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DOS Attacks Explained

A “denial of service” or DOS attack is used to tie up a website’s resources so that users who need to access the site cannot do so. Many major companies, have been the focus of DOS attacks in recent years. Because a DOS attack can be easily engineered from nearly any location, finding those responsible can be next to impossible.

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The Norton Cyber Hero Video Series Volume Three: Diana Shafer

So far, we've uncovered some amazing young people during our search for the next cyber heroes! In our third installment of this series....

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Thanksgiving - Cybersecurity Technologies We're Thankful for and Why

Thanksgiving not only marks the start of the fantastic holiday season—it’s also a time to reflect on what you’re thankful for. One of the many things to be thankful for this holiday is cybersecurity, which has gotten more and more advanced as of late.

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What Is Malvertising?

Malvertising is a shortened term for malicious advertising, and is defined as using online advertising to spread malware. Malvertising requires placing malware-laden advertisements on legitimate web pages and through authentic online advertising networks in order to infect a web browser and device. Often, it’s very difficult to distinguish between legitimate and malicious online ads.

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Users Believe Using Public Wi-Fi Riskier than Using a Public Restroom

With the Internet threat landscape rapidly growing, online crime has become a fact of life. While we read about breaches and identity theft every day in our news outlets, we wanted to better understand Norton Cybersecurity Insights Report how you, the consumer, are impacted on a more human level. The Norton Cybersecurity Insights Report captures how consumers perceive and react to online transactions and threats prevalent on the Internet today.

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What Are Malicious Websites and Drive by Downloads?

Most people are unaware of the fact that you don’t have to intentionally download a malicious attachment in order to compromise your computer’s security. Malicious websites and drive-by downloads are just two ways that your security can become compromised by doing nothing more than visiting a website.

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Mobile Security Smarts: How Hack-Proof are Your Mobile Habits?

With holiday gift-giving going mobile, are you eyeing a new device? More than half of holiday shoppers plan to purchase a tech accessory this season, with TVs, tablets, and smartphones topping many wishlists. While two-thirds of those shoppers plan to use a mobile device to help them make holiday purchases (according to ce.org). Do you have the right habits to keep a shiny new device secure? Put your mobile habits to the security test. Top takeaways for smarter mobile security. Be cautious of connecting to public wi-fi and mobile hotspots while you’re on the go. These networks are n...
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Kirby the North Pole IT Elf Presents: Old School vs Digital Wallets

Now that payments are regularly being made from phones and watches, Kirby gives you a run down of why digital wallets are becoming more popular, how they work and some issues to consider.
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Kirby the North Pole IT Elf Presents: Paper or Plastic

Our favorite holiday IT elf is back with some more holiday shopping tips! This week he reviews "paper or plastic," and we're not talking about grocery bags. 

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Kirby the North Pole IT Elf Presents: Holiday Scams

Meet Kirby the IT Elf, and Santa's right hand technology man. As the Holidays quickly approach, so do a fresh crop of scams. In this episode, Kirby highlights the most popular scams this year, how to spot them and how to be safe.

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Kirby the North Pole IT Elf Presents: Monitoring Your Financial Accounts

Norton has asked the North Pole’s #1 IT Elf to give you some tips for the Holidays. It might sound simple, but the best way to be safe during the Holidays is to monitor your accounts. Here Kirby gives some simple rules to keeping an eye on your accounts and what to do if you see some thing that shouldn’t be there. Kirby gives you simple steps to stay safe
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Social Engineering Scams on Social Media

Nobody likes being manipulated—and that’s exactly what happens to people when they fall victim to social engineering scams online. In addition to using more sophisticated malware, ransomware, and viruses, online criminals have become increasingly aware of the use and power psychology plays in weaving believable online fiction. By ‘engineering’ a believable scenario, criminals are able to manipulate users to act on otherwise risky behavior. There’s a dark art to this skill, and it’s one that can cause you and your online network a great deal of distress should you become compromised. Socia...
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The Future of the Connected Home: Security in the Internet of Things

4.9 billion connected things are expected to be in use in 2015, increasing to 25 billion by 2020. Many of these smart devices can be found in the connected home. Symantec researchers have found that smart home devices have basic security issues, such as weak authentication and common web vulnerabilities. These can be exploited by hackers posing a privacy and security risk. Safeguards against vulnerabilities and smart security best practices are essential to protecting the connected home from cybercrime. Take a look at common risks and actionable tips to stay safe in the internet of things...
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Telltale Signs an App Is Violating Your Privacy

