Richard BaguleyMacworld

Richard Baguley has been writing about, testing and breaking technology for the past 20 years. He has written for Wired, Macworld, USA Today, Amiga Format and many others

Acer P3250

Acer’s compact, 2.7-pound P3250 is attractively priced in the ultraportable projectors market. Luckily, you also get excellent image quality.

ViewSonic PJ260D

This projector displays luminous images with legible text, but obtaining colorful graphics from it takes some fiddling

BenQ Joybee GP1

This ultraportable projector displays good-looking images but works best only in low lighting.

InFocus IN1102

The versatile, 2.75-pound InFocus IN1102 is a superior choice for a double-duty, lamp-based projector that delivers bright, colorful images both in large conference rooms and in cozy living rooms.

Optoma Technology EW330

Optoma’s compact, 2.4-pound EW330 is a lamp-based ultraportable projector that features 1280 by 800 resolution and enough illumination power for use in a large conference room.

Dell M109S

Dell’s tiny M109S is a palm-size LED projector with a low brightness rating of only 50 lumens, which makes it best suited for very small groups in dark or dimly lit conference rooms.

Super-safe Web browsing

As a security consultant, Rich Mogull has to visit some less-than-safe quarters of the Internet. Here's how he does that without putting himself or his Mac at risk.

The iPhone's SMS vulnerability: What we learned

Reports of a new vulnerability that would have let a hacker take over an iPhone via SMS caused quite a stir at last week's Black and DefCon security conferences. While Apple has since patched the vulnerability, it still highlights some interesting issues about today's smartphones. Security expert Rich Mogull takes a closer look.

The truth about Apple, Mac security, and responsibility

Security expert Rich Mogull deconstructs Apple's failure to patch a Java security hole and the criticisms of those who think its security advertising rings false.

Mac Security: Firewalls

OS X has not just one, but two, firewalls built in. So when, if ever, do you need a third-party firewall program? Chris Pepper and Rich Mogull explain.

The DNS vulnerability: What you should know and do

Apple’s security update on July 31st may have patched a widespread DNS flaw on Mac servers, but it hasn’t closed the debate on their handling of it, nor the risk to Mac OS X users.

First Look: Acrobat.com documentation collaboration service

Adobe on Monday launched the free public beta version of Acrobat.com, a Web-based supplement to its popular PDF document creation application. PC World offers a first look at the service.

Review: VPN Tracker 5.2

VPN Tracker 5.2, a versatile tool for those who need more than the standard VPN client, simplifies the creation and management of multiple virtual private network connections.

Close the ports

While OS X has long included basic firewall software, Leopard introduced some significant changes to it, leaving many Leopard users confused as to how to keep their Macs secure. But though the firewall interface in Mac OS X 10.5 is indeed quite different from that in earlier versions of the OS, it’s still relatively easy to use.

Understanding and using Leopard's firewall

OS X has long included a basic firewall, but Leopard takes this fundamental security technology in a new and innovative direction. Rich Mogull looks at Leopard's firewall, how the 10.5.1 update changed things, and configuration options.