Crypto exchanges and Bitcoin ETFs both hold Bitcoin, but their security models differ dramatically. Exchanges like Bitget, Bybit, and WazirX have suffered significant hacks, losing millions in customer funds. Bitget lost about $352 million in September, Bybit lost about $1.5 billion a year and a half earlier, and WazirX lost about $230 million in July. These breaches often occur because exchanges must keep a portion of funds in hot wallets, connected to the internet for quick transactions, increasing their vulnerability.
In contrast, US spot Bitcoin ETFs have grown to hold more than $100 billion of Bitcoin without reporting any hacks. ETFs operate on a daily cut-off, collecting and settling funds in batches. This allows them to keep Bitcoin in cold storage, offline and secured with split signing keys, reducing the risk of breaches. The custodians managing ETF assets focus solely on safekeeping, unlike exchanges that prioritize access and convenience.
The key difference lies in their purpose: exchanges optimize for access, while ETFs prioritize security. For long-term investors, the choice of where to hold assets is crucial. Platforms like BitSave, which keep client assets in cold storage with institutional custodians, offer a safer alternative to traditional exchanges. The lesson is clear: if holding for the long term, security should trump convenience.