xclaim-sol

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redeem process - add replay protection

1

Add replay protection to redeem protocol, to prevent a vault from re-using the same Bitcoin transaction as proof for multiple redeemRequests. Require the following digest is included in OP_RETURN of...

alexeiZamyatin

Instead of users having to enter the precise amount of the vault's available BTC, when they want to redeem a large sum with multiple vaults, allow user to specify a...

alexeiZamyatin

Currently, no vault specified when making a redeem request. Problem: vaults can prevent users from redeeming funds if they do not react -> however, we will not know who to...

alexeiZamyatin

Benefit: - DoS protection / white listing - Allow vaults to reserve collateral to issue tokens themselves (without being charged an additional fee obviously)

alexeiZamyatin

issueToken: add separate function for vault to claim collateral/fee for failed issue commitments

2

alexeiZamyatin

issueToken - where to send slashed collateral?

1

Currently, slashed collateral is paid to the vault, whose funds were locked. Problem: may incentivize vault to try to force failures. Alternative: burn? Keep in contract? Other option: make vault...

alexeiZamyatin

Problem: if we do not check that the same user account is used to call issueToken, as registerCommit, the vault or a malicious user can call issueToken for arbitrary users...

alexeiZamyatin

alexeiZamyatin

alexeiZamyatin

alexeiZamyatin