Malware isn’t just for laptops and desktops. In fact, it can be a lot easier for malware to end up on your mobile phone or tablet than your computer. When it comes to mobile malware, a little bit of paranoia goes a long way. Malicious apps can steal your personal information, including sensitive financial information that can then be used to steal your identity. A lot of malware ends up on your phone due to malicious apps. So what are signs that you might already have a malicious app on your phone? Slow Internet Connections A slow Internet connection doesn’t always mean malware, but it...
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Credit Monitoring Services and Other Anti-Fraud Protection

Identity theft is the most common complaint lodged with the Federal Trade Commission, to the tune of 11.7 million a year. That means roughly one-in-five Americans over the age of 16 have become victims of identity theft. 14 percent of those victims experienced a monetary loss of $1 or more. Half of all victims resolved the issue within a day, but nearly one-third (29 percent) had to spend a month or more getting their life back on track. While identity theft gets a lot of the press, there are other forms of fraud out there, both on the Internet and off. The good news is that there are a my...
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Biometrics How Do They Work? Are They Safe?

Biometrics are part of the cutting edge of technology. Put simply, biometrics are any metrics related to human features. Fingerprinting is a very early and simple version of biometrics, like when you login to your phone using your fingerprint. As with any emerging technology, the first question you should ask is if they are safe. How Do Biometrics Work? If you’ve ever put your fingerprint into an device, you have a vague idea of how biometrics work. Basically, you record your biometric information, in this case a fingerprint. The information is then stored, to be accessed later for compa...
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8 Cyber Security Tips for Business Travelers

Whether you’re a regular business traveler, or a high-tech adventurer seeker, traveling—particularly abroad—poses unique cyber security threats. Business travelers are especially vulnerable because they often carry sensitive data, both personal and business related, on a variety of devices including smartphone, laptops, and tablet. Don’t cancel your travel plans just yet. Here are eight cyber security tips for business travelers that are also great tips for anyone planning a holiday abroad: 1. Lock Devices Down Most smartphones, laptops, and tablets come equipped with security settin...
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What Is a DDoS Attack? - #30SecTech by Norton

A distributed denial-of-service (DDos) attack is one of the most powerful weapons on the Internet. Most times that you hear about a website being “brought down by hackers” what that means is that it’s become a victim of a DDoS. A distributed denial-of-service (DDos) attack is one of the most powerful weapons on the Internet. Most times that you hear about a website being “brought down by hackers” what that means is that it’s become a victim of a DDoS. 

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How to Remove GPS and Other Metadata Locations From Photos

Once upon a time, a photograph provided only the information one could see in the physical print—no hidden data about locations, time and date, or the device that took the photo.  With the advent of easy digital photography, however, connecting extra information to the photos became easy as well.  This information, known as “metadata,” might include items like the GPS coordinates of the photo’s location, the date and time it was taken, the camera type and shutter settings, and the software used to edit the photo. Many digital photographers don’t realize that their photos might carry this...
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The 2016 Online Dating Guide

While Valentine’s Day is for lovers, we bet you didn’t know that there is a holiday for the single folks as well! Singles Awareness Day was created as an alternative to Valentine’s Day, and whether you’re celebrating or commiserating your single status, we’re pretty sure that many of you have crossed paths with an online dating site at some point. Nowadays, online dating is as normal to life as is online shopping. Believe it or not, online dating has been around for 20 years, and as a result, cybercriminals are finding big money in people looking for love. 70% of compromised users are wome...
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Norton App Lock: Protect Your Sensitive Apps

There are currently over 4 million apps available across various mobile platforms. It's virtually impossible to keep track of each and every app on all of your devices, whether it is a shared device, such as a tablet or smartphone, or just to keep prying eyes away from the device. In our busy lives, sometimes we don't give much thought when a close friend asks to look at something on our phone, or your rambunctious child snatches up your tablet to get their Angry Birds fix. But the things we have on our devices contain much more information about ourselves than we realize. Norton App Lo...
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National Clean Out Your Computer day-The Importance of Clean Computing

February 8th is National Clean out Your Computer day, and as they say, “Cleanliness is next to Godliness.”  For centuries, this saying applied to tasks like scrubbing the floors and dusting the bookcases. Today, however, it applies to your computer just as much as it does to your house. When you “clean” your computer, you don’t just dust off the keyboard and wipe fingerprints from the screen. You also pay attention to the state of the hard drive, updating software and removing old programs. Why Clean? Cleaning both your computer’s hardware and its software matters.  Clean hardware help...
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Tips for Migrating to Windows 10

