Six-point-three billion dollars drained from a single exchange in roughly 20 minutes. Binance now says every customer who lost assets in that October 29 attack has been made whole, but “replaced” refers to new tokens Binance acquired, not to any recovery of the funds attackers took.

The exchange said it committed more than $6.34 billion in company resources to cover customer balances. Binance drew on SAFU (its Secure Asset Fund for Users, an emergency reserve built for this purpose) and corporate treasury holdings, according to reporting on the company’s disclosure. Replacement tokens were acquired through ordinary market purchases and over-the-counter transactions spread across approximately two weeks.

The…