Don't-Miss Security Stories

security and privacy icon

3 key things to know about Yosemite and security

Yosemite introduces some useful features that allows your Mac greater access to the Web. But how safe are they? Chuck La Tournous explains.

icloud security primary

iCloud two-step verification just added another step: app-specific passwords

As of October 9, 2014, those using two-step verification will have to generate app specific passwords for third-party apps the use iCloud data.

shellshock bug

Safe from Shellshock: How to protect your home computer from the Bash shell bug

The 'Shellshock' Bash shell bug is a big deal, but it's relatively easy to keep your home PC safe.

Mac 911 grab-bag: Phone-less two-factor authentication, iTunes and "Other"

In this collection of Mac 911 quick hits Chris Breen addresses issues of two-factor authentication without a mobile phone, a too-bright HipChat client, iTunes' "Other" entry, and iPhoto metadata.

icloud icon 100310077 large

How to prevent your naughty pictures from appearing on the Internet

A reader has found images she thought safely locked up in her iCloud account slathered all over the Web. Here are the steps she should have taken to avoid this mess.

Five ways to keep your student's digital life safe

Technology is as much a part of school as it is the business world, and device and data loss can be just as serious. Here's how to protect your student's digital stuff (without getting all up in his or her business).

How to prepare for a Mac disaster

There isn't much you can do about earthquakes, fires, and other misfortunes. But you can do something to minimize the harm they do your Mac and other digital assets.

How to set up two-factor authentication for iCloud

Apple is reportedly implementing two-factor authentication for some new iCloud services. If you haven't set up that security system already, here's how to do so.

How to set up two-factor authentication for iCloud

Apple is reportedly going to require two-factor verification for some new iCloud services. Here's how to set it up.

How to make two-factor authentication less of a pain

Increasingly, online services are requiring two-factor authentication instead of simple old passwords. Too bad that authentication can be such a hassle. Here's how to make it easier.

browser history chrome

How to selectively delete browser history

Remove individual sites or pages from your history rather than all of it. We'll show you how in this video tip.

on pcworld.com

custom info lock screen poster

Build a custom lock screen to save your iPhone, your iPad, or even your life

This week's video tip shows you how to quickly and easily make a custom lock-screen image for your iOS devices that contains contact and emergency information.

spam-fighting system

How I manage spam on my mobile devices

Taking care of spam wasn't a problem on his home Mac. But Rob Griffiths wanted a way to deal with it from his iPhone or laptop, too. Here's the system he devised.

plugin management

Fix a plug-in-related PDF printing issue in Safari

Having trouble printing to PDFs from Safari since installing Mavericks? Dan Moren has a potential workaround for plug-in woes.