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How To: Generate Private Encryption Keys with the Diffie-Hellman Key Exchange

When we are building programs that communicate over a network, how can we keep our data private? The last thing we want is some other lousy hacker sniffing our packets, so how do we stop them? The easy answer: encryption. However, this is a very wide-ranging answer. Today we're going to look specifically at how to encrypt data in Python with dynamically generated encryption keys using what is known as the Diffie-Hellman key exchange.

How To: Bring Back Airplane Mode & Audio Toggles to Your Nexus 5's Power Menu

In an effort to make things simple and more secure, Google decided to slim down the power menu in Android 5.0. What once provided a quick link to shut your device down, turn on Airplane mode, and toggle volume states, has now been relegated to a simple power switch. Lucky for us, developer Gar Ynych has created a flashable ZIP that will revert these changes and restore functionality to the Nexus 5's power menu. In a few simple steps, you can add the volume toggles and Airplane mode switch rig...

How To: Block Apps from Logging Your Data on Android

With root access, you're granted greater control over your device, allowing you to do things that your Android system wouldn't allow otherwise. Things like installing Xposed mods are made possible with root, but other advantages address performance and security, like stopping your Android logging, which is exactly what we'll be going over today.

Hack Like a Pro: How to Exploit SNMP for Reconnaissance

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.

How To: Play "Rehab" by Amy Winehouse on acoustic guitar

Your Guitar Sage provides the viewer with a good way to learn how to play an Amy Winehouse tune on an acoustic guitar. Amy Winehouse's song, Rehab has a few open chords and bar chords to be mastered. The videos demonstrates how to play the piece through first and then takes the viewer through each part of the song. The names of the chords and bars are provided. The verse and the chorus pieces are split to provide the viewer with help in fingering, pace, rhythm and timing within each part. The...

How To: Make a scalloped edge bobby pin accessory

In order to make a scalloped edged bobby pin accessory, you will need the following: wire, a bobby pin, small beads, a ruler, and scissors. Cut about 2 feet of wire. Fold the wire in half. Lace the wire through the bobby pin. Anchor it by wrapping it around the exterior. Then, repeat with the other end of wire. You will repeat this, in order to secure each bead. Begin sliding the beads on the wire. Group three at a time, remembering to anchor them. When you reach then end, begin scalloping. A...

How To: Make a door alarm using a rat trap

In order to make a door alarm out of a mouse trap, you will need the following materials: a mouse trap, a clamp, 2 screws, caps, a piece of string, scissors, a screw driver, a drill bit, a hex-head screw, an a piece of aluminum from a soda pop can.

How To: Build a fire pit out of cinder blocks

In this how-to video, you will learn how to build a fire pit. This will be useful if you want to enhance your backyard. You will need the required fire pit tools such as 55 york blocks, 25 wall caps, two tubes of masonry adhesive, ten 50 pound bags of crushed rock, 6 50 pound bags of decorative rocks, and one metal fire ring. First determine the layout of the pit. Lay the blocks to the layout and adjust for a tight fit. Use a shovel to mark where the soil and grass will be removed. Remove the...

How To: Litter train your cat or kitten with Dr. Garrison

To help litter train your cats you want to have one more litter box than you have cats. So if you have two cats you want to have 3 litter boxes. You want to have the boxes in locations where it is easy for the cats to see what is going on around them. When they are using the litter box it is a very vulnerable time for them. Having them in the open helps them to feel more secure. Experiment with different types of boxes and litter to see what your cat likes. To get them oriented to using the b...

How To: Install new windows in a new construction project

Steve with Eikenhout Educational Video Series and Paul Griggs with PGriggs Construction demonstrate how to install new windows during a new construction application. You will need a level, a utility knife, a caulk gun and a hammer to install the windows. First, cut the house wrap away from the area where the window will be placed. Next, properly flash the opening to protect it from water by starting at the window sill. Next, verify that the sill is level. Next, caulk around the window opening...

How To: Plan a kid safe, very green baby shower

Julie Auclair introduces authors of a book called "Celebrate Green." This book shows you how to throw a baby shower the "green" way. Guests do not realize that some of the gifts they give can be harmful, toxic, or not recyclable. You start with the three "R's", reduce, reuse and recycle. You use these to determine if a gift falls into one of these categories. They have added the three "G's", which are "good for people," "good for the planet," and "good for the community." They begin with the ...

How To: Make raw food granola with almond milk

In this video from JenniferCornbleet we learn to make raw food granola with almond milk. Place a nut or seed in a mason jar about halfway. Fill the rest with water. Sit over night. Drain, and you can use right away or store in your refrigerator for up to 3 days. Almond milk is a great cereal milk replacement. To make it combine almonds, water, and a couple of dates to sweeten the milk. You can use a different sweetener of your choice. You can flavor with vanilla extract as well. Blend in a bl...

How To: Create a "Cowboy Casanova" Underwood short hairstyle

This tutorial teaches viewers how to do a Cowboy Casanova hair style for short hair similar to Carrie Underwood's. You need to add volume to your hair by shortening it. Gather a small portion of the bottom part of your hair. This is where most of the long strands are. Separate it from the top half of your hair by placing it up and bounding it with a bobby pin. Divide the bottom half of your hair into 3 parts. Get one part and slightly twist it on the ends and bring it up. Secure it on place w...

How To: Renew your deck with composite materials with Lowe's

As your home ages, so does your deck in the backyard, but there are ways to resolve this issue. If that wooden deck is looking weathered or worn, you can simply replace the components with composite materials without a complete rebuild. Composite doesn't splinter or have knots, and it's low maintenance. This two-part video, brought to you by Lowe's, will show you exactly how to renew your deck with composite decking.

How To: Disable secure virtual memory in Mac OS X

This video will show you how to disable secure virtual memory in Mac OS X. From the top left of your screen click on the apple icon. Click on system preferences from the pull down menu. Click on the security icon. Click on the image of the closed lock from the bottom left of the window so that you can change make changes.

How To: Do braided hairstyles step by step

In this tutorial, we learn how to do braided hairstyles step by step. To begin, make a small section an inch wide and then section it into three parts. Cross them over like a braid, and as you go along, pick up pieces from each side and work it into each braid. Keep gathering hair until you get all the way down, then clip into place when you are finished. You can then use this piece of hair to pin back off of the face. Do this on the other side of the hair to create an equal look. Finish the ...

How To: Change the engine oil in a Chevy truck

In this tutorial, we learn how to change the engine oil in a Chevy truck. To start, you will want to place your car up on a secure jack so you can get underneath it with ease. Next, find the oil can and drain plug underneath the truck and use a wrench to remove the bolts around them. Now, place an oil pan underneath the drain plug and let the oil leak out into this until there is no more left. Next, clean off the bolt that is used for the drain plug and remove the filter from the underneath o...

How To: Make filet mignon with Paula Deen

Paula Dean shows us how to make Filet Mignon for a romantic dinner for two in this video. Marinate your steak meat in the refrigerator using a plain Italian salad dressing. You can use a bottled dressing or make your own, if you prefer. Marinate for about 4 hours, 2 hours on each side.

How To: Make a handkerchief mouse

First of all you need a handkerchief or a cloth napkin. Make sure that it is clean for use. Now start by folding the two opposite corners together. This shall make a triangle. Now you have top fold the two middle bits so that they overlap at the center. Now start rolling them together upwards. It is very important that you are rolling them very tightly. This shall make the body of the mouse solid otherwise it may fall apart. When you have made a solid roll then fold the two ends upwards as sh...