company data and erase or alter client information. Those types of "bad guys" do exist - the cybersecurity industry refers to them as "Black Hats" - but they aren't the only hackers out there.Who is a White Hat Hacker?A white-hat hacker is a computer security expert who tests and assesses the security of protected systems and networks. White hat hackers improve security by reporting flaws before malevolent hackers (also known as black ...
Read MoreWhat you should know about VPN passwords?
A VPN is similar to a tunnel in that it creates a secure connection between your laptop and your nonprofit's server over the Internet. We'll go over why it's necessary and what alternatives you have for setting up a VPN in this post.If you're interested in computer security, you're undoubtedly aware that utilizing public Wi-Fi networks should be avoided at rofit's workers work from home, you'll want to be sure that your data doesn't get into the wrong hands. What is the solution? You could prohibit your remote workers from utilizing unprotected public Wi-Fi at cafes, but this isn't a ...
Read MoreWhat makes Telnet vulnerable?
If you need to connect to a distant machine via the command line, you might be tempted to utilize Telnet, one of the oldest protocols still in use on the Internet. However, it would be best to do so because it compromises your digital privacy.We'll go through why you shouldn't use Telnet to connect to servers remotely and what other safety protocols you may use instead.What is Telnet?Telnet (TN) is a networking protocol and software package that allows you to connect to remote computers and terminals through a TCP/IP network or the Internet. Telnet was created in 1969 and standardized ...
Read MoreWhat makes blockchain secure?
Today blockchain is a buzzword everyone is talking about; it might be related to cryptocurrencies, web3, or metaverse; we all have come across the term. But what exactly is the blockchain, and how safe is it? Let us dig deeper into it below.What Is a Blockchain?A blockchain is a distributed ledger that can't be tampered with and is used to validate and store digital transactional records. The upkeep of a Blockchain is not the responsibility of a single authority. Instead, in a peer-to-peer (P2P) network, each computer stores a copy of the ledger, and transactions are confirmed by a decentralized ...
Read MoreWhat is Phone Number Spoofing and How to Stop It?
Scammers and unscrupulous telemarketers continuously seek new techniques to convince people to take their calls. When the phone rings, most phones can screen calls and provide information about the caller. Scammers are increasingly employing the practice of falsifying or "spoofing" their caller ID information.Caller ID spoofing displays a phone number or other information to make it appear as if the calls are coming from a different individual or business. While the caller's information may appear to be from within the state or country, telemarketers frequently make calls from outside the state or country. Many individuals believe that you can no ...
Read MoreWhat is Jailbreaking and is it Safe?
In the context of mobile devices, jailbreaking refers to exploiting an exploit to bypass manufacturer or carrier constraints on a device such as an iPhone or iPad. The exploit usually entails performing a privilege escalation attack on a user's device to install a modified kernel instead of the manufacturer's factory-installed operating system.Jailbreaking iPhones and iPads are common among Apple users who want to install apps that aren't available through Apple's official channels. Apps are frequently posted on Cydia and other jailbroken device download sites by developers who don't want to go through Apple's review process or follow Apple's AppStore guidelines. ...
Read MoreWhat Is Doxing and How Can You Prevent It?
We reveal a great deal about ourselves since we live our lives online. Personal information, photographs, and geotags tell the world who you are and where you are on your favorite websites and social media networks. Your digital footprints are visible all across the web. You may become a victim of doxing if someone dislikes you and is ready to collect the breadcrumbs.What is doxing?Doxing is the act of obtaining, hacking, and publicizing the personal information of others, names, addresses, credit card numbers, and phone numbers, for example. Doxing might be directed at a single person or a whole organization. ...
Read MoreWhat is data masking?
Data MaskingTo secure sensitive data, data masking is the technique of modifying some data components within data storage so that the structure remains similar, but the information is changed. Data masking ensures that sensitive client data is not accessible outside the allowed production environment. This is particularly frequent in settings such as user training and software testing.Thanks to automated development and testing procedures, direct exposure to sensitive data is reduced. Nonetheless, data is essential in a variety of scenarios. Consider a bank that has outsourced some development work to overseas firms. Customer information is frequently illegal to leave the bank, ...
Read MoreWhat is cyber hygiene, and why is it important?
The steps that computers and other devices can take to improve their online security and maintain system health are referred to as cyber hygiene. Adopting a security-centric mindset and behaviors that help individuals and organizations avoid potential internet intrusions is called cyber hygiene. One of the most key parts of cyber hygiene is embedded in everyday life.Cyber hygiene is the practice of teaching yourself excellent cybersecurity behaviors so that you can keep ahead of cyber-attacks and online security concerns. Cyber hygiene is similar to personal hygiene in that both are preventative measures taken regularly to ensure one's health and well- ...
Read MoreWhat is CryptoLocker Ransomware and How to Remove it?
CryptoLocker is a ransomware Trojan that supposedly encrypts files on a victim's computer and demands a fee to retrieve the data. It originally appeared on the Internet in 2013 and was designed to infect PCs running Windows. Infected email attachments or a botnet propagates CryptoLocker. It looks for particular file types to encrypt using RSA public-key cryptography after being downloaded and activated and then delivers the private key to specified remote sites. It then demands a ransom to decrypt or retrieve the system owner's impacted files; If you don't, your private key will be lost.While the infection is not difficult ...
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