Doesn't suit? No problem! You can return items for up to 30 days
You won't go wrong with a gift voucher. The gift recipient can choose anything from our offer.
Up to 30 days for returns
Focuses mainly on communications and communication standards with emphasis also on risk analysis, ITSEC, EFT and EDI with numerous named viruses described. The dictionary contains extended essays on risk analysis, personal computing, key management, pin management and authentication.