Your wireless network is more powerful than you imagine. Use this guide to fully understand and utilise it.

Share and back up music, photos, video and documents on your network with a high-capacity NAS drive.

Spam! spam! spam! spam! . . . if it had not been for Monty Python nobody would ever have thought there was anything funny about it. With almost 50 percent of the world’s email now junk mail, offering everything from unwanted penis extensions to stockmarket tips, spam has become as big a problem as viruses.

Play your video, photo and music files on your TV from a networked PC. We put five network players to the test

An interesting and secure way to share data, once you overlook some minor drawbacks.

Easy to use, and with space for a second SATA disk, but it struggles with small files and is overpriced for the features.

Intel has announced its new Intel Entry Storage System SS4200x series, a family of low-cost NAS sevices targeting the Small or Home Office sector, one of the last great growth markets in the high-tech marketplace.

Not the best value, but this desktop NAS appliance offers good backup and webserver facilities.

It's expensive, but the YES Box successfully marries high-end and consumer features in a flexible and scalable device.

Devices that attach storage to the network aren't new, but until now they've been either very expensive or limited in ability. But this little marvel from Asus changes all that. The WL-HDD can put a hard disk on the network with no drivers or client software required, and it can do this wirelessly via 802.11g.

Packed with features, and with great performance, the only disadvantages are the price and the short warranty.

Plenty of features for such a small box. If you don’t already have a wireless router, this is a fantastic choice.

Many people upgrade their PCs by adding the latest CPU or more memory, but leave their old hard disk in place. The humble hard disk is one of the slowest components inside a PC (in fact, only optical

It's that time of year again when your Symantec security products start flashing at you for their annual update. This time Symantec has not only tweaked the performance of the various products that make up its security suite, but has also endeavoured to give them a new look.

Your photos, music and data are just a virus or hard disk failure away from oblivion. Build a triple-layer defence using PC Authority's practical guide.

Guarantee your data is secure by backing it up remotely. We test six of the most popular services.

A useful little NAS box with plenty of features and a compelling price.

Superb performance, quiet running and excellent value for home use, especially if you want to stream media.

Some intriguing new technology and genuinely useful features make Home Server one to watch.

As prices continue to fall in a competitive market, we take a look at the latest crop of devices for backup and storage.