The supermarket chain Budgens has installed face recognition cameras in one of its stores to stop children buying alcohol and cigarettes. It is thought to be the first time a UK retailer has used the technology to identify underage customers.

The supermarket chain Budgens has installed face recognition cameras in one of its stores to stop children buying alcohol and cigarettes. It is thought to be the first time a UK retailer has used the technology to identify underage customers.

With free software from the supermarket, the telephone has been transformed into a mobile shopping assistant. Using the camera on the phone, Dagmar can scan the barcodes of her own shopping.

With free software from the supermarket, the telephone has been transformed into a mobile shopping assistant. Using the camera on the phone, Dagmar can scan the barcodes of her own shopping.

Self-checkout systems in UK supermarkets are being targeted by hi-tech criminals with stolen credit card details. A BBC investigation has unearthed a plan hatching online to loot US bank accounts via the checkout systems.

Self-checkout systems in UK supermarkets are being targeted by hi-tech criminals with stolen credit card details. A BBC investigation has unearthed a plan hatching online to loot US bank accounts via the checkout systems.

Recent losses of personal data held on discs, laptops and USB keys by governments and companies have highlighted the need for better security. Here Dan Simmons looks to see if biometrics can help.

Recent losses of personal data held on discs, laptops and USB keys by governments and companies have highlighted the need for better security. Here Dan Simmons looks to see if biometrics can help.

Phishing attacks are specifically aimed at getting people to divulge personal information like social security numbers or bank details.

Phishing attacks are specifically aimed at getting people to divulge personal information like social security numbers or bank details.

With the growing number of stories about data being lost some institutions have been looking for a new more secure solution. Many are introducing a form of biometrics - a way of recognising something about you that marks you out as unique.

With the growing number of stories about data being lost some institutions have been looking for a new more secure solution. Many are introducing a form of biometrics - a way of recognising something about you that marks you out as unique.

New face recognition scanners which work with biometric passports are being trialled at Manchester airport to help increase security and prevent passenger congestion.

New face recognition scanners which work with biometric passports are being trialled at Manchester airport to help increase security and prevent passenger congestion.

The police have been showing off the latest surveillance technology which should make it easier to track the movements of criminals.

The police have been showing off the latest surveillance technology which should make it easier to track the movements of criminals.

"There is an enormous pent-up demand for personalised location advertising, whether it is on your cellphone or PDA, on your radio in your car, or on the billboards you walk by on the streets and inside stores," says Bruce Schneier, chief security technology officer of BT. "This is yet another technological intrusion into privacy. And like all such intrusions, it will be taken as far as the owner of that intrusion finds it profitable."

"There is an enormous pent-up demand for personalised location advertising, whether it is on your cellphone or PDA, on your radio in your car, or on the billboards you walk by on the streets and inside stores," says Bruce Schneier, chief security technology officer of BT. "This is yet another technological intrusion into privacy. And like all such intrusions, it will be taken as far as the owner of that intrusion finds it profitable."

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