Networking Foundations: Basic IP Addressing (Part 2)
Welcome back my networking geeks. In this part we are going to keep discussing about IP Addressing and I hope after you finish reading it you will become an IP wizzard.
Welcome back my networking geeks. In this part we are going to keep discussing about IP Addressing and I hope after you finish reading it you will become an IP wizzard.
Last month, it was revealed that Juniper Networks' routers/firewalls were hacked. It was reported that a backdoor was implanted in the operating system of their routers/firewalls and that attackers could listen in on all encrypted communication. There are now fears that all confidential communications by U.S. government agencies and officials could have been compromised over the last three years.
After lots of waiting and anticipation, the OnePlus One Android smartphone has been unveiled, and it's ready to take down the Nexus.
Android has released a new application called ezNetScan, which is a free app that scans the wireless network you're connected to and gives you a full log of all of the devices connected to that network. This isn't new for smartphone users, let alone Android users. Fing has been around for a while and does practically the same thing that exNetScan does. It gathers information such as the IP and MAC addresses, device vendors, and ISP location. But while Fing is a great program, it does lack a f...
This is Fitness for Dummies. Learn how to do squats properly. Squats exercise your butt, hips, and thighs, but primarily strengthen your quad muscles. Doing squats requires no equipment, but adding a barbell intensifies the workout. Do squats with weights.
This collection of instructional videos from BaseballRox with baseball player Max Luckhurst will help you develop your infield mechanics in the sport of baseball. These baseball videos are aimed to help young players and coaches improve their performance on the field.
This video tutorial is in the Computers & Programming category where you will learn how to secure your wireless internet connection. If you don't secure your wireless internet connection you are allowing others to enter in to your network. Open the set up CD and first change the network name from the default name to anything that you like. For this go to step 3 of 'naming your network', type in your network name and click 'next'. Then you enable security on the network by choosing 'WPA2'. Nex...
Steven Bann shows a chipping drill that teaches distance control through the air. Golf clubs are arranged into "zones" which represent the plates of a baseball field, so golf clubs arranged horizontally and evenly distanced apart from the next golf club. This represents "first base," "second base," "third base" and home plate. This is a landing drill where the object of the drill is to land in the designated "first base" zone and then subsequent bases until you get three-in-a-row for each zon...
Start playing one of the most popular browser based science fiction games DarkOrbit! This tutorial gets you started, showing you how to create an account and choose your faction (Mars, Venus or Earth). Then the basic system is demonstrated, so you can start exploring space!
You can set up a dynamically driven Google Map widget that can display any sort of information - such as displaying a user's location based on what they have entered into their profile. This is a useful and interactive feature for any PHP/MySQL based website.
In this free video chemistry lesson from Salman Khan, we learn how to use acid-base titration to find the mass of oxalic acid. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.
In this video, we learn how to install a vanity and sink with Lowe's. A great way to give your bathroom a makeover is to give it a new vanity and sink. First, turn off the water from the water line, then take down the pipes from under the sink. Use a bucket to catch extra water that's falling out. Next, separate the top from the base and then remove the old vanity. Remove the old base unit from the bathroom and then install the new vanity. Measure out the area to make sure it will fit. Place ...
Here's a good tutorial for those who are looking for some easy origami projects. Starting with a water bomb base, this tutorial shows you how to make a four pointed star you can use to decorate binders, scrapbooks or even Christmas trees.
In this tutorial, we learn how to map network driers from a remote server. First, go to run on your start menu, then type in the id address or server name for what you want to access and press enter. Now, right click on the folder you want to map and click on map network drives. Choose any letter you want from the drop down menu, then click next to the "reconnect on logon" text. Click on the finish button, then open your newly mapped network drive from your computer. You can do this for any s...
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 629th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the VLOOKUP, MATCH, DATEDIF, SUMIF, SUMPRODUCT and INT functions to look up salary based the number of relevant years worked.
Looking to add a rare and exotic specimen to your paper garden? Make a paper cherry blossom using origami, the traditional Japanese folk art of paper folding. Specifically, this free video origami lesson demonstrates how to make a cherry blossom taking an origami bird base as a starting point. For more information, and to get started making your own paper sakura, take a look!
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 28th installment in his "Excel Business Math" series of free video lessons, you'll learn how to solve for base in a percent formula.
In this Electronics video tutorial you will learn how to tether a laptop to a Droid Smartphone for free Wi-Fi. For this you will need the android wifi tether application. Download the version for your device from here and install it. Then launch the app and press the icon to start tethering. In your laptop, go to settings and then to wi-fi. You will see a new network called android tether. Connect to the network and you will see that it works. As with any other network, you can change the nam...
To make a Paper Orchid you need to know the steps as follows: First fold a square sheet of origami stock paper into a triangle, bringing both points together. Use this as your flower base. Fold the paper again bringing both corners together. Rub your finger along the crease of the fold to make sure that it stays put. This step completes the triangle base. Begin making the flower base by taking the triangle base folded over twice and adding a third piece, folding it over as well to meet with t...
