2018.06.26 14:10-15:10 - Jack (Dodger) Gavigan
Possible Disclosures:
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Payment Disclosure
- For zAddress payments to prove the payment
- proof for shielded payment (receipt)
- should be saved before the software throws away the proof
- Discloses everything (Recipient, amount, memo)
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Selective Disclosure (Not yet merged)
- Only disclose a selective section (only amount, recipient or ...)
- might make shielded transactions less efficient, requires changes in the protocol/cryptography
- If this happen (Selective Disclosure tuple), it's possible to get rid of transparent transactions all together --
... // Missing notes
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How to identify who leaked information in case there are multiple parties receiving the receipts.
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what is available in Zcash today?
- Payment disclosure: Recipients, Amount, Memo
- Some options to do read only keys in new SPV implementations -- Coming soon --
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One of the main issues with Selective disclosure is inadvertently disclose informations that they do not want disclosed
- such as UI misuse
- Device seizure
- ...