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The 4 Biggest Identity Risks in Crypto (And Why Projects Should Care)

As blockchain platforms grow, identity fraud harms data, rewards, and trust in Web3. Here are 4 key risks every project must address—and how to stop them.

Opinion
Civic Team
February 10, 2025

Crypto is built on decentralization, but with that freedom comes a challenge: proving who (or what) is real. As blockchain platforms mature, identity fraud is becoming a bigger problem—distorting user data, gaming rewards, and undermining trust in Web3. From our experience, here are the four biggest identity risks every project should be thinking about—and how to stop them.

1. Basic Bot Attacks

How come CAPTCHA checks are still around? There’s a reason they exist: basic bots are everywhere, draining token faucets and flooding platforms with fake transactions. Annoying? Yes. Hard to stop? Not at all. A simple CAPTCHA "prove you're human" test blocks most of them.

2. Advanced Bot Networks

This is where it gets interesting. Modern bots don’t just click buttons—they mimic human behavior using AI. They vote in DAOs, farm rewards, and even engage in conversations. Basic bot prevention isn’t enough anymore. Liveness detection—quick video verification—ensures there’s a real person behind the screen.

3. Sybil Attacks

Named after a famous case of multiple personality disorder, Sybil attacks involve one person controlling hundreds or even thousands of wallets to manipulate entire systems. The scale is staggering—LayerZero identified 750,000 fake wallets trying to game its airdrop, causing transactions to drop from 300,000 to 150,000 after the snapshot.

The only real way to stop this? Uniqueness verification, making sure one wallet truly equals one person.

4. Regulatory Compliance

As crypto goes mainstream, regulators demand answers. No problem? Not quite. Traditional ID checks aren’t enough in Web3. A project can implement perfect off-chain KYC, but if its smart contracts lack on-chain identity protection, they remain vulnerable.

The future of crypto is moving toward both compliance and security—whether we like it or not. On-chain ID verification ensures that smart contracts stay as secure as the users behind them.

Finding the Right Security Fit

Not every project needs fortress-level security, but every platform should match its protections to its risks. Civic provides liveness detection, uniqueness verification, and on-chain ID verification to help projects defend against all levels of ID risks—without compromising user experience. Looking for the right balance? See how Civic Pass can help.