The Catalog of Carceral Surveillance: Patents Aren’t Products (Yet)

The Catalog of Carceral Surveillance: Patents Aren’t Products (Yet)

In EFF’s Catalog of Carceral Surveillance, we explore patents filed by or awarded to prison communication technology companies Securus and Global Tel*Link in the past five years. The dystopian technology the patents describe are exploitative and dehumanizing.

The Catalog of Carceral Surveillance: Voice Recognition and Surveillance

The Catalog of Carceral Surveillance: Voice Recognition and Surveillance

Prison phone companies have been profiting off the desire for human connection for as long as they’ve been in business. Historically, there’s been one primary instrument for that connection — voice — and only one way to milk it for revenue: by charging exorbitant rates for phone calls.