Privacy activists are decrying Google’s recent policy revisions that allow online fingerprinting for ad tracking, arguing that these changes undermine user control and data privacy, despite the company’s claims of enhanced privacy options.
Google’s Shift to Fingerprinting Raises Privacy Concerns

Google’s Shift to Fingerprinting Raises Privacy Concerns
New marketing regulations from Google have sparked backlash from privacy advocates, who accuse the tech giant of prioritizing profit over user data protection.
Google's recent decision to permit “fingerprinting” practices for online tracking has ignited significant controversy, with privacy advocates condemning the move as a blatant infringement on user rights. Set to take effect on Sunday, the new regulations enable advertisers to gather extensive data about users, including their IP addresses and device details, raising concerns about increased surveillance online.
Historically, Google has positioned itself against such data collection practices, having publicly denounced fingerprinting in a 2019 blog post as an infringement on user autonomy. However, representatives from the tech giant now argue that the evolution of internet usage—particularly with smart TVs and gaming consoles—has necessitated a shift away from traditional cookie-based tracking that users can manage through consent settings.
In response to criticisms, Google has asserted that “privacy-enhancing technologies” facilitate responsible data collection strategies that do not compromise user privacy. The company further claims that the adaptation to fingerprinting aligns with industry trends already employed by other organizations.
Yet, critics, including Martin Thomson from Mozilla, argue that authorizing fingerprinting gives Google and the broader advertising sector unprecedented power over user tracking, further constraining individual agency in dictating what personal information is shared. Thomson emphasized that such practices make users vulnerable to various data exploitation, from advertising firms to law enforcement agencies.
Fingerprinting, which involves the compilation of multiple data points such as device specifications and browser information to create unique user profiles, has emerged as a controversial practice. Unlike cookies—small data files stored on users’ devices—fingerprinting poses greater challenges for users wanting to limit data sharing.
Lena Cohen from the Electronic Frontier Foundation described the new Google policy as a clear prioritization of profitability over privacy. Similarly, Pete Wallace of the advertising tech firm GumGum criticized the decision for steering the industry towards consumer exploitation. He stressed the importance of maintaining consumer-centric approaches to data usage.
The UK's Information Commissioner's Office, tasked with overseeing data privacy laws, has also expressed its disapproval, categorizing fingerprinting as a potential threat to user autonomy and control over personal information. The organization has outlined the high standards needed for businesses to comply with privacy regulations while leveraging fingerprinting methods.
Google, acknowledging the backlash, expressed a commitment to dialogue with the ICO regarding its policy changes and reaffirmed its intent to maintain user choice in receiving personalized ads. The tech giant insists that utilizing data signals such as IP addresses is in line with existing industry practices and has historically been managed responsibly for fraud prevention.
As the online advertising landscape continues to evolve, the debate over privacy and consumer rights presents a critical intersection of technological advancement and ethical responsibility. Users are left questioning whether their digital privacy is becoming a commodity in a shifting market focused on profitability.