Windows 10 will be available as a free upgrade for Windows 7, 8.1 customers starting July 29th. Following are some tips to help you prepare. 1. Reserve your copy of Windows 10, if you haven’t already. Click the Windows 10 App icon in the system tray of your current device. If you don’t have the Windows 10 App icon, run a Windows update. This should correct the problem on most Windows 7 and 8.1 systems. 2. Check your system compatibility. Windows should notify you of any compatibility problems with your system or software prior to upgrading. However, you can manually check hardware spec...
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Protecting Android Devices and Why They’re so Vulnerable

The security argument between Apple’s iOS and Google’s Android system for smartphones is heating up yet again. In a recent study conducted by Daniel R. Thomas, Alastair R. Beresford, and Andrew Rice at the University of Cambridge, research concluded that 90 percent of Android devices are exposed to at least one critical vulnerability.  The threat model was constructed using three common attack vectors: installation attack (malicious codes installed through app download); dynamic code loading (an existing app downloads new malicious codes); and injection (an attacker injects malicious code...
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What To Do When You Fall For An Email Scam

Falling for an email scam is something that can happen to anyone. It’s a frightening concept, and one that frequently results in undiluted panic. Also known as a phishing scam, an email scam involves using email and fraudulent websites to steal sensitive information such as passwords, credit card numbers, account data, addresses, and more. Fraudulent emails are crafted to appear legitimate, such as messages from your bank or another trusted source. They request personal information, which criminals then use for identity theft. So what should you do if you find yourself a victim of an e...
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Participating in Legitimate Surveys- What Personal Data is OK to Give Away

Companies of all sizes use online surveys to gather important market research, which they later utilize to direct product development and marketing initiatives. This critical step in the marketing process is appealing to some online users because they get paid to complete surveys, and earn rewards or special discounts from popular brands. Some surveys aren’t paid at all, offering consumers little more than the opportunity to participate in the development process of a product or service. There’s been a lot of hype about people allegedly making a living off of these online surveys, causing...
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What Are Cookies?

Mention “cookies,” and most people expect a treat to appear. When talking about computers, however, cookies aren’t what’s on the dessert menu. In fact, they’re not even physical objects. Yet they do a great deal of the work that makes it possible for you to browse the Internet—and they can cause trouble if you don’t know how to manage them. Meet the Cookie A computer “cookie” is more formally known as an HTTP cookie, a web cookie, an Internet cookie, or a browser cookie. The name is a shorter version of “magic cookie,” which is a term for a packet of data that a computer receives, then s...
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Good Cyber Hygiene

Have you heard of something called cyber hygiene? Surely brushing teeth and taking showers isn’t something we traditionally associate with technology—yet the term is a useful metaphor for those of us who need to make smart decisions about our smart devices. Good hygiene is something we’re taught as children and something that generally sticks with us for the rest of our lives. It involves three basic principles: using products/tools that fit our hygiene needs, performing these hygienic tasks correctly, and establishing a routine. But what does that have to do with your computer? Cyber h...
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What to Do When a Device Is Lost or Stolen

Realizing your mobile device has been stolen is a sickening feeling, and often one that elicits panic. As challenging as it may be, you must remain calm so you can take the necessary steps to retrieve the device, or at least keep your data protected. You may never see your phone again, but you’ll know that your personal information is safe from those who would abuse it. Let the Right People Know The first thing to do is to let the authorities know your mobile device was stolen. File a report with the police—not only is this helpful for insurance purposes but it also increases recovery ch...
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The Risks of Third Party App Stores

Sure, downloading apps from third-party sites—i.e. not the Apple Store, Android Market, or Blackberry App World—can be all kinds of tempting. However, to do so is to put your device, and therefore yourself, at risk. What Third-Party App Stores Do Dangerous third-party app stores work via malicious advertising or even code. The ads or codes are “injected” into popular apps users purchase through these stores instead of legitimate options. While not all third-party apps are “bad,” many stores bait users by offering popular apps for much cheaper prices, and subsequently put user privacy ver...
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What is a Botnet?

