The collapse of FTX in November 2022 wiped out over $8 billion in customer funds and shattered trust in centralized exchanges. But centralized exchanges remain the primary on-ramp for most crypto investors. Choosing the right exchange is one of the most important risk management decisions you can make. This guide gives you a framework for evaluating exchange safety.
Regulatory Status: The First Filter
Regulated exchanges operate under legal frameworks that require segregated customer funds, regular audits, and compliance with AML/KYC rules. While regulation is not a guarantee of safety (FTX had some regulatory approvals), it significantly raises the bar. Look for exchanges registered with FinCEN (US), FCA (UK), BaFin (Germany), or MAS (Singapore).
Proof of Reserves: The New Standard
After FTX, proof of reserves (PoR) became the industry standard for demonstrating solvency. A PoR audit uses cryptographic verification (Merkle tree proofs) to prove that an exchange holds at least as much crypto as it owes customers. Major exchanges publishing regular PoR audits include Binance, Kraken, OKX, and Bitfinex. Avoid exchanges that refuse to publish PoR.
Insurance and SAFU Funds
Some exchanges maintain insurance funds to compensate customers in case of a hack. Binance's SAFU fund holds $1 billion. Coinbase holds customer USD in FDIC-insured accounts (up to $250K per customer). Kraken has never been hacked in its 12-year history. Check whether your exchange has an insurance policy and what it covers.
Red Flags: Signs of an Unsafe Exchange
- ▶Withdrawal delays or unexplained restrictions — the first sign of insolvency.
- ▶No proof of reserves or refusal to publish audits.
- ▶Unusually high yields on 'savings' products (>20% APY on stablecoins is unsustainable).
- ▶Anonymous or unverifiable team.
- ▶Registered in a jurisdiction with no crypto regulation (anonymous offshore entity).
- ▶Aggressive referral programs that rely on new deposits to pay existing users (Ponzi structure).
The Golden Rule: Not Your Keys, Not Your Coins
The safest approach is to use exchanges only for trading and withdrawing to a self-custody wallet for storage. Keep only the amount you need for active trading on exchanges. Any amount you cannot afford to lose should be in a hardware wallet under your control.