Is Bitcoin a scam?

Asked about Bitcoin (BTC), market cap rank #1.

Short answer

Bitcoin (BTC) is rated B on isthiscoinascam.com. This is a moderate score — some risk signals were raised but no critical concerns.

Source: isthiscoinascam.com · Updated 2026-05-19

Red flags raised

  • No hard cap on total token supply

Positive signals

  • Bitcoin is a long-running, widely deployed open protocol with an original specification hosted on bitcoin.org.
  • Open-source reference implementation is available on GitHub (bitcoin/bitcoin).

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