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```
Ytime="Nov 13 12:30:23.879" level=error msg="ErrGroup goroutine.[err block received from P2P not matching block found in DA. P2P Block: {\"block_id\":{\"hash\":\"0E82B3B114A8BDED5B04BA0BB63E6…
danwt updated
3 weeks ago
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## Related user story
Issue #19674
## Task
During testing of #20722 , we found that `ParseDeviceinfo` was not able to verify the Apple signature chain for iPadOS devices.
As a workaround…
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**Github username:** --
**Twitter username:** --
**Submission hash (on-chain):** 0xcbdc91bbed5ed57de6e9d1ee01a094c7927f39acab776a32a84261efbd0ade44
**Severity:** medium
**Description:**
**Descriptio…
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### On-chain signature verification
### Prize Bounty
82,750 CSPR (approx. 10,000 USDT) for each of the top 6 various advanced submissions
### Challenge Description
This challenge focuses on …
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We should add new method to `DataChain` with signature:
```python
def diff(self, other: "DataChain", file_obj: str, added: bool = True, deleted: bool = True, changed: bool = True) -> "Self":
....
…
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## Overview
The Internet Computer implements a novel threshold ECDSA (tECDSA) protocol to produce chain-key signatures. In this protocol, the private ECDSA key is held in a secret-shared manner by …
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Description:
The `claim` function in the ClaimContract is vulnerable to signature replay attacks. The function uses a `_postfix` parameter in the signature verification process, but there's no mechan…
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## Bug description
The n-out-of-n message is taking the current signer make up, not the historical settings at the time of the transaction.
The messages in the screenshot were all fully si…
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Occasionally when messages are relayed using supersim they return the following error:
```
execution reverted: custom error 0xb7d09497
```
This signature corresponds to the `InvalidTimestamp` error …
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### Tutorial title
Using EIP-712
### Tutorial description
[EIP-712](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-712.md) enables us to have the user's wallet ask for a signature and then v…