Ilyas Mutlu
Author at Caywork
As we step into 2025, Character AI has emerged as a significant player in the digital landscape, boasting an impressive 28 million active users. This platform, which specializes in impersonating actors, influencers, artists, or public figures, raises critical questions about privacy and identity in the age of artificial intelligence. Character AI utilizes tuned large language models (LLMs) designed to mimic the tone and style of specific personas, creating an experience that feels remarkably authentic.
Character impersonation through LLMs relies on publicly available data to construct its imitations. This data is often sourced from various online platforms without the explicit consent of the individuals being represented. As users interact with these chatbots, they may unwittingly engage with a digital version of someone else, crafted from a blend of public information and algorithmic finesse. This raises a pivotal question: Who truly owns personal identity in a world where digital impersonation is becoming increasingly sophisticated?
 The Rise of Identity Theft
 According to the Federal Trade Commission (FTC), identity theft has become one of the most frequent consumer complaints. The Bureau of Justice Statistics (BJS) reported that approximately 23.9 million people fell victim to identity theft in 2021 alone. As LLMs become more accessible and affordable, the potential for identity impersonation grows, often with financial motives at the forefront.
 Historically, the law has recognized property rights in certain aspects of an individual’s identity, such as name and likeness, but the digital age complicates these definitions. Recent discussions have even expanded these rights to include voice and sound, highlighting the evolving nature of identity in our increasingly digital world.
 ## Taking Action: Protecting Your Identity  In light of these challenges, it’s crucial for individuals to take proactive steps to safeguard their identities. Here are some strategies to consider:
- Â Opt-Out of Third-Party Information Sharing: Take control of your data by refusing to share personal information with businesses that engage in invasive data collection practices.
- Protect Your Online Privacy: Utilize privacy settings on social media and other platforms to minimize your digital footprint. The less information available, the harder it is for impersonators to create convincing replicas.
- Â Support Legislative Protections: Advocate for laws that protect individuals from identity impersonation and misuse. As technology evolves, so too must our legal frameworks to ensure that personal identity is respected and safeguarded.
 As we navigate this new frontier of Character AI and large language models, the conversation around privacy and identity is more critical than ever. In an ideal world, individuals would have complete ownership and control over their data, ensuring that their identities are not exploited without consent. As technology continues to advance, it is imperative that we remain vigilant and proactive in protecting our personal identities from the risks posed by digital impersonation.
 ## For further reading and insights, consider exploring the following resources:  Character AI Statistics FTC Fraud and Identity Theft Maps FTC Identity Theft Reports Over Time BJS Victims of Identity Theft 2021 Much of You Do You Really Own - A Property Right in Identity, 37 Clev. St. L. Rev. 499 (1989)