The Internet is filled with threats to online security. Many of these threats are just productive, positive technologies turned to evil use. The botnet is an example of using good technologies for bad intentions. A botnet is nothing more than a string of connected computers coordinated together to perform a task. That can be maintaining a chatroom, or it can be taking control of your computer. Botnets are just one of the many perils out there on the Internet. Here’s how they work and how you can protect yourself. Botnets are the workhorses of the Int...
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What is The Deep Dark Web: #30SecTech

There are many layers to the Internet that you may not be aware of. There’s the part that everyone sees Facebook, YouTube, Twitter, news websites and everything else under the search engine sun. This is known as the “surface web.”

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PC or Mac: Which Is More Resistant to Cyber Threats?

Cyber criminals are not run-of-the-mill street hooligans. Assailants of online crimes are educated, tech-savvy, sophisticated individuals who don’t care if you prefer PC to Mac or vice versa. There has been considerable debate in the tech arena regarding the security of one machine over the other. Are PCs more prone to cyber attacks? Is a Macbook really less vulnerable to online threats? The debate wages on. For a long time Mac users enjoyed a period of peace—they felt impervious to threats, only to realize years later that the sophisticated hacker would eventually evolve to this platform...
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What Are Bots?

Bots, or Internet robots, are also known as spiders, crawlers, and web bots. While they may be utilized to perform repetitive jobs, such as indexing a search engine, they often come in the form of malware. Malware bots are used to gain total control over a computer. The Good One of the typical “good” bot uses is to gather information. Bots in such guises are called web crawlers. Another “good” use is automatic interaction with instant messaging, instant relay chat, or assorted other web interfaces. Dynamic interaction with websites is yet another way bots are used for positive purposes. ...
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How to Prepare a Smartphone or Tablet for Vacation

There are few times your smartphone or tablet will be more at risk than when you go on vacation. Although these items have been specifically designed to accompany you on your travels, they’re full of personal information that can put you, your finances, and your personal property at risk. There’s no reason to assume the worst when you go on vacation, but you can greatly reduce your chances of a security breach by preparing your smartphone or tablet ahead of time and remaining vigilant while on your trip. Here’s how to prepare a smartphone or tablet before you go on vacation. Change You...
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Taking Steps Towards Online Safety This International Women's Day

A major new survey titled reveals that 76 percent of Australian women under the age of 30 have experienced online harassment. This International Women’s Day, let’s make the online world a safer one. In 2015, Prime Minister Malcolm Turnbull invested $100 million in a Women’s Safety Package. At the launch of the package, Michaelia Cash, Minister for Women and Employment, said ‘all women in Australia and their children should be safe at home, should be safe on the streets and should be safe online’. As a senior leader at an online security company and mother of a teenage girl, I have a uniq...
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What Are Browser Hijackers?

A browser hijacker is defined as a “form of unwanted software that modifies a web browser’s settings without the user’s permission.” The result is the placement of unwanted advertising into the browser, and possibly the replacement of an existing home page or search page with the hijacker page. The idea is to make users visit certain websites whether they want to or not so the hijacker enjoys higher advertising revenue. Browser hijackers may also contain spyware to obtain banking information and other sensitive data. As frustrating as browser hijackers can be, they luckily aren’t terribly...
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Cyber Safety for Women

An unfortunate number of women are becoming victims of cyber crimes. According to a recent study more women are known to use the Internet to enrich their relationships compared to men. Young women, those 18-24, experience certain severe types of harassment at disproportionately high levels: 26% of these young women have been stalked online, and 25% were the target of online sexual harassment. The growing reach of the Internet and the rapid spread of information through mobile devices has presented new opportunities that could put some women at risk, so it’s important to be mindful of the...
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7 Ways to Ensure Your Data Is Safe During Vacation

It’s barely spring and already you’re thinking about vacation. Where will you go? What will you do? Who will you meet? Vacations are an exciting, happy time for people to get away and avoid the everyday worries of home. But the fun and leisure comes to a screeching halt in the event that your personally data is compromised while traveling. Vacations can often put your personal information at risk, due to careless missteps in how you go about preparing to leave, how you communicate while on vacation, and what you share on social media. Here are seven ways to ensure your data stays safe wh...
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How to Freeze Your Credit Report and When

Freezing your credit report is sometimes very necessary. It prevents credit thieves from opening new cards and other accounts in your name, and is often recommended when you’re dealing with the ramifications of identity theft. What Is a Credit Freeze? A credit freeze, also known as a security freeze, gives you the chance to “lock” your data at major credit bureaus. Doing this also makes it impossible for identity thieves to use your name on anything linked to your credit report. You will receive a password or personal identification number to use for temporarily lifting or removing the f...
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Introducing Episode 2 of “In Search Of The Most Dangerous Town On The Internet - Where Cybercrime Goes to Hide"

Last year, the Norton team brought you a new look into cybercrime via the documentary “In Search Of The Most Dangerous Town On The Internet.” Through this film we investigated the Romanian town Râmnicu Vâlcea, also known as "Hackerville." While there, we spoke with various types of hackers and about their motives, and how they do what they do. In the second installment of our series, we explore the far corners of the globe, in search of bulletproof hosting, which is how cybercriminals execute their attacks. Watch the trailer today, and tune into Most...
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Is Personal Data Really Gone When It’s Deleted from a Device?

