Today, we're going to show you how to use

Unlock with WiFi FREE

so that your Android phone's lock disengages while connected to a specified Wi-Fi network. This can save you the hassle of entering your PIN, password or pattern whenever you turn your Android on.

If you're afraid of

losing your phone

and possibly falling victim to

identity theft or stolen passwords

, then you'll want to

pattern lock your Android

handset. In this tutorial, we'll show you how to

add security to your Android

handset by

creating a custom pattern lock

.

You can

lock your iPhone

with either a

numeric or alphanumeric code

to

keep your iPhone files secure

at all times. This is great for any time that you want to

add an extra measure of security

like when you're in a

sharing space in a workplace or with roommates

and you want to be absolutely sure that your

iPhone privacy is protected

.

If you've ever used a bank card with a PIN that you had to remember then you basically know

what passcodes are

. A passcode can be used to

protect your smartphone

or digital device by securing it with a

numeric lock

. We tell you more about

how passcodes are used

in this tutorial.

We continue our

in-depth look at the Nexus One Google Phone

by choosing our

privacy and security settings

. We'll

set a lock pattern on the Nexus One

, opt in our out of location based services and do our best to ensure that if we ever

lose the Nexus One

, we'll be able to get it back.

There's a lot of personal information on your iPhone. Email, documents, photos and more. If you're concerned about others accessing that information you can

lock your iPhone with a passcode

. You can even make it so that data is wiped from your iPhone after a certain number of failed access attempts. Here's how.

Eye scanning has been laissiez faire in sci-fi movies for years. Now though, if LG has it's way, you may soon be able to get rid of your front door keys in favor of a more high-tech way of gaining entry: the iris scanning lock.