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Verifying whether someone has bitcoins or not is trivial - all they have to do is sign a message with the wallet's private key. That functionality is included i
by imaginenore 11y ago
Verifying whether someone has bitcoins or not is trivial - all they have to do is sign a message with the wallet's private key. That functionality is included in the standard wallet software.
- ikeboy 11y agoYes, but most exchanges don't do that. The ones that do can do it with cold storage as well; it's orthogonal to where they are stored.