Kraken, Coinbase, Gemini, OKX and Binance: how 5 exchanges handle security

Summary
Crypto exchange security in 2026 varies across Kraken, Coinbase, Gemini, OKX and Binance, from cold storage shares and proof of reserves to audits and breach history
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Kraken, Coinbase, Gemini, OKX and Binance: how 5 exchanges handle security
Crypto exchange security in 2026 varies across Kraken, Coinbase, Gemini, OKX and Binance, from cold storage shares and proof of reserves to audits and breach history