Metropolitan Police officers will soon carry handheld facial recognition devices that can instantly identify individuals by checking their faces against police databases, in a trial that significantly expands surveillance technology across London's streets.
The portable units allow officers to verify someone's identity in real-time by cross-referencing their live image against watchlists of wanted individuals, suspects and people of interest. The Met hopes the technology will streamline operations and help catch criminals faster.
The trial follows the controversial deployment of static facial recognition cameras across London, which have divided opinion between those supporting their crime-fighting potential and critics warning of privacy intrusions. Handheld devices mark a new phase, extending biometric identification beyond fixed locations into day-to-day police encounters.
Police argue the technology could dramatically improve efficiency when officers need to quickly confirm identities during stops and searches. The devices could help locate missing persons, identify repeat offenders, or verify ages in licensing checks. The Met has previously described such technology as essential for modern policing in a complex city like London.
But civil liberties groups have condemned the trial. Big Brother Watch and other privacy advocates warn of eroding freedoms, risks of misidentification, and inadequate legal safeguards around powerful surveillance tools. They fear handheld facial recognition could create a "surveillance society" where people are constantly monitored without consent, fundamentally changing the relationship between citizens and police.
The trial's duration, locations, and criteria for adding people to watchlists will face intense scrutiny. Results will likely shape future policy on facial recognition use by UK police forces, potentially setting a precedent for other constabularies considering similar technology.