Sybil Attacks
Comments discuss vulnerabilities to Sybil attacks in decentralized networks and protocols, questioning resistance, prevention strategies, and referencing examples like Bitcoin.
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That's pretty vulnerable to sybil attacks.
Could this be a Sybil attack? Can the anonymity of users be compromised by an attacker that owns some great portion of the nodes?
The problem you describe is called Sybil resistance and is known to be hard, but there are some example working systems such as Bitcoin.
How do you know bob didn't setup many nodes to perform a sybil attack on you? You don't.
Could I perform a Sybil attack on the network?
This is just a sybil attack without the blockchain
How can you prevent Sybil attacks?
I can try. But I'm pretty sure what they're trying to do is fundamentally impossible without some kind of sybil protection.
Are we still talking about Sybil attacks?
Is this Sybil attack resistant?