Finding the area of a trapezoid can be done easily by using a simple formula. The area can be found by adding the length of base 1 plus base 2 then multiplying by the height and then dividing the sum by 2. The bases of the trapezoid are the straight lines that are parallel to one another. The last number in the equation is total height of the trapezoid. Now all that remains left is to plug these number into the formula and find the area of your trapezoid.
In this video, they show you how to do French nails with purple and gold tips. The nail polish used for the gold color is Ooh La La. The nail polish used for the purple color is N.Y.C. You also need a clear nail polish for a base coat as well as a skinny brush in order to paint the French nails with it. The base coat used is a Maybelline nail polish. You first apply a base of clear nail polish. Then you apply the purple nail polish to the tips. Using the brush, you apply the gold stripes. Fin...
A mason jar is a great way to preserve your food, but did you know that you could use a mason jar with a blender?
Whether you've just bought a brand new shiny surfboard, or your current wax job is a grimy, slick mess, here's how to get that perfect grip so you don't slip off.
Learn to make a white and brown roux with Professional Chef Gerald Hirigoyen. Roux is a great thickening base for sauces; just add your own flavorings or seasonings. Learn how to make a white and brown roux sauce by watching this video cooking tutorial.
Learn how to stop check washing with a pigmented gel pen or specifically the Uni Ball 207 Gel Pen instead of a typical dye-based pen. Most Bic ball point pens are dye-based.
While Magic Leap World gets its share of fun apps for playing with Porgs, watching TV, and exploring the ocean's depths, developers are making a strong business case for the Magic Leap One as well.
Cracking the password for WPA2 networks has been roughly the same for many years, but a newer attack requires less interaction and info than previous techniques and has the added advantage of being able to target access points with no one connected. The latest attack against the PMKID uses Hashcat to crack WPA passwords and allows hackers to find networks with weak passwords more easily.
Electronic warfare tactics work by jamming, disrupting, or disabling the technology a target uses to perform a critical function, and IoT devices are especially vulnerable to attacks. Wireless security cameras like the Nest Cam are frequently used to secure critical locations, but a hacker can surgically disable a webcam or other Wi-Fi connected device without disturbing the rest of the network.
After the spectacular rise and fall (and rebirth) of Glass, Google is taking another run at augmented reality smartglasses.
Space might be the final frontier, but NASA is making a detour into augmented reality first. The Spacecraft AR app, developed by NASA's Jet Propulsion Laboratory (JPL) in collaboration with Google, debuted exclusively for Android this week (an iOS version is also in the works).
It seems like it was just last week that AMC and Next Games unveiled their location-based zombie game based on hit TV series The Walking Dead. (Wait, actually it was just last week.)
Wi-Fi signals have limited range, so if you live in a two-story house or work in a larger office, you may have set up multiple routers or repeaters to ensure full wireless coverage. Sadly, Android handles the transition between networks pretty poorly.
Imagine if you combined Tasker with your favorite live wallpaper—that's roughly the gist of a new app from developer feedK. With this one installed, your home screen background will finally be aware of its surroundings.
Hello ladies and gentlemen, PySec here coming at you with another informative(hopefully) article for you all. In the last tutorial, we finally finished our discussion about IP Addressing and I intentionally didn't mention a really important concept with which IP Addressing wouldn't be feasible without it. What I'm talking about is how our network device gets the IP Address in order to communicate with other devices on the network/Internet. There are many different ways for that to be accompli...
Welcome back, my rookie hackers! The more we know about a system or network, the better our chances of owning it and not leaving a trace for investigators to follow. One of the often overlooked sources for information is the Simple Network Management Protocol (SNMP). Many rookie hackers are not even aware of it, but it can prove to be a treasure trove of information, if you understand how it works and how to hack it.
Android devices are known for their USB and Wi-Fi tethering abilities—rooted or unrooted—which comes in handy for those that travel and need internet on their laptops in areas that don't have any Wi-Fi networks available, but have a strong cellular signal.
Beans don't have to be boring! This recipe shows you how to make a delicious side dish using primarily navy beans and white beans. After soaking and cooking the beans, you can add herbs and pancetta and end with this palate pleaser. Make an herbed navy and white bean side dish.
This collection of instructional videos from BaseballRox with Max Luckhurst will help you develop your outfield mechanics with cutoffs and relays in the sport of baseball. These baseball videos are aimed to help young players and coaches improve their performance on the field. See how to practice outfielder's cutoffs and relays in baseball.
Like Facebook so much that you want to make your own version of a social network, just for you and your friends? It's totally possible, thanks to BuddyPress, a DIY social network for a tight community with the power of WordPress. This video will show you the steps to installing it and setting up your own social network.
Learn how to play a blues based intro to 11th position on harmonica with this tutorial. Pick up your C harmonica and play along in a minor cross harp position (2nd). We're playing in Gm but the music will switch to Bbmaj7. Watch this how to video and you will be able to play a blues based intro to 11th position on harmonica.