Most of us are familiar with deleting data—we do it almost every day. We move folders into the recycling bin, dump old emails into the trash, and delete personal records to free up space on a computer’s hard drive. But what really happens to all that data? Where does it go, and is it really gone forever? Some people will be relieved to know that, most of the time, deleted files are not permanently gone. Many of us have at one time or another accidently deleted items we did not mean to; in this case the prospect of bringing those files back from the dead is usually good news. The bad news...
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5 Tips to Protect Yourself from Online Travel Booking Scams

Thanks to the Internet, booking travel online is simple. But as your ideas of a spring break or summer vacation take shape, remember to be cautious when making reservations online. The number of phony travel booking websites is growing because they’re so successful at scamming consumers. Learn what to do so you don’t take a quick trip to Fraudville instead of your dream destination.

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How to Spot Baseball Spring Training Scams

As winter drags on, almost everyone starts to look forward to spring — but perhaps no group looks forward to March quite as much as true-blue baseball fans. After all, its arrival means Cactus League and Grapefruit League spring training baseball camps open in Arizona and Florida. If you decide to go big, just remember to watch for scams when buying merchandise or tickets online — or you might find yourself striking out on Internet security.

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Watch Episode Two of "The Most Dangerous Town on the Internet- Where Cybercrime Goes to Hide" Now!

Today we are proud to announce the launch of the second installment in our documentary series "The Most Dangerous Town on the Internet."  In episode one, we visited the town Râmnicu Vâlcea, which is better known as "Hackerville." In the first film, we met hackers from all walks of life, including white, grey and black hat hackers, and talked to them about their motivations behind what they do. In the second installment, we travel all corners of the globe to find out where cybercrime goes to hide, by exploring what is called Bulletproof Hosting. While the hacker is the operator of the att...
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What Is Bulletproof Hosting?

You’ve heard of malware, ransomware, botnets, and the like. What you don’t hear about is the technology behind these threats. These threats all have to come from somewhere, they’re not just out there floating around on the internet- they have to be stored someplace. Since a majority of these threats are illegal in a lot of countries, this is where bulletproof hosting helps facilitate these threats. To clearly understand what bulletproof hosting is, we should first take a step back and talk about regular hosting. A regular web hosting service is a company that operates a facility, usually ...
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5 Ways You Can Help Yourself Stay Secure Online

When you’re using the Internet, your Internet security suite can only go so far to protect you from potential dangers like spyware, ransomware and malware. You have to do some of the work yourself, because there are some threats that no Internet security suite can protect you against. Social engineering is a good example of this. Social engineering is a technique that cybercriminals use, which involves human-to-human interaction in order to get the user to divulge information. Based on exploiting human nature and emotional reactions, there are many ways that attackers can try to trick y...
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How Can I Access the Deep Web?

Believe it or not, accessing the deep web is easier than you think. In fact, you’ve probably already done it. The media hasn’t done a great job of differentiating what’s considered deep web, and what is actually dark web—two similar titles for two very different things. What Is the Deep Web? The deep web is just what it sounds like: below the surface and not completely dark. Search engines like Google, Yahoo, and Bing are able to search and index websites because of links; they use links to rank search results according to things like relevancy, inbound links, and keywords. But that’s w...
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Exploring the Deep Web

There are multiple “layers” to the Internet that you may not be aware of. The first, or top layer is called the surface web, and it is the part of the web that is crawled by search engines. That’s the part that you can see, it’s where Facebook, YouTube, Twitter and everything else under the search engine sun lives. The second layer of the Web is called the deep web. Think of it as an ocean- on the top you have the boats dragging their nets across the surface. The boats are the web crawlers for search engines, and the “nets” catch what is on the surface for indexing by the search engine. ...
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Ransomware And The Importance Of Backing Up

Ransomware has a unique and specific agenda, and one that can be entirely avoided if properly understood.

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